AS Number
AS0
AS Name
ATT-CERFNET-BLOCK
Org Name
AT&T Enhanced Network Services
Registry

arin

RegDate

2000-08-09

Updated

2012-10-10

AS17227 Looking Glass
IPv4Prefixes

27

IPv6Prefixes

0

IPv4 NUMs

41,472

IPv6 NUMs(/64)

0

41,472 IPv4 Addresses
CIDR Description IP Num
12.66.62.0/24
IRR InValid
AT&T Global Services 256
12.66.85.0/24
IRR InValid
AT&T Global Services 256
12.66.86.0/23
IRR InValid
AT&T Global Services 512
12.66.88.0/21
IRR InValid
AT&T Global Services 2048
12.66.96.0/21
IRR InValid
AT&T Global Services 2048
12.66.104.0/23
IRR InValid
AT&T Global Services 512
12.67.5.0/24
IRR InValid
AT&T Global Services 256
12.130.232.0/21
IRR InValid
CERFnet 2048
32.102.50.0/24
IRR InValid
AT&T Global Network Services, LLC 256
32.224.142.0/24
IRR InValid
AT&T Global Network Services, LLC 256
32.228.176.0/24
IRR InValid
AT&T Global Network Services, LLC 256
32.228.177.0/24
IRR InValid
AT&T Global Network Services, LLC 256
32.228.178.0/23
IRR InValid
AT&T Global Network Services, LLC 512
32.228.180.0/24
IRR InValid
AT&T Global Network Services, LLC 256
32.228.184.0/23
IRR InValid
AT&T Global Network Services, LLC 512
32.228.186.0/24
IRR InValid
AT&T Global Network Services, LLC 256
63.241.192.0/18
CERFnet 16384
63.241.244.0/24
CERFnet 256
134.24.161.0/24
CERFnet 256
134.24.220.0/22
CERFnet 1024
193.242.18.0/24
ESSILOR International SA 256
199.107.120.0/21
IRR InValid
CERFnet 2048
206.16.16.0/20
CERFnet 4096
206.16.56.0/21
CERFnet 2048
206.16.64.0/23
CERFnet 512
206.18.176.0/20
CERFnet 4096
209.251.236.0/24
IRR InValid
Hitachi Consulting Corporation 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 101,277,184 2,723,982,999,552 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS36157 ACER AMERICA CORPORATION, US United States 256 0 IPv4 IPv4
AS36271 SYNACOR-CLUSTER - Synacor, Inc., US United States 2,560 2,162,688 IPv4 IPv4 IPv6 IPv6
AS2897 GEORGIA-1 - Georgia Technology Authority, US United States 590,080 0 IPv4 IPv4
AS26704 OPENTEXT-NA-US-4 - Open Text Corporation, CA Canada 22,272 0 IPv4 IPv4
AS30390 IMERYS-UK-PARMOOR-ASNUMBER - Imerys Pigments, US United States 768 0 IPv4 IPv4
IP Address Domain NUMs Domains
12.130.232.96 1 proof2.bedbathandbeyond.com
12.130.232.129 1 unanet.cambiumlearning.com
12.130.232.132 1 cltmgmt.cambiumlearning.com
12.130.232.133 1 crl.cambiumlearning.com
12.130.232.134 1 sso.cambiumlearning.com
12.130.232.135 1 pre.edi.cambiumlearning.com
12.130.232.136 1 ns1.voyagerlearning.com
12.130.232.139 1 txucmraexpe.cambiumlearning.com
12.130.232.141 1 ns1.cambiumlearning.com
12.130.232.145 1 remote.navyarmyccu.com
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


OrgTechHandle: CERF-HM-ARIN
OrgTechName:   ATand T Enhanced Network Services
OrgTechPhone:  +1-858-812-5000 
OrgTechEmail:  notify@attens.com
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:  notify@attens.com
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:  notify@attens.com
RTechRef:    https://rdap.arin.net/registry/entity/CERF-HM-ARIN