AS Name
ATT-CERFNET-BLOCK
Org Name
AT&T Enhanced Network Services
Registry Region
United States
Looking Glass
IPv4Prefixes

26

IPv6Prefixes

0

IPv4 NUMs

26,880

IPv6 NUMs(/64)

0

26,880 IPv4 Addresses
CIDR Description IP Num
12.64.176.0/24 AT&T Global Services (C00690187) 256
12.64.177.0/24 AT&T Global Services (C00690187) 256
12.64.178.0/24 AT&T Global Services (C00690187) 256
12.64.179.0/24 AT&T Global Services (C00690187) 256
12.64.180.0/24 AT&T Global Services (C00690187) 256
12.64.181.0/24 AT&T Global Services (C00690187) 256
12.64.184.0/24 AT&T Global Services (C00690187) 256
12.64.185.0/24 AT&T Global Services (C00690187) 256
12.64.186.0/24 AT&T Global Services (C00690187) 256
12.64.187.0/24 AT&T Global Services (C00690187) 256
12.64.188.0/24 AT&T Global Services (C00690187) 256
12.64.189.0/24 AT&T Global Services (C00690187) 256
12.129.64.0/18 CERFnet 16384
12.130.208.0/21 CERFnet 2048
12.130.209.0/24 CI - County of Fulton SID-21995 (C04612521) 256
32.229.64.0/24 CTUS-RASpool CSPR9-NW53A (C02239374) 256
32.229.65.0/24 CTUS-RASpool CSPR9-NW53A (C02239374) 256
32.229.66.0/24 CTUS-RASpool CSPR9-NW53A (C02239374) 256
32.229.67.0/24 CTUS-RASpool CSPR9-NW53A (C02239374) 256
32.229.68.0/24 CTUS-RASpool CSPR9-NW53A (C02239374) 256
32.229.69.0/24 CTUS-RASpool CSPR9-NW53A (C02239374) 256
32.229.70.0/24 CTUS-RASpool CSPR9-NW53A (C02239374) 256
32.229.71.0/24 CTUS-RASpool CSPR9-NW53A (C02239374) 256
134.24.165.0/24 CERFnet 256
134.24.244.0/22 CERFnet 1024
199.106.40.0/21 CERFnet 2048
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 83,745,536 2,319,836,708,864 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS30390 IMERYS-UK-PARMOOR-ASNUMBER - Imerys Pigments, US United States 768 0 IPv4 IPv4
AS40144 INTERCONTINENTAL-EXCHANGE - IntercontinentalExchange Inc., US United States 5,376 0 IPv4 IPv4
AS55083 NUMEREX - Numerex Corp, US United States 6,400 4,294,967,296 IPv4 IPv4
AS12005 SC-AS - University of South Carolina, US United States 67,584 0 IPv4 IPv4
AS17140 CBRE-US - CBRE, INC., US United States 1,536 0 IPv4 IPv4
AS26704 OPENTEXT-AS-NA-US4 - Open Text Corporation, CA Canada 18,432 0 IPv4 IPv4
AS32009 PERFECTSERVE-INC - PERFECTSERVE, INC., US United States 512 0 IPv4 IPv4
AS2897 GEORGIA-1 - Georgia Technology Authority, US United States 590,080 0 IPv4 IPv4
AS11539 LIAISONBGP - Liaison Technologies, INC., US United States 1,792 0 IPv4 IPv4
AS12236 HANOVER - Hanover Insurance Group, Inc., US United States 1,024 0 IPv4 IPv4
IP Address Domain NUMs Domains
12.64.176.120 1 slip-12-64-176-120.mis.prserv.net
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


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