Data as of Nov 5, 2026

12.45.169.0/24

No anonymizer space · no proxy exits in 30 days

Core Laboratories · space held by AT&T Enterprises, LLC

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

Risk

0 / 100 · Low

Announcements

Less specific

Prefix	Origin	Type	Proxy exits	Holder	RPKI
12.0.0.0/9	AS7018	Residential	8,094 440 always on	AT&T Enterprises, LLC
12.0.0.0/8	AS7018	Residential	13,299 722 always on	AT&T Enterprises, LLC

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
12.0.0.0/8	16,777,216	ATT	AT&T Enterprises, LLC (AEL-360) · US	Direct Allocation	Aug 23, 1983	abuse@att.net
└ 12.45.169.0/24	256	CORELAB-169	Saybolt LP (SL-1666) · US	Reassigned	Feb 22, 2019	—

IPv4 market

Origin network

Name: Core Laboratories
Type: Business
Registered: Jun 7, 2000
Domain: corelab.com
Industry: Agriculture, Mining, and Refineries (Farming, Greenhouses, Mining, Forestry, and Animal Farming)
Spamhaus ASN-DROP: not listed