Data as of Nov 9, 2026
81.21.16.0/20
27 residential-proxy exits · 30 daysUNIDATA S.p.A.
Residential-proxy exits
Proxy exits
27
0.66% of its addresses · 30 days
Always-on exits
2
7.4% of its exits
Spread
12 of 16
/24s with at least one exit
Providers
41
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
4.6K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 81.21.20.0/24 | 1 | 4 | |
| 81.21.30.0/24 | 1 | 3 | |
| 81.21.28.0/24 | 0 | 4 | |
| 81.21.16.0/24 | 0 | 3 | |
| 81.21.31.0/24 | 0 | 3 | |
| 81.21.22.0/24 | 0 | 2 | |
| 81.21.24.0/24 | 0 | 2 | |
| 81.21.25.0/24 | 0 | 2 | |
| 81.21.17.0/24 | 0 | 1 | |
| 81.21.18.0/24 | 0 | 1 | |
| 81.21.19.0/24 | 0 | 1 | |
| 81.21.27.0/24 | 0 | 1 |
Proxy providers listing exits
- 2Extract
- 711Proxy
- Ake.net
- AnyIP
- BirdProxies
- BlurPath
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- EZProxies
- EnigmaProxy
- FastProxy
- FlashProxy
- FloppyData
- GSocks
- Geonix
- GonzoProxy
- IPPeak
- IPRoyal
- Infatica
- LemonBright
- LudaxProxy
- MangoProxy
- MoMoProxy
- NextProxy
- NodeProxy
- NovProxy
- NovaProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyRack
- ProxyWing
- Proxyma
- RainProxy
- Shifter
- Thordata
- ThunderProxy
- VantageProxies
- VitalExclusive
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 81.21.16.0/20 | 4,096 | IT-TWT-20100610 | UNIDATA S.p.A. (ORG-TWTS1-RIPE) · IT | ALLOCATED PA | Dec 6, 2010 | abuse@ |
| └ 81.21.16.0/24 | 256 | IT-TWT-XDSL | xdsl connectivity | ASSIGNED PA | May 27, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.4/30 | 4 | TWT-CUST-5741 | EDISER S r l | ASSIGNED PA | Jul 6, 2016 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.8/30 | 4 | TWT-CUST-P-103331 | Cave di Campiglia SPA | ASSIGNED PA | Oct 1, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.12/30 | 4 | TWT-CUST-7023 | Agribios Italiana Srl | ASSIGNED PA | Nov 4, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.16/30 | 4 | TWT-CUST-P-92195 | Grand Hotel Imperiale SPA Como | ASSIGNED PA | Nov 18, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.20/30 | 4 | TWT-CUST-1182 | ADIGE S p A | ASSIGNED PA | Oct 25, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.24/30 | 4 | TWT-CUST-7699 | Colligo S P A | ASSIGNED PA | Oct 4, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.32/30 | 4 | TWT-CUST-P-80397 | Avis Comunale Milano Onlus Avis Comunale Milano Onlus | ASSIGNED PA | Oct 11, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.44/30 | 4 | TWT-CUST-P-136664 | Idrotermica Farina SRL | ASSIGNED PA | Aug 9, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.48/30 | 4 | TWT-CUST-P-149573 | Campo D'oro S R L | ASSIGNED PA | Jan 5, 2026 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.52/30 | 4 | TWT-CUST-9362 | PRELIOS S p A | ASSIGNED PA | Nov 27, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.64/30 | 4 | TWT-CUST-1423 | Studio Legale Avv Pietro Zambrano e Associati | ASSIGNED PA | Jul 21, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.68/30 | 4 | TWT-CUST-GO-438603 | BROGI e COLLITORTI SPA | ASSIGNED PA | Oct 17, 2016 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.72/30 | 4 | TWT-CUST-4090 | North Sails SRL | ASSIGNED PA | Feb 11, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.76/30 | 4 | TWT-CUST-P-136695 | Hysteron S R L | ASSIGNED PA | Aug 19, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.80/30 | 4 | TWT-CUST-P-104298 | AD Formandum Impresa Sociale | ASSIGNED PA | Oct 27, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.84/30 | 4 | TWT-CUST-P-61601 | Ipas SPA | ASSIGNED PA | Oct 26, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.92/30 | 4 | TWT-CUST-7651 | Champion Europe Services SRL | ASSIGNED PA | Oct 27, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.96/30 | 4 | TWT-CUST-GO-692025 | AVV Bersani Giuseppe | ASSIGNED PA | Nov 9, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.100/30 | 4 | TWT-CUST-P-148845 | Ge S E L Srl | ASSIGNED PA | Nov 26, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.108/30 | 4 | TWT-CUST-9726 | Lungo Lario S R L | ASSIGNED PA | Oct 15, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.112/30 | 4 | TWT-CUST-P-56277 | Hilton Garden INN Milan Malpensa | ASSIGNED PA | May 31, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.116/30 | 4 | TWT-CUST-P-56281 | Abitazione Stresa - SPIG HOLDING SPA | ASSIGNED PA | May 31, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.120/30 | 4 | TWT-CUST-P-105779 | Istituto Maria Ausiliatrice | ASSIGNED PA | Feb 14, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.124/30 | 4 | TWT-CUST-GO-771683 | HO RE CA S R L | ASSIGNED PA | Jul 9, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.128/30 | 4 | TWT-CUST-P-137732 | NVP SPA | ASSIGNED PA | Sep 27, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.132/30 | 4 | TWT-CUST-P-56281 | Abitazione Stresa - SPIG HOLDING SPA | ASSIGNED PA | May 31, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.140/30 | 4 | TWT-CUST-P-56282 | Pro Gest SRL | ASSIGNED PA | May 31, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.144/30 | 4 | TWT-CUST-P-138340 | ME di Mediterranea Diagnostica SRL | ASSIGNED PA | Oct 17, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.152/30 | 4 | TWT-CUST-P-56292 | C e S A T | ASSIGNED PA | May 31, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.156/30 | 4 | TWT-CUST-P-138132 | Tempio Crematorio Brescia S R L | ASSIGNED PA | Oct 10, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.160/30 | 4 | TWT-CUST-GO-713303 | Metronic Italia SRL | ASSIGNED PA | Jan 15, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.168/30 | 4 | TWT-CUST-P-135404 | T B M srl 3520 | ASSIGNED PA | Oct 18, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.172/30 | 4 | TWT-CUST-P-137894 | Floris Roma | ASSIGNED PA | Oct 2, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.176/30 | 4 | TWT-CUST-P-71657 | Avioport S r l | ASSIGNED PA | Sep 6, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.180/30 | 4 | TWT-CUST-5093 | CAFFAREL S p A | ASSIGNED PA | Dec 21, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.184/30 | 4 | TWT-CUST-P-56290 | Bauer Gear Motor Europe GmbH | ASSIGNED PA | May 31, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.188/30 | 4 | TWT-CUST-2303 | ASCO FILTRI S.r.l. | ASSIGNED PA | Mar 2, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.192/30 | 4 | TWT-CUST-P-116157 | Gruppo Italia Sicurezza | ASSIGNED PA | Oct 26, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.200/30 | 4 | TWT-CUST-60168 | TIME-NET S.r.l. | ASSIGNED PA | Apr 16, 2013 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.208/30 | 4 | TWT-CUST-1875 | STILMAS S p A | ASSIGNED PA | May 19, 2015 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.212/30 | 4 | TWT-CUST-P-138451 | Thales DIS IBS Italia SPA | ASSIGNED PA | Oct 21, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.216/30 | 4 | TWT-CUST-P-104319 | Messe Frankfurt Italia S R L | ASSIGNED PA | Oct 27, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.220/30 | 4 | TWT-CUST-GO-967773 | DP Dent srl | ASSIGNED PA | Feb 1, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.224/30 | 4 | TWT-CUST-P-138596 | San Geminiano | ASSIGNED PA | Oct 24, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.228/30 | 4 | TWT-CUST-P-138572 | WR Group srl | ASSIGNED PA | Oct 24, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.232/30 | 4 | TWT-CUST-P-152945 | Reflow srl | ASSIGNED PA | Apr 28, 2026 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.236/30 | 4 | TWT-CUST-P-9059 | Occelli Agrinatura SRL | ASSIGNED PA | Jan 10, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.240/30 | 4 | TWT-CUST-P-91956 | Stamperia Cassina | ASSIGNED PA | Dec 24, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.244/30 | 4 | TWT-CUST-P-136207 | Solda Alfeo e C - S N C | ASSIGNED PA | Jul 19, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.248/30 | 4 | TWT-CUST-P-138718 | Safetykleen - Torino | ASSIGNED PA | Oct 28, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.17.252/30 | 4 | TWT-CUST-P-56291 | Societa Agricola Dievole SPA | ASSIGNED PA | May 31, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.0/30 | 4 | TWT-CUST-GO-1586048 | Prosciuttificio Bagatto Sas | ASSIGNED PA | Jan 16, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.16/30 | 4 | TWT-CUST-6616 | Spazio Amministrazioni SRL | ASSIGNED PA | Apr 9, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.28/30 | 4 | TWT-CUST-GO-268326 | CASA DEL CUSCINETTO di Colombo | ASSIGNED PA | May 9, 2014 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.36/30 | 4 | TWT-CUST-GO-1705191 | Covri Elena | ASSIGNED PA | Nov 27, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.40/30 | 4 | TWT-CUST-8583 | LIFEBRAIN TRENTINO S r l | ASSIGNED PA | Dec 19, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.44/30 | 4 | TWT-CUST-GO-565558 | Andrea Armigliato - Legnago | ASSIGNED PA | Nov 7, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.48/30 | 4 | TWT-CUST-GO-1009574 | Deroma SPA | ASSIGNED PA | May 4, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.52/30 | 4 | TWT-CUST-4088 | Spreafico V.& F.LLI SRL | ASSIGNED PA | Jan 27, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.56/30 | 4 | TWT-CUST-GO-1645506 | ADM Consulting SRL | ASSIGNED PA | May 22, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.60/30 | 4 | TWT-CUST-2630 | COMIFIN S.p.A. | ASSIGNED PA | Jan 27, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.64/30 | 4 | TWT-CUST-9145 | Ferrais Air Pressure Tanks S R L | ASSIGNED PA | Oct 17, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.68/30 | 4 | TWT-CUST-9115 | Minerali Industriali - S R L | ASSIGNED PA | Feb 26, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.72/30 | 4 | TWT-CUST-7039 | Effe Salotti S.A.S. | ASSIGNED PA | Jul 17, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.76/30 | 4 | TWT-CUST-7966 | Giomi Home SRL | ASSIGNED PA | Aug 3, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.80/30 | 4 | TWT-CUST-GO-1705214 | NITO srl | ASSIGNED PA | Nov 27, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.84/30 | 4 | TWT-CUST-GO-1617680 | Studio Vicentin SRL | ASSIGNED PA | Mar 31, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.88/30 | 4 | TWT-CUST-8158 | Ediliziacrobatica S P A | ASSIGNED PA | Mar 20, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.92/30 | 4 | TWT-CUST-GO-546048 | Uiltec Roma e Lazio | ASSIGNED PA | Sep 11, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.96/30 | 4 | TWT-CUST-GO-545417 | Centro Ambrosiano di Documentazione e Studi REL | ASSIGNED PA | Sep 7, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.100/30 | 4 | TWT-CUST-GO-617272 | Meta SPA - GH Tremezzo | ASSIGNED PA | Mar 8, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.104/30 | 4 | TWT-CUST-GO-1511850 | Marka Service Srl | ASSIGNED PA | Oct 16, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.108/30 | 4 | TWT-CUST-GO-1304722 | sede Mirano SEVERAL SPA | ASSIGNED PA | Aug 3, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.112/30 | 4 | TWT-CUST-P-84759 | Studio DR Bianchi Giuseppe Studio DR Bianchi Giuseppe | ASSIGNED PA | Sep 16, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.116/30 | 4 | TWT-CUST-P-118924 | Top 3 SRL | ASSIGNED PA | Jun 13, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.120/30 | 4 | TWT-CUST-GO-1271221 | Gamma Frutta SPA Gamma Frutta SPA | ASSIGNED PA | May 4, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.124/30 | 4 | TWT-CUST-8505 | Photocity IT S R L | ASSIGNED PA | Oct 16, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.128/30 | 4 | TWT-CUST-5026 | Aprigliano Salvatore | ASSIGNED PA | Nov 27, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.136/30 | 4 | TWT-CUST-GO-1644746 | Autolinee F lli Spighi Srl | ASSIGNED PA | May 21, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.140/30 | 4 | TWT-CUST-GO-44460 | Comune di Barzana | ASSIGNED PA | Jan 18, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.148/30 | 4 | TWT-CUST-GO-771684 | Coworking HCD SRL | ASSIGNED PA | Jul 9, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.152/30 | 4 | TWT-CUST-P-113753 | Studio Apostolo SRL | ASSIGNED PA | Aug 23, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.160/30 | 4 | TWT-CUST-GO-790808 | AB Italia | ASSIGNED PA | Sep 9, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.164/30 | 4 | TWT-CUST-4088 | Spreafico V.& F.LLI SRL | ASSIGNED PA | Jan 14, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.168/30 | 4 | TWT-CUST-GO-1124783 | Hotel Raffaello Idealfin srl | ASSIGNED PA | Mar 16, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.176/30 | 4 | TWT-CUST-GO-1019654 | Numero 10 SPA | ASSIGNED PA | May 28, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.180/30 | 4 | TWT-CUST-GO-1012255 | ALE - Tecnidro SRL | ASSIGNED PA | May 11, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.184/30 | 4 | TWT-CUST-GO-268160 | Giulia Baroncelli | ASSIGNED PA | May 8, 2014 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.188/30 | 4 | TWT-CUST-GO-396383 | Studio Commercialisti Associati | ASSIGNED PA | Feb 22, 2016 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.192/30 | 4 | TWT-CUST-P-129343 | Segheria F LLI de Infanti SNC | ASSIGNED PA | Sep 26, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.196/30 | 4 | TWT-CUST-4959 | Acquanatura S.r.l. Società Unipersonale | ASSIGNED PA | Jan 30, 2013 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.200/30 | 4 | TWT-CUST-GO-1368489 | Avv Sicari Rocco Pietro | ASSIGNED PA | Jan 30, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.208/30 | 4 | TWT-CUST-7203 | HUB09 S R L | ASSIGNED PA | May 27, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.212/30 | 4 | TWT-CUST-4507 | Farmacia Carlo Erba di Gianni Valdati & C. SAS | ASSIGNED PA | Apr 30, 2012 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.216/30 | 4 | TWT-CUST-GO-616240 | Guercio SPA | ASSIGNED PA | Mar 6, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.220/30 | 4 | TWT-CUST-6620 | Scuola D'arte Applicata Andrea Fantoni | ASSIGNED PA | Sep 12, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.224/30 | 4 | TWT-CUST-P-84475 | Tessile Toscana srl | ASSIGNED PA | Mar 6, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.228/30 | 4 | TWT-CUST-GO-1019325 | Artes SRL | ASSIGNED PA | May 27, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.236/30 | 4 | TWT-CUST-9721 | Poliplast SRL | ASSIGNED PA | Oct 22, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.240/30 | 4 | TWT-CUST-GO-634846 | Guercio SPA | ASSIGNED PA | May 2, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.244/30 | 4 | TWT-CUST-GO-1222435 | Telecom srl | ASSIGNED PA | Dec 20, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.248/30 | 4 | TWT-CUST-8540 | Tec Cargo Italia Srl | ASSIGNED PA | Sep 12, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.18.252/30 | 4 | TWT-CUST-GO-835820 | Carta in SRL | ASSIGNED PA | Jan 27, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.0/29 | 8 | TWT-CUST-GO-901367 | Azienda Farmacie e Servizi Spa - Farm 7 | ASSIGNED PA | Jul 17, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.8/29 | 8 | TWT-CUST-P-145654 | Faro Consulting | ASSIGNED PA | Sep 14, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.16/29 | 8 | TWT-CUST-GO-941759 | Fidas Adsp ODV | ASSIGNED PA | Nov 17, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.24/30 | 4 | TWT-CUST-6767 | Chryso Italia S.R.L. | ASSIGNED PA | Aug 30, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.40/29 | 8 | TWT-CUST-GO-1515833 | GE Contract SRL GE Contract SRL | ASSIGNED PA | Oct 25, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.48/29 | 8 | TWT-CUST-P-102214 | STUDIO LEGALE GINEX PATRIARCA STUDIO LEGALE GINEX PATRIARCA SPINARDI Associazio | ASSIGNED PA | Sep 10, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.56/29 | 8 | TWT-CUST-GO-1515835 | GB Malpensa Logistics S R L | ASSIGNED PA | Oct 25, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.64/29 | 8 | TWT-CUST-8964 | Socioculturale S C S | ASSIGNED PA | Jun 12, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.72/29 | 8 | TWT-CUST-GO-1673239 | Tribunale Ecclesiastico Interdiocesano Piemontese | ASSIGNED PA | Aug 26, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.96/29 | 8 | TWT-CUST-P-43767 | Tecnogest di Sasdelli Alessandro | ASSIGNED PA | Aug 18, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.104/29 | 8 | TWT-CUST-9212 | Rossini Opera Festival Fondazione | ASSIGNED PA | Oct 28, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.112/29 | 8 | TWT-CUST-GO-1077894 | Vitali Lorenzo S R L | ASSIGNED PA | Nov 10, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.120/29 | 8 | TWT-CUST-GO-706226 | Eusebi SPA | ASSIGNED PA | Dec 20, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.128/29 | 8 | TWT-CUST-6647 | Melley AVV Matteo | ASSIGNED PA | Jun 25, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.160/30 | 4 | TWT-CUST-GO-413212 | overange Gaggiano overange gaggiano | ASSIGNED PA | Apr 29, 2016 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.168/29 | 8 | TWT-CUST-P-151585 | Crippa Auto Srl Crippa Auto Srl | ASSIGNED PA | Apr 2, 2026 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.176/29 | 8 | TWT-CUST-GO-640214 | Tecnilab SPA | ASSIGNED PA | May 18, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.184/29 | 8 | TWT-CUST-GO-1520255 | Nidek Medical SRL Nidek Medical SRL | ASSIGNED PA | Nov 7, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.192/29 | 8 | TWT-CUST-8551 | Varese Web SRL | ASSIGNED PA | Aug 12, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.200/29 | 8 | TWT-CUST-GO-1517679 | E T S Engineering Transfer System Srl | ASSIGNED PA | Oct 30, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.208/29 | 8 | TWT-CUST-440 | CONTROL TECHNIQUES S.p.A. | ASSIGNED PA | Jan 17, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.216/29 | 8 | TWT-CUST-60630 | PROMELIT COMMUNICATION SYSTEM S r l | ASSIGNED PA | Oct 30, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.224/29 | 8 | TWT-CUST-GO-769427 | Azienda Farmacie e Servizi Spa | ASSIGNED PA | Jul 2, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.232/29 | 8 | TWT-CUST-1817 | NEOSS ITALIA S r l | ASSIGNED PA | Jul 26, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.240/29 | 8 | TWT-CUST-GO-1517774 | Grand Hotel Imperiale | ASSIGNED PA | Oct 30, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.19.248/29 | 8 | TWT-CUST-60630 | PROMELIT COMMUNICATION SYSTEM S r l | ASSIGNED PA | Oct 31, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.20.0/24 | 256 | IT-TWT-XDSL | xdsl connectivity | ASSIGNED PA | May 27, 2011 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.0/30 | 4 | TWT-CUST-GO-1608308 | Eidos Diagnostica PER Immagini SRL | ASSIGNED PA | Mar 5, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.4/30 | 4 | TWT-CUST-GO-1019751 | Acquedotto Industriale Valle Strona scrl | ASSIGNED PA | May 28, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.8/30 | 4 | TWT-CUST-GO-433224 | Ente Casa Mission Figlie di M Ausiliatrice | ASSIGNED PA | Jul 6, 2016 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.12/30 | 4 | TWT-CUST-GO-1515173 | Giuseppe ST NOT Maiatico | ASSIGNED PA | Oct 24, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.16/30 | 4 | TWT-CUST-GO-876095 | Gruppo Arco Societa' Coop SOC | ASSIGNED PA | May 13, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.20/30 | 4 | TWT-CUST-P-146189 | Consorzio Monviso Solidale | ASSIGNED PA | Sep 16, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.24/30 | 4 | TWT-CUST-P-121442 | Nulli Comm SRL | ASSIGNED PA | Apr 13, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.28/30 | 4 | TWT-CUST-GO-1222591 | Noyfar SRL | ASSIGNED PA | Dec 21, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.32/30 | 4 | TWT-CUST-GO-724268 | CEREDA S r l | ASSIGNED PA | Feb 13, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.36/30 | 4 | TWT-CUST-GO-1174458 | Merletti Aerospace srl | ASSIGNED PA | Jul 15, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.44/30 | 4 | TWT-CUST-GO-1020305 | Lavoropiu' Spa | ASSIGNED PA | May 31, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.48/30 | 4 | TWT-CUST-7039 | Effe Salotti S P A | ASSIGNED PA | Jul 2, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.52/30 | 4 | TWT-CUST-GO-1833157 | PROIMA Srl | ASSIGNED PA | Apr 20, 2026 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.60/30 | 4 | TWT-CUST-7515 | ACLI SERVICE VENEZIA S r l | ASSIGNED PA | Nov 24, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.64/30 | 4 | TWT-CUST-GO-1075065 | Fercam spa | ASSIGNED PA | Nov 2, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.68/30 | 4 | TWT-CUST-GO-697367 | DP57 srl | ASSIGNED PA | Nov 27, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.72/30 | 4 | TWT-CUST-5474 | SITA 3000 S r l | ASSIGNED PA | Apr 1, 2016 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.76/30 | 4 | TWT-CUST-GO-558863 | Studio Notaio Cavanna Maurizio | ASSIGNED PA | Oct 12, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.80/30 | 4 | TWT-CUST-GO-1021747 | TMS SRL Meccanica di Precisione | ASSIGNED PA | Jun 3, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.88/30 | 4 | TWT-CUST-GO-1126149 | R M P A SRL R M P A SRL | ASSIGNED PA | Mar 21, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.92/30 | 4 | TWT-CUST-GO-942713 | Gioielleria Fasoli S p A | ASSIGNED PA | Nov 19, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.96/30 | 4 | TWT-CUST-GO-931555 | Bianchi Trebi SRL | ASSIGNED PA | Oct 20, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.100/30 | 4 | TWT-CUST-GO-1516558 | Munaretto Manlio srl | ASSIGNED PA | Oct 28, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.104/30 | 4 | TWT-CUST-P-123915 | A F P Colline Astigiane SCRL | ASSIGNED PA | Sep 4, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.116/30 | 4 | TWT-CUST-8594 | Cerba Healthcare Piemonte S R L | ASSIGNED PA | Oct 29, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.124/30 | 4 | TWT-CUST-GO-1312135 | DP Dent Srl | ASSIGNED PA | Sep 7, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.132/30 | 4 | TWT-CUST-GO-1022161 | Medicantu' SRL | ASSIGNED PA | Jun 4, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.136/30 | 4 | TWT-CUST-GO-645478 | Collegio A Volta SPA | ASSIGNED PA | Jun 1, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.140/30 | 4 | TWT-CUST-GO-1033032 | Bricoman Italia S r l | ASSIGNED PA | Jun 23, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.144/30 | 4 | TWT-CUST-GO-736466 | ABSANGIULIANO srl | ASSIGNED PA | Mar 22, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.148/30 | 4 | TWT-CUST-GO-1398759 | Fratelli Mara SRL | ASSIGNED PA | Feb 13, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.152/30 | 4 | TWT-CUST-2150 | YAMATO S r l | ASSIGNED PA | Nov 27, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.156/30 | 4 | TWT-CUST-GO-1188345 | FAST NETWORKS S r l | ASSIGNED PA | Sep 12, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.160/30 | 4 | TWT-CUST-6372 | BIO Clima di Angrisagni Andrea | ASSIGNED PA | Sep 20, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.164/30 | 4 | TWT-CUST-GO-1018406 | Tessitura di Crevacuore Spa | ASSIGNED PA | May 26, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.176/30 | 4 | TWT-CUST-GO-1312138 | Studio Stomatologico Assoc DR Andreoni Maiorana e Dott Francesc | ASSIGNED PA | Sep 7, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.180/30 | 4 | TWT-CUST-GO-1271479 | Gaviota Simbac SPA | ASSIGNED PA | May 5, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.184/30 | 4 | TWT-CUST-GO-1022427 | NWS Networking Solutions di Losardo Agostino | ASSIGNED PA | Jun 4, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.192/30 | 4 | TWT-CUST-GO-1392497 | Notai Associati Pistilli Ciccaglione Rinaldi | ASSIGNED PA | Feb 5, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.196/30 | 4 | TWT-CUST-GO-429569 | Crestan Fratelli SRL | ASSIGNED PA | Jun 24, 2016 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.200/30 | 4 | TWT-CUST-GO-1223784 | Pizzocheri SRL | ASSIGNED PA | Dec 23, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.204/30 | 4 | TWT-CUST-P-144046 | Ind Briantea ferramenta minuterie Fumagalli srl | ASSIGNED PA | May 20, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.208/30 | 4 | TWT-CUST-GO-945143 | Gruber Logistics - Sesto Fiorentino | ASSIGNED PA | Nov 26, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.212/30 | 4 | TWT-CUST-8 | T W T | ASSIGNED PA | May 15, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.216/30 | 4 | TWT-CUST-GO-1308741 | Palazzo Venart | ASSIGNED PA | Aug 25, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.220/30 | 4 | TWT-CUST-7219 | Contech SRL | ASSIGNED PA | May 4, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.232/30 | 4 | TWT-CUST-9278 | Mada S R L | ASSIGNED PA | Apr 29, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.236/30 | 4 | TWT-CUST-8158 | Ediliziacrobatica S P A | ASSIGNED PA | Mar 20, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.240/30 | 4 | TWT-CUST-GO-1019982 | Michael Kors Italy Srl | ASSIGNED PA | May 31, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.248/30 | 4 | TWT-CUST-GO-1234372 | Enercon GmbH | ASSIGNED PA | Jan 30, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.21.252/30 | 4 | TWT-CUST-GO-1020018 | Bieffe Forniture SNC | ASSIGNED PA | May 31, 2021 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.0/30 | 4 | TWT-CUST-GO-253257 | F lli Grignola F lli Grignola Sas | ASSIGNED PA | Feb 19, 2014 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.8/29 | 8 | TWT-CUST-8158 | Ediliziacrobatica S P A | ASSIGNED PA | Oct 11, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.16/29 | 8 | TWT-CUST-7123 | Fiscatech S P A | ASSIGNED PA | Nov 2, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.24/29 | 8 | TWT-CUST-GO-1535732 | FAR-Pro-Modena SPA | ASSIGNED PA | Dec 13, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.32/29 | 8 | TWT-CUST-GO-800986 | Teamblau SRL | ASSIGNED PA | Oct 14, 2019 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.40/29 | 8 | TWT-CUST-6833 | Sopran SPA | ASSIGNED PA | Jul 17, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.48/29 | 8 | TWT-CUST-GO-1251059 | Area Immobiliare S R L | ASSIGNED PA | Mar 13, 2023 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.56/29 | 8 | TWT-CUST-GO-875832 | Spiralit SRL Spiralit SRL | ASSIGNED PA | May 13, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.72/29 | 8 | TWT-CUST-9165 | Kesseboehmer Italia S R L | ASSIGNED PA | Jan 29, 2024 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.80/29 | 8 | TWT-CUST-GO-1678616 | Faro Consulting | ASSIGNED PA | Sep 14, 2025 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.88/30 | 4 | TWT-CUST-GO-600654 | Circolo Unicredit - Carire | ASSIGNED PA | Jan 23, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.96/29 | 8 | TWT-CUST-GO-706110 | Eusebi SPA | ASSIGNED PA | Dec 20, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.104/30 | 4 | TWT-CUST-GO-523047 | Comune di Cavarzere Municipio | ASSIGNED PA | Jun 15, 2017 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.112/30 | 4 | TWT-CUST-GO-601013 | Tessitura Carlo Bassetti S P A | ASSIGNED PA | Jan 23, 2018 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.120/29 | 8 | TWT-CUST-GO-1105700 | Abrites Italy S R L | ASSIGNED PA | Jan 26, 2022 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.128/29 | 8 | TWT-CUST-GO-901566 | New Electronics | ASSIGNED PA | Jul 20, 2020 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.136/29 | 8 | TWT-CUST-GO-1788539 | POLINELLI srl 4105 | ASSIGNED PA | Mar 6, 2026 | abuse@ via IT-TWT-20100610 |
| └ 81.21.22.144/29 | 8 | TWT-CUST-GO-1293579 | Star Point Service SRL | ASSIGNED PA | Jul 11, 2023 | abuse@ via IT-TWT-20100610 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Origin network
AS30848
IT
- Name
- UNIDATA S.p.A.
- Type
- Internet provider
- Registered
- Dec 19, 2003
- Domain
- unidata.it
- Website
- www.twt.it
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2006
- Current origin since
- Dec 2010 · 16 yr
- Origin networks
- 2
- Last change of origin
- Dec 2010
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 81.
21. 16. 0/ 20 - Netname
- IT-TWT-20100610
- Registrant
- UNIDATA S.p.A.
- Registrant country
- IT
- Organization
- UNIDATA S.p.A. (ORG-TWTS1-RIPE)
- Org country
- IT
- Type
- ALLOCATED PA
- Created
- Dec 6, 2010
- Updated
- Feb 17, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- IT
- Delegated
- Dec 6, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
twt. it - Name
- TWT Contact Role
- Handle
- TCR5-RIPE