Data as of Nov 3, 2026

72.37.216.0/23

No anonymizer space · no proxy exits in 30 days

Performive LLC · space held by PacketExchange, Inc

Announcement

this exact prefix

No RPKI

Announced by

Type

Hosting

Risk

50 / 100 · Medium

Announcements

Less specific

Prefix	Origin	Type	Proxy exits	Holder	RPKI
72.37.128.0/17 since Jul 2015	AS3257	Unknown	8 2 always on	PacketExchange, Inc

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
72.37.128.0/17	32,768	NETBLK-PACKETEXCHANGE-V4-03	PacketExchange, Inc (PACKE-25) · US	Direct Allocation	Mar 17, 2005	[email protected]
└ 72.37.216.0/23	512	MZIMA03-CUST-ZEROLAG01	Zerolag Communications, Inc. (ZLC-3) · US	Reallocated	May 21, 2007	[email protected]
└ 72.37.216.32/27	32	NETBLK-ZEROLAG-72-37-216-32	unknown	—	—	—
└ 72.37.216.64/27	32	NETBLK-ZEROLAG-72-37-216-64	unknown	—	—	—
└ 72.37.216.96/28	16	NETBLK-ZEROLAG-72-37-216-96	unknown	—	—	—
└ 72.37.216.112/28	16	NETBLK-ZEROLAG-72-37-216-112	unknown	—	—	—
└ 72.37.217.0/28	16	NETBLK-ZEROLAG-72-37-217-0	unknown	—	—	—
└ 72.37.217.16/28	16	PLAYTECHTONICS	unknown	—	—	—
└ 72.37.217.32/27	32	NETBLK-ZEROLAG-72-37-217-32	unknown	—	—	—
└ 72.37.217.64/27	32	NETBLK-ZEROLAG-72-37-217-64	unknown	—	—	—
└ 72.37.217.128/26	64	NETBLK-ZEROLAG-72-37-217-128	unknown	—	—	—

IPv4 market

Origin network