Data as of Nov 12, 2026

137.75.72.0/24

1 residential-proxy exit · 30 days

National Oceanic and Atmospheric Administration

Announcement

137.75.72.0/22

RPKI valid

Announced by

AS3477

Type

Business

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

0.39% of its addresses · 30 days

Providers

selling exits here

Oct 13, 2026 – Nov 11, 2026

Exits seen per day

1 observation

Proxy providers listing exits

AnyIP

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
137.75.64.0/18 since Nov 2022	AS3477	Business	2	National Oceanic and Atmospheric Administration

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

137.75.72.0/22

Routing history

Pattern: Stable
First seen: Nov 2016
Current origin since: Feb 2017 · 9.7 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
137.75.72.0/22	AS3477	/22	ARIN	RPKI valid
137.75.64.0/18	AS3477	/18	ARIN	Too specific

IRR

Route objects on 137.75.72.0/22

Origin	Registry	Description	Maintainer	Modified
AS3477	ARIN	X-Wave Denver	MNT-NOAABO-Z	Jul 14, 2025