AS Number
AS0
AS Name
CERNET-ASN-BLOCK
Org Name
California Education and Research Federation Network
Registry

arin

RegDate

1995-01-18

Updated

2012-10-10

AS4264 Looking Glass
IPv4Prefixes

38

IPv6Prefixes

0

IPv4 NUMs

55,040

IPv6 NUMs(/64)

0

55,040 IPv4 Addresses
CIDR Description IP Num
12.64.128.0/24 AT&T Global Services 256
12.64.129.0/24 AT&T Global Services 256
12.64.130.0/24 AT&T Global Services 256
12.64.131.0/24 AT&T Global Services 256
12.64.132.0/24 AT&T Global Services 256
12.64.133.0/24 AT&T Global Services 256
12.64.136.0/24 AT&T Global Services 256
12.64.137.0/24 AT&T Global Services 256
12.64.138.0/24 AT&T Global Services 256
12.64.139.0/24 AT&T Global Services 256
12.64.140.0/24 AT&T Global Services 256
12.64.141.0/24 AT&T Global Services 256
12.67.1.0/24 AT&T Global Services 256
12.130.80.0/24 CERFnet 256
12.130.80.0/21 CERFnet 2048
32.229.0.0/24 AT&T Global Network Services, LLC 256
32.229.1.0/24 AT&T Global Network Services, LLC 256
32.229.2.0/24 AT&T Global Network Services, LLC 256
32.229.3.0/24 AT&T Global Network Services, LLC 256
32.229.4.0/24 AT&T Global Network Services, LLC 256
32.229.5.0/24 AT&T Global Network Services, LLC 256
32.229.6.0/24 AT&T Global Network Services, LLC 256
32.229.7.0/24 AT&T Global Network Services, LLC 256
63.240.0.0/18 CERFnet 16384
63.240.62.0/24 CERFnet 256
134.24.32.0/19 CERFnet 8192
134.24.172.0/24 CERFnet 256
134.24.228.0/22 CERFnet 1024
192.215.11.0/24 CERFnet 256
199.106.88.0/24 CERFnet 256
199.106.88.0/21 CERFnet 2048
199.106.208.0/20 CERFnet 4096
199.106.232.0/21 CERFnet 2048
199.107.184.0/21 CERFnet 2048
199.107.232.0/21 CERFnet 2048
204.76.172.0/23 Group Health Incorporated 512
206.16.78.0/23 CERFnet 512
206.17.128.0/19 CERFnet 8192
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 98,996,736 2,337,284,816,896 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS35906 AS-TRAIANA - Traiana, Inc, US United States 4,608 0 IPv4 IPv4
AS7172 IPSOFT-US-ASN2 - IPsoft, US United States 768 0 IPv4 IPv4
ASNumber:       4262 - 4269
ASName:         CERNET-ASN-BLOCK
ASHandle:       AS4262
RegDate:        1995-01-18
Updated:        1995-01-18    
Ref:            https://rdap.arin.net/registry/autnum/4262


OrgName:        California Education and Research Federation Network
OrgId:          CERFN
Address:        San Diego SuperComputer Center
Address:        P.O.Box 85608
City:           La Jolla
StateProv:      CA
PostalCode:     92186-9784
Country:        US
RegDate:        1995-01-18
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/CERFN


OrgTechHandle: PM200-ARIN
OrgTechName:   Mohta, Pushpendra 
OrgTechPhone:  +1-619-455-3990 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/PM200-ARIN

OrgAbuseHandle: PM200-ARIN
OrgAbuseName:   Mohta, Pushpendra 
OrgAbusePhone:  +1-619-455-3990 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PM200-ARIN

RTechHandle: PM200-ARIN
RTechName:   Mohta, Pushpendra 
RTechPhone:  +1-619-455-3990 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/PM200-ARIN