Data as of Nov 9, 2026
81.20.247.0/24
11 residential-proxy exits · 30 daysNOS Comunicacoes, S.A.
Announced by
Type
Residential
Risk
0 / 100 · Low
Proxy exits nearby
Residential-proxy exits
Proxy exits
11
4.3% of its addresses · 30 days
Always-on exits
3
27% of its exits
Providers
56
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
14K observations
Proxy providers listing exits
- 2Extract
- 711Proxy
- Ake.net
- AnyIP
- B2Proxy
- BirdProxies
- BlurPath
- BottingTools
- ByteProxies
- Byteful
- CliProxy
- CoreProxy
- DataImpulse
- Decodo
- Evomi
- FastProxy
- FlashProxy
- FloppyData
- GSocks
- GeekProxy
- Geonix
- Geonode
- GloryCloud
- GoProxies
- GonzoProxy
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LemonLabs
- MangoProxy
- MoMoProxy
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PSBProxy
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyRack
- ProxyWing
- Proxyma
- RapidProxy
- RolaProxy
- Shifter
- TalorData
- Thordata
- ThunderProxy
- VantageProxies
- VitalExclusive
- Webshare
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 81.20.240.0/20 since Apr 2007 | AS42580 | Residential | 186 14 always on | NOS Acores Comunicacoes, S.A. |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 81.20.240.0/20 | 4,096 | TVACOREANA | NOS Acores Comunicacoes, S.A. (ORG-CTAS1-RIPE) · PT | ASSIGNED PI | Mar 26, 2002 | abuse@ |
Network & registry
Announced by
Covering announcement 81.20.244.0/22
- Prefix
- 81.20.244.0/22
- Announced by
- AS2860 NOS Comunicacoes, S.A.
- Type
- Residential
- Proxy exits
- 33
- Always-on exits
- 5
- RPKI
- RPKI invalid (length)
- Netname
- TVACOREANA
- Registrant
- NOS Acores Comunicacoes, S.A.
- RIR
- RIPE NCC
Origin network
AS2860
PT
- Name
- NOS Comunicacoes, S.A.
- Type
- Internet provider
- Registered
- Jan 18, 1994
- Domain
- nos.pt
- Website
- www.nos.pt
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
81.20.244.0/22
Routing history
- First seen
- Before our records
- Origin networks
- 0
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.20.240.0/20 | AS2860 | /20 | RIPE | Too specific |
| 81.20.240.0/20 | AS42580 | /20 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- Not stated by the registry
- Netname
- TVACOREANA
- Registrant
- NOS Acores Comunicacoes, S.A.
- Registrant country
- PT
- Organization
- Not stated by the registry
- Created
- Mar 26, 2002
- RIR
- RIPE NCC
- Country
- PT
- Delegated
- Mar 26, 2002
- Status
- assigned