AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
ATT-CERFNET-BLOCK AT&T Enhanced Network Services 16 0 47,104 0 United States
47,104 IPv4 Addresses
CIDR Description IP Num
12.129.48.0/20 The Readers Digest Association Inc. (C02838033) 4096
12.130.192.0/21 CERFnet 2048
63.240.64.0/18 CERFnet 16384
134.24.144.0/21 AT&T Hosted Messaging (C01077978) 2048
134.24.171.0/24 CERFnet 256
134.24.232.0/22 CERFnet 1024
198.190.195.0/24 GLOBAL DOCUMENT SOLUTIONS CORPORATION 256
199.105.224.0/21 CERFnet 2048
199.107.0.0/21 CERFnet customer - Gemini Technology 2048
199.107.24.0/21 CI - Blizzard Entertainment, Inc. SID-18121 (C05105585) 2048
206.16.86.0/23 CERFnet 512
206.17.160.0/20 CERFnet customer - Digital Genesis 4096
206.18.160.0/20 CI - AT&T Managed Firewall Services NB2 SID-8939 (C02905083) 4096
206.19.200.0/21 Essroc Cement Corp. (C01378100) 2048
206.19.208.0/21 CERFnet 2048
206.19.232.0/21 CI - AT&T Managed Firewall Services NB2 SID-8939 (C02901562) 2048
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 83,806,976 2,328,426,577,920 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS36246 MATHESONGAS - 17-909-2028, US United States 768 0 IPv4 IPv4
AS40703 TBS - Turner Broadcasting System, Inc., US United States 9,728 0 IPv4 IPv4
AS62711 HMG - Halifax Media Group, LLC, US United States 512 0 IPv4 IPv4
AS393346 NJ-INTERNET - City National Bank, US United States 256 0 IPv4 IPv4
AS15139 PANASONIC - Panasonic Corporation of North America, US United States 7,168 0 IPv4 IPv4
AS19646 BBDO-COLO - BBDO NY, US United States 4,096 0 IPv4 IPv4
AS31814 FSI - FlightSafety International, US United States 3,840 0 IPv4 IPv4
AS63067 NJ-CNB-DC03 - City National Bank, US United States 256 0 IPv4 IPv4
IP Address Domain NUMs Domains
12.129.48.72 4 digest.pl
12.129.48.76 7 editurard.ro
ASNumber:       17224 - 17233
ASName:         ATT-CERFNET-BLOCK
ASHandle:       AS17224
RegDate:        2000-08-08
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:        2000-08-08
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/AENS-1


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

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

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