Data as of Nov 10, 2026

173.255.161.78/31

Anonymizer · VPN2 residential-proxy exits · 30 days

Clouvider Limited · space held by Strong Technology, LLC.

Announcement

173.255.160.0/22

RPKI valid

Announced by

AS62240

Type

VPN

Risk

75 / 100 · High

Residential-proxy exits

Proxy exits

100% of its addresses · 30 days

Oct 11, 2026 – Nov 9, 2026

Exits seen per day

23K observations

IPv4 market

Path

1 · Holder

Strong Technology, LLC.

record created Nov 14, 2011

2 · Leased from

not leased

3 · Announced by

AS62240 Clouvider Limited

since Jan 2025 · 22 mo ago

4 · Use

VPN servicesnamed IPVanish

VPN

Operators, sellers and brokers

VPN services

Name	Parent	In 173.255.161.78/31	/24s
IPVanish	Ziff Davis	2100%	1

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
173.255.160.0/19	8,192	STL-BOS-MIA-MSP-NYC-SFO-YUL	Strong Technology, LLC. (STL-172) · US	Direct Allocation	Nov 14, 2011	abuse@strongtechnology.net
└ 173.255.160.0/23	512	NETPR-NYC-CV	unknown	Reassigned	Feb 3, 2025	abuse@strongtechnology.net via STL-BOS-MIA-MSP-NYC-SFO-YUL

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 173.255.160.0/22

173.255.160.0/22

Routing history

Pattern: Stable
First seen: Jan 2025
Current origin since: Jan 2025 · 1.8 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
173.255.160.0/22	AS62240	/22	ARIN	RPKI valid

IRR

Route objects on 173.255.160.0/22

Origin	Registry	Description	Maintainer	Modified
AS62240	ARIN	60 Hudson street, 5th floor	MNT-STL-172	Sep 10, 2024