Data as of Nov 11, 2026

37.18.136.0/24

9 residential-proxy exits · 30 days

Sure (Guernsey) Limited · space held by Sure (Isle of Man) Limited

Announcement

37.18.136.0/21

RPKI valid

Announced by

AS8680

Type

Residential

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

3.5% of its addresses · 30 days

Providers

selling exits here

Oct 12, 2026 – Nov 10, 2026

Exits seen per day

2.8K observations

Proxy providers listing exits

711Proxy
Ake.net
B2Proxy
Byteful
CliProxy
Decodo
EZProxies
EnigmaProxy
FLEETPROXY
FastProxy
GloryCloud
IPPeak
LemonBright
LudaxProxy
NovProxy
NovaProxy
PROXYSCRAPE
Proxio
Proxiware
ProxyEmpire
RainProxy
SPYDERPROXY_PREMIUM
Thordata
ThunderProxy
TrueProxies
VantageProxies
VitalExclusive
ZENPROXY_LITE

Registrations in this block

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

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
37.18.136.0/21	2,048	IM-CWCIOM-20111220	Sure (Isle of Man) Limited (ORG-CAWI1-RIPE) · IM	ALLOCATED PA	Dec 20, 2011	abuse@sure.com
└ 37.18.136.0/24	256	SURE-IOM-BB	Sure IOM BB	ASSIGNED PA	Mar 14, 2016	abuse@sure.com via IM-CWCIOM-20111220

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

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 37.18.136.0/21

37.18.136.0/21

Routing history

Pattern: Stable
First seen: Jan 2012
Current origin since: Jan 2012 · 15 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
37.18.136.0/21	AS8680	/24	RIPE	RPKI valid

IRR

Route objects on 37.18.136.0/21

Origin	Registry	Description	Maintainer	Modified
AS8680	RIPE	CWC-IOM	MNT-AS8680	Jan 11, 2012