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Data as of Nov 5, 2026

12.18.96.0/22

No anonymizer space · no proxy exits in 30 days

TISD, Inc. · space held by AT&T Enterprises, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS17064
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
12.0.0.0/9AS7018Residential8,094
440 always on
AT&T Enterprises, LLC
12.0.0.0/8AS7018Residential13,299
722 always on
AT&T Enterprises, LLC

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
12.0.0.0/816,777,216ATTAT&T Enterprises, LLC (AEL-360) · USDirect AllocationAug 23, 1983abuse@att.net
└ 12.18.96.0/221,024BANDWIDTH-NET-12-18-96-0BANDWIDTH.COM (BANDW-870) · USReallocatedAug 11, 2014installation@bandwidth.com
└ 12.18.96.0/221,024TISDTISD, Inc (C05280233) · USReassignedSep 3, 2014installation@bandwidth.com
via BANDWIDTH-NET-12-18-96-0

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
IPv4 market

Holder

Holder in the market →
Organization
AT&T Enterprises, LLC
Handle
AEL-360
Range
12.0.0.0/8
Registration type
Direct Allocation
Record created
Aug 23, 1983
Legacy
yes
Reallocated to
BANDWIDTH.COM (BANDW-870)
Reallocated range
12.18.96.0/22
Reallocated
Aug 11, 2014
Origin network

AS17064

US
Name
TISD, Inc.
Type
Internet provider
Registered
Jul 18, 2000
Domain
tisdinc.com
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed