Data as of Nov 10, 2026

136.225.3.0/24

No anonymizer space · no proxy exits in 30 days

COLT Technology Services Group Limited

Announcement

136.225.0.0/16

RPKI valid

Announced by

AS8220

Type

Business

78% of it

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

256 addresses

Type	Addresses	Share	Ranges
Business	200	78%	22
Internet provider	56	22%	4

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 136.225.0.0/16

136.225.0.0/16

Routing history

Pattern: Rotating
First seen: May 2005
Current origin since: Nov 2022 · 4.0 yr
Origin networks: 3
Last change of origin: Nov 2022

Recorded history

History

Handoffs: 2

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
136.225.0.0/16	AS8220	/16	RIPE	RPKI valid

IRR

Route objects on 136.225.0.0/16

Origin	Registry	Description	Maintainer	Modified
AS8220	RIPE	COLT Technology Services	COLT-MNT	Nov 22, 2022