Data as of Nov 10, 2026
77.78.87.0/24
No anonymizer space · no proxy exits in 30 daysWIA spol. s.r.o.
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 |
|---|---|---|---|---|---|---|
| 77. | 2,560 | CZ-WIA-20070227 | WIA spol. s.r.o. (ORG-WSS1-RIPE) · CZ | ALLOCATED PA | Feb 7, 2025 | abuse@ |
| └ 77.78.87.8/29 | 8 | JmkAuditsro-CZ | JMK Audit,s.r.o. | ASSIGNED PA | Apr 6, 2012 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.16/29 | 8 | Frame100r-CZ | FRAME100R s.r.o. | ASSIGNED PA | Oct 3, 2011 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.24/29 | 8 | Prevedig-CZ | PREVEDIG spol. s r.o. | ASSIGNED PA | Oct 21, 2009 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.32/29 | 8 | UniverzitaKarlovaVPraze-CZ | Univerzita Karlova v Praze | ASSIGNED PA | Jul 11, 2014 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.40/29 | 8 | Muzikus-CZ | Daniel Andel | ASSIGNED PA | Aug 31, 2010 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.48/29 | 8 | DomovProOsobySEZdravotnimPostizenimSulicka-CZ | Domov pro osoby se zdravotnim postizenim Sulicka | ASSIGNED PA | Oct 15, 2014 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.56/29 | 8 | CzechInnHotels-CZ | CZECH INN HOTELS s.r.o. | ASSIGNED PA | Jun 21, 2019 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.64/29 | 8 | InstitutProTestovaniACertifikaci-CZ | Institut pro testovani a certifikaci, a.s. | ASSIGNED PA | Nov 3, 2009 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.72/29 | 8 | GradaPublishing-CZ | Grada Publishing, a.s. | ASSIGNED PA | Mar 24, 2014 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.80/29 | 8 | CzechInnHotels-CZ | CZECH INN HOTELS s.r.o. | ASSIGNED PA | Jun 21, 2019 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.88/29 | 8 | AnyzMichal-CZ | Michal Anyz - Takecars | ASSIGNED PA | Sep 16, 2010 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.104/29 | 8 | Hypnosis-CZ | Hypnosis s.r.o. | ASSIGNED PA | Jul 19, 2016 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.112/29 | 8 | NM-ASCOMPUTERS-FARNI | AS Computers s.r.o. | ASSIGNED PA | Jan 18, 2022 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.120/29 | 8 | OTenergyServices-CZ | OT Energy Services a.s. | ASSIGNED PA | May 21, 2014 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.128/29 | 8 | DomovProOsobySEZdravotnimPostizenimSulicka-CZ | Domov pro osoby se zdravotnim postizenim Sulicka | ASSIGNED PA | Jun 18, 2015 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.136/29 | 8 | CzechInnHotels-CZ | CZECH INN HOTELS s.r.o. | ASSIGNED PA | Jun 21, 2019 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.152/29 | 8 | UsnulMilanJudrSoudniExekutor-CZ | Usnul Milan, JUDr. - soudni exekutor | ASSIGNED PA | Jul 27, 2015 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.160/29 | 8 | Aseko-CZ | ASEKO, spol. s r.o. | ASSIGNED PA | Aug 22, 2013 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.168/29 | 8 | ASComputers-CZ | AS Computers s.r.o. | ASSIGNED PA | Oct 21, 2010 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.184/29 | 8 | Skylab-CZ | SKYLAB, spol. s r.o. | ASSIGNED PA | Jul 8, 2011 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.192/29 | 8 | BpaSportMarketing-CZ | BPA sport marketing a.s. | ASSIGNED PA | Feb 13, 2015 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.200/29 | 8 | EnproEnergo-CZ | ENPRO Energo s.r.o. | ASSIGNED PA | Aug 9, 2010 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.208/29 | 8 | BoogieFilms-CZ | Boogie Films s.r.o. | ASSIGNED PA | Apr 5, 2011 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.216/29 | 8 | MudrPetrArenbergerDrsc-CZ | MUDr. Petr Arenberger, DrSc. | ASSIGNED PA | Apr 5, 2013 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.224/29 | 8 | Logik-CZ | LOGIK, s.r.o. | ASSIGNED PA | Sep 11, 2012 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.232/29 | 8 | Doit-CZ | DO-IT s.r.o. | ASSIGNED PA | Jun 7, 2012 | abuse@ via CZ-WIA-20070227 |
| └ 77.78.87.240/29 | 8 | IzakRobert-CZ | Robert IZAK | ASSIGNED PA | Nov 27, 2012 | abuse@ via CZ-WIA-20070227 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 216 | 84% | 27 | |
| Residential | 40 | 16% | 5 |
Network & registry
Announced by
Covering announcement 77.78.80.0/21
- Prefix
- 77.78.80.0/21
- Announced by
- AS21430 WIA spol. s.r.o.
- Type
- Residential
- Proxy exits
- 10
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- CZ-WIA-20070227
- Registrant
- WIA spol. s.r.o.
- RIR
- RIPE NCC
Origin network
AS21430
CZ
- Name
- WIA spol. s.r.o.
- Type
- Internet provider
- Registered
- Dec 7, 2001
- Domain
- wia.cz
- Website
- www.wia.cz/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 77.78.80.0/21
77.78.80.0/21
Routing history
- Pattern
- Stable
- First seen
- Sep 2019
- Current origin since
- Sep 2019 · 7.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 77.78.80.0/21 | AS21430 | /21 | RIPE | RPKI valid |
IRR
Route objects on 77.78.80.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS21430 | RIPE | CASA to WIA transfer | CASABLANCA-CORE-MNT WIA-AS-MNT | Sep 3, 2019 |
Whois
Registration for this announcement
- Range
- 77.
78. 80. 0 - 77. 78. 89. 255 - Netname
- CZ-WIA-20070227
- Registrant
- WIA spol. s.r.o.
- Registrant country
- CZ
- Organization
- WIA spol. s.r.o. (ORG-WSS1-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Feb 7, 2025
- Updated
- Feb 7, 2025
- Maintainer
- WIA-AS-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Feb 27, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
wia. cz - Name
- WIA Abuse Contact
- Handle
- WAC9-RIPE