Data as of Nov 3, 2026

173.226.78.0/23

No anonymizer space · no proxy exits in 30 days

Black Knight IP Holding Company, LLC · space held by Level 3 Parent, 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
173.226.0.0/15 since Oct 2016	AS3549	Residential	20 4 always on	Level 3 Parent, 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
173.226.0.0/15	131,072	TWTC-NETBLK-18	Level 3 Parent, LLC (LPL-141) · US	Direct Allocation	Jan 8, 2010	[email protected]
└ 173.226.72.0/21	2,048	CTL-BLKNI5	Black Knight IP Holding Company, LLC (BKIHL) · US	Reassigned	Feb 20, 2019	—

Registry

Origin network