Data as of Nov 15, 2026

212.161.28.0/23

1 residential-proxy exit · 30 days

COLT Technology Services Group Limited

Announcement

212.161.0.0/17

RPKI valid

Announced by

AS8220

Type

Business

72% of it

Residential-proxy exits

Proxy exits

0.20% of its addresses · 30 days

Spread

1 of 2

/24s with at least one exit

Providers

selling exits here

Oct 16, 2026 – Nov 14, 2026

Exits seen per day

1 observation

Proxy providers listing exits

Byteful

Composition

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

Announced space

Address share

Announced space

Types across the prefix

512 addresses

Type	Addresses	Share	Ranges
Business	368	72%	23
Internet provider	144	28%	6

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 212.161.0.0/17

212.161.0.0/17

Routing history

Pattern: Stable
First seen: May 2005
Current origin since: May 2005 · 22 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
212.161.0.0/17	AS8220	/17	RIPE	RPKI valid

IRR

Route objects on 212.161.0.0/17

Origin	Registry	Description	Maintainer	Modified
AS8220	RIPE	COLT	COLT-UK	Jan 10, 2008