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Data as of Nov 8, 2026

122.248.182.0/23

No anonymizer space · no proxy exits in 30 days

AT&T Enterprises, LLC · space held by AT&T Japan K.K.

Announcement
this exact prefix
No RPKI
Announced by
AS2687
Type
Internet provider
73% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
122.248.128.0/18
since Dec 2006
AS2687Internet provider3AT&T Japan K.K.

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
122.248.128.0/1816,384ATT-OPENNET-APAT&T Japan K.K. (ORG-AJK1-AP) · JPALLOCATED PORTABLE—peering@intl.att.com
└ 122.248.182.0/23512ATT-OPENNET-APAsia Pacific OperationsALLOCATED NON-PORTABLE—peering@intl.att.com
└ 122.248.182.0/24256IN-ATTCORP-NETNetwork of AT&T CORP-FA-INTERNAL COMMERCIALASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.0/2816IN-CIENA-NETNetwork of CIENA CorporationASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.16/2816IN-CIENA-NETNetwork of CIENA CorporationASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.32/298IN-EATON-NETNetwork of Eaton CorpASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.96/298IN-HP-NETNetwork of HP INC.ASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.112/298IN-METSO-NETNetwork of METSO MINERALS OYASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.128/298IN-SSBTC-NETNetwork of State Street Bank and Trust CompanyASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.144/2816IN-INFOSYS-NETNetwork of Infosys LimitedASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.160/2816IN-INFOSYS-NETNetwork of Infosys LimitedASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.192/2816IN-PAID19265182-NETNetwork of PA ID 19265182ASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.224/304IN-SSBTC-NETNetwork of State Street Bank and Trust CompanyASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.232/298IN-INFOSYS-NETNetwork of Infosys LimitedASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.240/298IN-FHLR-NETNetwork of F. Hoffman - La Roche AG.ASSIGNED NON-PORTABLE—peering@intl.att.com
└ 122.248.183.248/298IN-FHLR-NETNetwork of F. Hoffman - La Roche AG.ASSIGNED NON-PORTABLE—peering@intl.att.com

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

512 addresses
TypeAddressesShareRanges
Internet provider37273%8
Business14027%13

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
AT&T Japan K.K.
Handle
ORG-AJK1-AP
Range
122.248.128.0/18
Registration type
ALLOCATED PORTABLE
Reallocated to
Asia Pacific Operations
Reallocated range
122.248.182.0/23
Reallocation type
ALLOCATED NON-PORTABLE
Origin network

AS2687

US
Name
AT&T Enterprises, LLC
Type
Internet provider
Registered
Jun 2, 1993
Domain
att.com
Website
www.att.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed