Data as of Nov 5, 2026
Autonomous system

AS51491

SysGroup plc

Announces 1,024 addresses in 2 prefixes. None of it is anonymizer space.

Type
Internet provider
GB

Announced prefixes

Arrived
PrefixTypeRPKI
185.33.184.0/23
since Jun 2020
Internet provider
185.33.186.0/23
since Jul 2020
Internet provider

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it