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Data as of Nov 4, 2026

72.22.172.0/24

No anonymizer space · no proxy exits in 30 days

Markertek Video Supply · space held by Zayo Bandwidth

Announcement
this exact prefix
No RPKI
Announced by
AS25669
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
72.22.160.0/19
since Aug 2009
AS46887Internet provider1Zayo Bandwidth

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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
72.22.160.0/198,192ZAYO-CCF-72-22-160-0Zayo Bandwidth (ZAYOB) · USDirect AllocationJan 21, 2005[email protected]
└ 72.22.172.0/24256HVDN-TOWER-1Tower Products (C01363684) · USReassignedMay 31, 2006[email protected]
via ZAYO-CCF-72-22-160-0

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Zayo Bandwidth
Handle
ZAYOB
Range
72.22.160.0/19
Registration type
Direct Allocation
Record created
Jan 21, 2005
Origin network

AS25669

US
Name
Markertek Video Supply
Type
Business
Registered
Aug 11, 2005
Domain
markertek.com
Industry
Music and Video Industry
Spamhaus ASN-DROP
not listed