Data as of Nov 7, 2026

209.172.100.0/24

No anonymizer space · no proxy exits in 30 days

GeoLinks

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

52% of it

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
209.172.100.0/24	256	NEXTWEB-CIDR2	GeoLinks (CIS-378) · US	Direct Allocation	Nov 19, 1997	abuse@geolinks.com
└ 209.172.100.36/30	4	NEXTWEB-209-172-100-36-30	unknown	—	—	—
└ 209.172.100.40/30	4	NEXTWEB-209-172-100-40-30	unknown	—	—	—
└ 209.172.100.48/29	8	NEXTWEB-209-172-100-48-29	unknown	—	—	—
└ 209.172.100.56/29	8	NEXTWEB-209-172-100-56-29	unknown	—	—	—
└ 209.172.100.64/27	32	NEXTWEB-209-172-100-64-27	unknown	—	—	—
└ 209.172.100.104/29	8	NEXTWEB-209-172-100-104-29	unknown	—	—	—
└ 209.172.100.112/29	8	NEXTWEB-209-172-100-112-29	unknown	—	—	—
└ 209.172.100.128/30	4	NEXTWEB-209-172-100-128-30	unknown	—	—	—
└ 209.172.100.132/30	4	NEXTWEB-209-172-100-132-30	unknown	—	—	—
└ 209.172.100.136/30	4	NEXTWEB-209-172-100-136-30	unknown	—	—	—
└ 209.172.100.140/30	4	NEXTWEB-209-172-100-140-30	unknown	—	—	—
└ 209.172.100.148/30	4	NEXTWEB-209-172-100-148-30	unknown	—	—	—
└ 209.172.100.184/29	8	NEXTWEB-209-172-100-184-29	unknown	—	—	—
└ 209.172.100.200/29	8	NEXTWEB-209-172-100-200-29	unknown	—	—	—
└ 209.172.100.208/30	4	NEXTWEB-209-172-100-208-30	unknown	—	—	—
└ 209.172.100.212/30	4	NEXTWEB-209-172-100-212-30	unknown	—	—	—
└ 209.172.100.216/29	8	NEXTWEB-209-172-100-216-29	unknown	—	—	—
└ 209.172.100.248/29	8	NEXTWEB-209-172-100-248-29	unknown	—	—	—

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

Announced space

Announced space

256 addresses

Type	Addresses	Share	Ranges
Business	132	52%	18
Residential	124	48%	8

Origin network