Data as of Nov 14, 2026

185.129.72.0/22

No anonymizer space · no proxy exits in 30 days

Cityfibre Limited

Announcement
this exact prefix
RPKI valid
Announced by
Type
Internet provider

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
185.129.73.0/24
since Oct 2018
AS8468Internet providerCityfibre Limited
185.129.74.0/23
since Oct 2018
AS8468Internet providerCityfibre Limited

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
185.129.72.0/221,024UK-CITYFIBREHOLDINGS-20151201Cityfibre Limited (ORG-CHL10-RIPE) · GBALLOCATED PADec 1, 2015abuse@cityfibre.com
└ 185.129.72.0/24256CITYFIBRE-SCOTunknownASSIGNED PAFeb 15, 2016abuse@cityfibre.com
via UK-CITYFIBREHOLDINGS-20151201
└ 185.129.73.0/24256CITYFIBRE-SCOTunknownASSIGNED PAFeb 15, 2016abuse@cityfibre.com
via UK-CITYFIBREHOLDINGS-20151201
└ 185.129.74.0/24256CITYFIBRE-SCOTunknownASSIGNED PAFeb 15, 2016abuse@cityfibre.com
via UK-CITYFIBREHOLDINGS-20151201

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

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Jan 2018
Current origin since
Apr 2019 · 7.6 yr
Origin networks
1