Data as of Nov 13, 2026

72.51.8.0/22

No anonymizer space · no proxy exits in 30 days

Aptum Technologies

Announcement

this exact prefix

No RPKI

Announced by

Type

Hosting

Risk

50 / 100 · Medium

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
72.51.4.0 - 72.51.11.255	2,048	PEER1-BLK-08	Aptum Technologies (PER1) · CA	Direct Allocation	Jul 5, 2005	abuse@aptum.com
└ 72.51.8.144/29	8	PEER1-ICONNECT-01	unknown	—	—	—
└ 72.51.8.152/29	8	PEER1-ASSOLUTIONS-01	unknown	—	—	—
└ 72.51.8.160/27	32	PEER1-CDN-SSL-06	unknown	—	—	—
└ 72.51.8.192/27	32	PEER1-NSTEDCOMMUNICATIONS-02	unknown	—	—	—
└ 72.51.9.32/28	16	PEER1--MOTHERCRAFT-01	unknown	—	—	—
└ 72.51.9.96/27	32	PEER1-FLOWFINITY-WIRELESS	unknown	—	—	—
└ 72.51.9.192/27	32	PEER1-AGILE-02	unknown	—	—	—
└ 72.51.9.224/27	32	PEER1-COMINGSTARNET-01	unknown	—	—	—
└ 72.51.10.0/24	256	PEER1-IDIGITAL-INTERNET-INC	unknown	—	—	—
└ 72.51.11.0/26	64	PEER1-DYNAMICNETWORKGROUP-02	unknown	—	—	—
└ 72.51.11.128/25	128	PEER1-HOSTPAPA-09	unknown	—	—	—

Routing timeline

Summary

IRR

Origin	Registry	Description	Maintainer	Modified
AS13768	RADB	Aptum Route Object	MAINT-AS13768	Jun 30, 2026

IRR inside

Prefix	Origin	Registry	Description	Maintainer	Modified
72.51.8.0/24	AS13768	RADB	Peer1 Route Object	MAINT-AS13768	Jun 30, 2026