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

AS4268 Looking Glass
IPv4Prefixes

7

IPv6Prefixes

0

IPv4 NUMs

46,080

IPv6 NUMs(/64)

0

46,080 IPv4 Addresses
CIDR Description IP Num
134.24.100.0/24 CERFnet 256
134.24.123.0/24 CERFnet 256
134.24.125.0/24 CERFnet 256
134.24.153.0/24 CERFnet 256
199.105.192.0/20 CERFnet 4096
206.18.128.0/17 CERFnet 32768
209.187.224.0/19 CERFnet 8192
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS6882 RTRT-PEGASO - Regione Toscana, IT Italy 73,728 4,294,967,296 IPv4 IPv4
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 98,973,952 2,680,882,135,040 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS8968 BT-Italia - BT Italia S.p.A., IT Italy 891,008 4,294,967,296 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


OrgAbuseHandle: PM200-ARIN
OrgAbuseName:   Mohta, Pushpendra 
OrgAbusePhone:  +1-619-455-3900 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PM200-ARIN

OrgTechHandle: PM200-ARIN
OrgTechName:   Mohta, Pushpendra 
OrgTechPhone:  +1-619-455-3900 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/PM200-ARIN

RTechHandle: PM200-ARIN
RTechName:   Mohta, Pushpendra 
RTechPhone:  +1-619-455-3900 
RTechEmail:  [email protected]
RTechRef:    https://rdap.arin.net/registry/entity/PM200-ARIN