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Data as of Nov 4, 2026

81.0.252.0/23

3 residential-proxy exits · 30 days

WIA spol. s.r.o.

Announcement
this exact prefix
RPKI valid
Announced by
AS21430
Type
Residential
56% of it

Residential-proxy exits

Proxy exits
3
0.59% of its addresses · 30 days
Spread
2 of 2
/24s with at least one exit
Providers
2
selling exits here
Oct 5, 2026 – Nov 3, 2026

Exits seen per day

5 observations
  • Residential
  • Business

/24s with the most always-on exits

/24Always-on exitsProxy exits
81.0.252.0/2402
81.0.253.0/2401

Proxy providers listing exits

  • MangoProxy
  • Oxylabs

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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
81.0.251.0 - 81.0.253.255768CZ-WIA-20011214WIA spol. s.r.o. (ORG-WSS1-RIPE) · CZALLOCATED PAJul 28, 2022[email protected]
└ 81.0.252.0/312NM-REXCONCEPTS-CHLUMECKA-BKRex Concepts BK Czech s.r.o.ASSIGNED PANov 13, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.4/312NM-ZEPPELIN-CHEBSKA-SOKOLOVZeppelin CZ s.r.o.ASSIGNED PASep 26, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.6/312NM-KFC-CHLUMECKAAmRest s.r.o.ASSIGNED PASep 25, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.8/304NM-LESYHLMPRAHY-PRACSKALesy hl. m. PrahyASSIGNED PAOct 26, 2023[email protected]
via CZ-WIA-20011214
└ 81.0.252.12/304NM-TECOM-KFIALCET E C O M Analytical Systems CS spol. s r.o.ASSIGNED PAJun 5, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.16/2816CASABLANCAINT-CZCasablanca INTASSIGNED PAJul 3, 2012[email protected]
via CZ-WIA-20011214
└ 81.0.252.32/304NM-HZSHMP-JINONICKACeska republika - Hasicsky zachranny sbor hlavniho mesta PrahyASSIGNED PAJan 12, 2021[email protected]
via CZ-WIA-20011214
└ 81.0.252.36/304NM-HZSHMP-SOKOLSKACeska republika - Hasicsky zachranny sbor hlavniho mesta PrahyASSIGNED PAJan 14, 2021[email protected]
via CZ-WIA-20011214
└ 81.0.252.40/304NM-HZSHMP-VSUDECHCeska republika - Hasicsky zachranny sbor hlavniho mesta PrahyASSIGNED PAJan 20, 2021[email protected]
via CZ-WIA-20011214
└ 81.0.252.44/304NM-DDKREAL-K-HAJUMDDK Real s.r.o.ASSIGNED PAMay 7, 2024[email protected]
via CZ-WIA-20011214
└ 81.0.252.58/312NM-ZEPPELIN-AMPEROVA-LIBERECZeppelin CZ s.r.o.ASSIGNED PASep 22, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.60/312NM-ZEPPELIN-DRUZSTEVNI-ZNOJMOZeppelin CZ s.r.o.ASSIGNED PASep 18, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.62/312NM-DROPIN-BUDINOVADROP IN, s.r.o.ASSIGNED PASep 18, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.64/312NM-LABORATOREAGEL-UNAKLADOVEHONADLaboratore AGEL a.s.ASSIGNED PAApr 24, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.66/312NM-SMARTY-CHLUMECKASmarty CZ a.s.ASSIGNED PANov 19, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.68/304NM-DOBROVSKY-CERNYMOSTKNIHY DOBROVSKY s.r.o.ASSIGNED PAOct 14, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.72/304NM-ARMADNI-PODJULISKOU-PRAHAArmadni Servisni, prispevkova organizaceASSIGNED PAJan 13, 2023[email protected]
via CZ-WIA-20011214
└ 81.0.252.88/298NM-MCDONALDS-RADLICKAMcDonald's CR spol. s r.o.ASSIGNED PANov 24, 2020[email protected]
via CZ-WIA-20011214
└ 81.0.252.128/298NM-MCDONALDS-RADLICKAMcDonald's CR spol. s r.o.ASSIGNED PANov 24, 2020[email protected]
via CZ-WIA-20011214
└ 81.0.252.144/298CASABLANCAINT-CZCasablanca INTASSIGNED PAApr 30, 2009[email protected]
via CZ-WIA-20011214
└ 81.0.252.176/298NM-GIANTINTERACTIVE-THAMOVAGiant interactive s.r.o.ASSIGNED PASep 7, 2026[email protected]
via CZ-WIA-20011214
└ 81.0.252.184/298NM-ABFCATERING-BERANOVYCHABF Catering s.r.o.ASSIGNED PAJul 22, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.208/2816CASABLANCAINT-CZCasablanca INTASSIGNED PAApr 30, 2009[email protected]
via CZ-WIA-20011214
└ 81.0.252.224/298NM-SOSCIVILNIHOLETECTVI-KLETISTIStredni odborna skola civilniho letectvi, Praha - RuzyneASSIGNED PAFeb 24, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.252.240/304NM-INTERSOFT-PLZENINTERSOFT - Automation s.r.o.ASSIGNED PADec 7, 2020[email protected]
via CZ-WIA-20011214
└ 81.0.252.248/304NM-SEPHORA-BRNENSKA-HKSephora s.r.o.ASSIGNED PAOct 1, 2026[email protected]
via CZ-WIA-20011214
└ 81.0.252.252/312NM-REXCONCEPTS-CHLUMECKA-PLKRex Concepts PLK Czech s.r.o.ASSIGNED PANov 13, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.253.8/298CASABLANCAINT-CZCasablanca INTASSIGNED PAApr 30, 2009[email protected]
via CZ-WIA-20011214
└ 81.0.253.16/298NM-WEBGROUP-KRAKOVSKAWebGroup Czech Republic, a.s.ASSIGNED PAApr 23, 2025[email protected]
via CZ-WIA-20011214
└ 81.0.253.32/2732CASABLANCAINT-CZCasablanca INTASSIGNED PAOct 6, 2009[email protected]
via CZ-WIA-20011214
└ 81.0.253.160/2816CASABLANCAINT-CZCasablanca INTASSIGNED PAApr 30, 2009[email protected]
via CZ-WIA-20011214
└ 81.0.253.192/2816CASABLANCAINT-CZCasablanca INTASSIGNED PAApr 30, 2009[email protected]
via CZ-WIA-20011214
└ 81.0.253.248/298Casablanca-CZCASABLANCA INT s.r.o.ASSIGNED PANov 16, 2011[email protected]
via CZ-WIA-20011214

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

512 addresses
TypeAddressesShareRanges
Residential28656%14
Business22644%33

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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