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Data as of Nov 9, 2026

193.28.104.32/29

No anonymizer space · no proxy exits in 30 days

Zayo Bandwidth · space held by Zayo Group UK Limited

Announcement
193.28.104.0/23
RPKI valid
Announced by
AS6461
Type
Internet provider
Risk
0 / 100 · Low

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
193.28.104.0/23512UK-ABOVENET-20191007Zayo Group UK Limited (ORG-AUL1-RIPE) · GBALLOCATED PAOct 7, 2019zayoabuse@zayo.com
└ 193.28.104.32/298Net-CrowdStrike-GmbHIPYX/392628/001/ZYOASSIGNED PAMar 26, 2024zayoabuse@zayo.com
via UK-ABOVENET-20191007

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

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 193.28.104.0/23

Prefix
193.28.104.0/23
Announced by
AS6461 Zayo Bandwidth
Type
Internet provider
RPKI
RPKI valid
Netname
UK-ABOVENET-20191007
Registrant
Zayo Group UK Limited
RIR
RIPE NCC
Origin network

AS6461

US
Name
Zayo Bandwidth
Type
Internet provider
Registered
Apr 22, 1996
Domain
zayo.com
Website
www.zayo.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed