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

AS4265 Looking Glass
IPv4Prefixes

11

IPv6Prefixes

0

IPv4 NUMs

41,984

IPv6 NUMs(/64)

0

41,984 IPv4 Addresses
CIDR Description IP Num
12.130.88.0/21 CERFnet 2048
63.241.64.0/19 CERFnet 8192
134.24.128.0/20 CERFnet 4096
149.17.144.0/20 CERFnet 4096
199.106.64.0/21 CERFnet 2048
199.106.72.0/22 CERFnet 1024
199.107.152.0/21 CERFnet 2048
206.16.0.0/21 CERFnet 2048
216.148.48.0/20 CERFnet 4096
216.148.208.0/20 CERFnet 4096
216.148.224.0/19 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
AS14495 ASN-14495 - Nasdaq, Inc., US United States 12,800 0 IPv4 IPv4
AS54981 CMS-AS - Cisco Managed Solutions, Inc, US United States 3,072 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