Data as of Nov 13, 2026

51.149.16.0/24

No anonymizer space · no proxy exits in 30 days

Exponential-E Ltd. · space held by Department for Work and Pensions

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

Risk

0 / 100 · Low

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
51.149.0.0/16	65,536	UK-DWP	Department for Work and Pensions (ORG-DFWA1-RIPE) · GB	LEGACY	Jan 26, 2018	ipabuse@dwp.gov.uk
└ 51.149.3.0 - 51.149.253.255	64,256	UK-HM_Government	unknown	LEGACY	May 2, 2018	ipabuse@dwp.gov.uk via UK-DWP
└ 51.149.16.0/24	256	UK-HMG-CabinetOffice	unknown	LEGACY	Feb 18, 2019	matthew.crowle@digital.cabinet-office.gov.uk

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Routing timeline

Summary