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Data as of Nov 6, 2026

207.212.57.0/24

No anonymizer space · no proxy exits in 30 days

Supermicro Computer · space held by AT&T Enterprises, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS20066
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
207.212.0.0/14
since Oct 2013
AS7018Residential1,913
18 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
207.212.0.0/14262,144PBI-NET-3AT&T Enterprises, LLC (AEL-360) · USDirect AllocationSep 25, 1996abuse@att.net
└ 207.212.57.0/24256SBCIS-113004102531Super Micro2 (C00961495) · USReassignedNov 30, 2004abuse@att.net
via PBI-NET-3

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 historyWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
AT&T Enterprises, LLC
Handle
AEL-360
Range
207.212.0.0/14
Registration type
Direct Allocation
Record created
Sep 25, 1996
Legacy
yes
Origin network

AS20066

US
Name
Supermicro Computer
Type
Business
Registered
Jul 24, 2017
Domain
supermicro.com
Industry
Software Development
Spamhaus ASN-DROP
not listed