LAYER3 INTEL
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Data as of Nov 15, 2026

81.5.192.0/18

No anonymizer space · no proxy exits in 30 days

A1 Telekom Austria AG

Announcement
this exact prefix
RPKI valid
Announced by
AS8447
Type
Residential
>99% of it

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
81.5.192.0/1816,384AT-TELEKOM-20020606A1 Telekom Austria AG (ORG-TAA1-RIPE) · ATALLOCATED PAJun 6, 2002abuse@a1.at
└ 81.5.210.64/2732BINDERHOLZ-ATBinderholz GmbHASSIGNED PAFeb 23, 2011abuse@a1.at
via AT-TELEKOM-20020606
└ 81.5.214.0/2732A1TA-TELEKOM-ATA1 Telekom Austria AktiengesellschaftASSIGNED PAAug 5, 2021abuse@a1.at
via AT-TELEKOM-20020606
└ 81.5.214.32/2816A1TA-TELEKOM-ATA1 Telekom Austria AktiengesellschaftASSIGNED PAAug 5, 2021abuse@a1.at
via AT-TELEKOM-20020606
└ 81.5.215.24/298INTELLI-TELECOM-ATINTELLI. TELECOM Dienstleistungs GmbHASSIGNED PAFeb 23, 2011abuse@a1.at
via AT-TELEKOM-20020606
└ 81.5.219.0/24256PAGRO-NETPagro Handelsgesellschaft mbHASSIGNED PAOct 8, 2008abuse@a1.at
via AT-TELEKOM-20020606

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

16,384 addresses
TypeAddressesShareRanges
Residential16,296>99%4
Business880.54%4

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Rotating
First seen
May 2005
Current origin since
Aug 2023 · 3.2 yr
Origin networks
2
Last change of origin
Aug 2023
Recorded history

History

Handoffs
1