Data as of Nov 11, 2026

83.151.236.0/22

No anonymizer space · no proxy exits in 30 days

Cerberus Networks Ltd

Announcement

this exact prefix

RPKI valid

Announced by

AS51918

Type

Internet provider

81% of it

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
83.151.224.0/19 since Sep 2013	AS51918	Internet provider	10	Cerberus Networks Ltd

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
83.151.224.0/19	8,192	UK-CERBERUSNETWORKS-20040330	Cerberus Networks Ltd (ORG-CNL11-RIPE) · GB	ALLOCATED PA	Jul 15, 2013	abuse@cerberusnetworks.co.uk
└ 83.151.236.0/29	8	Network_Needs_Ltd-95	Endeavour Hyundai Watford - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.11/32	1	Pioneer_IT_Support_Ltd-56	Emilio Pucci - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.13/32	1	Blackwood_Engineering_Limited-1	Blackwood Engineering Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.19/32	1	TSI_Ireland_Ltd_TA_Rainbow_Communications-8	McElvaney Motors - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.29/32	1	PC_Paramedics-4	Highgrove - DSL Connectivity	ASSIGNED PA	May 20, 2016	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.30/32	1	Vermillion_Technology_Limited-5	Highgrove - DSL Connectivity	ASSIGNED PA	May 20, 2016	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.32/32	1	Restore_Ltd-1	Restore Ltd - DSL Connectivity	ASSIGNED PA	May 26, 2016	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.36/32	1	Business_Broadband__Communications_Ltd-71	A V Taylor - HO - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.37/32	1	Powernet_Management_Limited_LJT_Systems-25	MGLegal - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.39/32	1	Immervox_Limited-674	NHS - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.40/32	1	Seamless_Connectivity_Limited-237	Seamless Connectivity Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.42/32	1	Amvia_Limited-46	TMB Trading Ltd - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.43/32	1	Tconsult_Technologies_Ltd-46	Precious Homes Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.50/32	1	Seamless_Connectivity_Limited-238	Seamless Connectivity Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.51/32	1	Amvia_Limited-47	TMB Trading Ltd - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.53/32	1	Webstores_UK_Limited-16	NetSTATS User - DSL connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.56/29	8	TS_Gateway_Limited-2	TS Gateway Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.64/30	4	DV_056795-2	DV 056795 - DSL connectivity	ASSIGNED PA	Dec 23, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.72/30	4	English_Farm-1	English Farm - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.88/29	8	John_Fowler_Holidays-5	John Fowler Holidays - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.97/32	1	St_Mungos-379	St Mungos - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.104/32	1	DV_055672-2	DV 055672 - DSL connectivity	ASSIGNED PA	Dec 23, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.112/29	8	Network_Needs_Ltd-94	Hyundai North London - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.121/32	1	St_Mungos-367	St Mungos - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.140/32	1	ART__Associates-1	ART Associates - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.144/29	8	Option_One_Communications_Ltd-1	Option One Communications Ltd - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.168/29	8	Raster_Vision_Ltd-1	Raster Vision Ltd - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.176/32	1	Immervox_Limited-717	NHS - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.179/32	1	St_Mungos-407	St Mungos - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.189/32	1	DV_057387-2	DV 057387 - DSL connectivity	ASSIGNED PA	Dec 23, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.191/32	1	St_Mungos-409	St Mungos - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.192/29	8	Acuiti_Solutions_Ltd-21	MV Plant Hire - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.208/28	16	Vitec_Videocom_Ltd-1	The Vitec Group - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.241/32	1	Giotech_Ltd-72	Apasen - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.242/32	1	SystemWise_Ltd-39	Penumbra - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.236.244/30	4	Lee_Engineering_Limited-1	Lee Engineering Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.37/32	1	Boxall_Property_Group_Limited-1	Boxall Property Group Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.80/29	8	Spring_Grove_School-1	Spring Grove School - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.112/30	4	Network_Needs_Ltd-99	Volvo High Wycombe - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.144/29	8	External_Reality_Limited-3	Poseidon Navigation - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.171/32	1	Giotech_Ltd-73	Camfaud Concrete Pumps Ltd - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.172/30	4	Amvia_Limited-51	Silverline Enterprises Ltd - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.176/32	1	London__Counties_Property_Co_Ltd-1	London Counties Property Co Ltd - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.177/32	1	DV_055844-2	DV 055844 - DSL connectivity	ASSIGNED PA	Dec 23, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.237.224/29	8	Acuiti_Solutions_Ltd-16	White Hart Hotel - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.238.12/30	4	Sinclair_Associates_Limited-1	Sinclair Associates Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.238.16/29	8	GBManagement_Services-1	GBManagement Services - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.238.24/29	8	Acuiti_Solutions_Ltd-18	Wooda Farm Park Limited - DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.238.96/29	8	Acuiti_Solutions_Ltd-22	DSL Connectivity	ASSIGNED PA	Feb 19, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.238.104/29	8	SystemWise_Ltd-44	System Wise Ltd - DSL Connectivity	ASSIGNED PA	Apr 20, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330
└ 83.151.238.160/28	16	Central_IT-34	Central IT - DSL Connectivity	ASSIGNED PA	Jun 2, 2020	abuse@cerberusnetworks.co.uk via UK-CERBERUSNETWORKS-20040330

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

1,024 addresses

Type	Addresses	Share	Ranges
Internet provider	834	81%	34
Business	190	19%	47

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern: Stable
First seen: Sep 2013
Current origin since: Sep 2013 · 13 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
83.151.236.0/22	AS51918	/22	RIPE	RPKI valid
83.151.224.0/19	AS51918	/19	RIPE	Too specific

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS51918	RIPE	Cerberus Networks Block-13	EC-MNT	Jul 31, 2013