AS17231 ATT-CERFNET-BLOCK - AT&T Enhanced Network Services, US

AS Name

ATT-CERFNET-BLOCK

Org Name

AT&T Enhanced Network Services

Registry Region

United States

Looking Glass

IPv4Prefixes

IPv6Prefixes

IPv4 NUMs

59,392

IPv6 NUMs(/64)

59,392 IPv4 Addresses

IPv4 Ranges

CIDR	Description	IP Num
12.64.144.0/24	AT&T Global Services (C00690187)	256
12.64.145.0/24	AT&T Global Services (C00690187)	256
12.64.146.0/24	AT&T Global Services (C00690187)	256
12.64.147.0/24	AT&T Global Services (C00690187)	256
12.64.148.0/24	AT&T Global Services (C00690187)	256
12.64.149.0/24	AT&T Global Services (C00690187)	256
12.64.152.0/24	AT&T Global Services (C00690187)	256
12.64.153.0/24	AT&T Global Services (C00690187)	256
12.64.154.0/24	AT&T Global Services (C00690187)	256
12.64.155.0/24	AT&T Global Services (C00690187)	256
12.64.156.0/24	AT&T Global Services (C00690187)	256
12.64.157.0/24	AT&T Global Services (C00690187)	256
12.66.32.0/20	AT&T Global Services (C00688289)	4096
12.66.63.0/24	AT&T Global Services (C00688289)	256
12.66.64.0/24	AT&T Global Services (C00688289)	256
12.66.65.0/24	AT&T Global Services (C00688289)	256
12.66.66.0/24	AT&T Global Services (C00688289)	256
12.66.67.0/24	AT&T Global Services (C00688289)	256
12.66.69.0/24	AT&T Global Services (C00688289)	256
12.66.70.0/24	AT&T Global Services (C00688289)	256
12.66.71.0/24	AT&T Global Services (C00688289)	256
12.67.6.0/24	AT&T Global Services (C00688289)	256
12.67.9.0/24	AT&T Global Services (C00688289)	256
32.228.128.0/24	CTUS-RASpool CSPR8-NW45A (C02239361)	256
32.228.129.0/24	CTUS-RASpool CSPR8-NW45A (C02239361)	256
32.228.130.0/24	CTUS-RASpool CSPR8-NW45A (C02239361)	256
32.228.131.0/24	CTUS-RASpool CSPR8-NW45A (C02239361)	256
32.228.132.0/24	CTUS-RASpool CSPR8-NW45A (C02239361)	256
32.228.133.0/24	CTUS-RASpool CSPR8-NW45A (C02239361)	256
32.228.134.0/24	CTUS-RASpool CSPR8-NW45A (C02239361)	256
32.228.135.0/24	CTUS-RASpool CSPR8-NW45A (C02239361)	256
32.228.160.0/21	CTUS-RASpool CSPR8-NW46A (C02239363)	2048
63.240.192.0/19	CERFnet	8192
134.24.162.0/24	CERFnet	256
134.24.240.0/22	LafargeNA-BE-15442 (C01911164)	1024
150.170.2.0/24	E.I. du Pont de Nemours and Co., Inc.	256
161.68.4.0/24	Holcim (US), Inc.	256
161.68.8.0/24	Holcim (US), Inc.	256
199.106.176.0/21	CERFnet	2048
199.107.32.0/21	CI - NIC USA Inc. SID-9359 (C02692538)	2048
199.107.40.0/21	CI - AT&T Internal Projects (eContact) Voice Tone -SID-21406 (C03356473)	2048
199.107.64.0/21	CERFnet	2048
199.107.128.0/21	CERFnet customer - Xircom	2048
199.108.192.0/20	SID-8862 CI - Radial, Inc. (C06451268)	4096
206.16.66.0/23	ID - AT&T AENS - Power SID-9293 (C01822497)	512
206.16.192.0/18	Mentora Group, Inc. (C00440795)	16384
206.16.202.0/23	GSI Commerce (C00619769)	512
206.16.210.0/24	LaFarge (C00759771)	256
206.16.214.0/24	GSI Commerce (C00821974)	256
206.16.220.0/23	GSI Commerce (C01034245)	512
206.17.16.0/20	CI - BlizzardEntertainmentInc - SID-18092 (C03346806)	4096

AS	Description	Country/Region	IPv4 NUMs	IPv6 NUMs	IPv4	IPv6
AS7018	ATT-INTERNET4 - AT&T Services, Inc., US		99,010,048	2,676,318,797,824	IPv4

AS	Description	IPv4 NUMs	IPv6 NUMs	IPv4
AS11880	TICKE-19-ASN - Tickets.com, Inc., US	1,280	0	IPv4
AS17144	NUANCE-NOD - NUANCE COMMUNICATIONS, INC, US	1,792	196,608	IPv4
AS2386	INS-AS - AT&T Data Communications Services, US	490,880	786,432	IPv4
AS11345	AKIMA-MANAGEMENT-SERVICES - Akima Management Services, Inc., US	256	0	IPv4
AS14372	AS14372 - Pegasystems Inc., US	768	0	IPv4
AS14451	GEICO02 - GEICO, US	512	0	IPv4
AS11261	EHI-PROD-SJ-AS - eHealthInsurance Services Inc., US	1,536	0	IPv4
AS13788	USCOURTS - US Courts, US	4,608	0	IPv4
AS30082	QS1-DATA-SYSTEMS - QS1 Data Systems, US	8,448	0	IPv4
AS40458	CMIGNET - CMFG Life Insurance Company, US	1,536	0	IPv4
AS62685	ORIONVM - OrionVM Inc, US	6,656	0	IPv4
AS63335	CITIZENS-BANK-AS - RBS Citizens, NA, US	10,240	65,536	IPv4
AS393415	LITTNET - LITTLER MENDELSON, P.C., US	1,024	0	IPv4
AS4465	EASYLINK1 - AT&T Services, Inc., US	512	0	IPv4
AS6998	BRITEVOICE - Brite Voice Systems LLC, US	8,704	0	IPv4
AS11604	HIS-NOC - Heller Information Services, Inc., US	2,048	0	IPv4
AS20308	STARTEKUSA - StarTek USA, INC., US	3,328	0	IPv4
AS30634	GSIC-VA - Radial, Inc., US	1,792	0	IPv4
AS53590	ROSETTASTONE - Rosetta Stone, LTD., US	768	0	IPv4

ASNumber:       17224 - 17233
ASName:         ATT-CERFNET-BLOCK
ASHandle:       AS17224
RegDate:        2000-08-09
Updated:        2000-08-09    
Ref:            https://rdap.arin.net/registry/autnum/17224


OrgName:        AT&T Enhanced Network Services
OrgId:          AENS-1
Address:        P.O. Box 919014
City:           San Diego
StateProv:      CA
PostalCode:     92191
Country:        US
RegDate:        2000-08-09
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/AENS-1


OrgAbuseHandle: CERF-HM-ARIN
OrgAbuseName:   ATand T Enhanced Network Services
OrgAbusePhone:  +1-858-812-5000 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CERF-HM-ARIN

OrgTechHandle: CERF-HM-ARIN
OrgTechName:   ATand T Enhanced Network Services
OrgTechPhone:  +1-858-812-5000 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/CERF-HM-ARIN

RTechHandle: CERF-HM-ARIN
RTechName:   ATand T Enhanced Network Services
RTechPhone:  +1-858-812-5000 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/CERF-HM-ARIN

AS17231 - ATT-CERFNET-BLOCK - AT&T Enhanced Network Services, US

ATT-CERFNET-BLOCK

AT&T Enhanced Network Services

United States