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  3. AS4265

AS4265

California Education and Research Federation Network

CERNET-ASN-BLOCK
Organization
Title
California Education and Research Federation Network
Details
Regional Internet registry
ARIN
IP Addresses count
41,984
Coordinates
Summary
The organization California Education and Research Federation Network allocates 11 IP netblocks under the autonomous system number (ASN ) of 4265. The regional internet registry (RIR ) for this ASN is ARIN. The country in which these IPs are located is United States of America (US), which is on #1 out of 249 countries by the total amount of ASNs allocated - 27,927.

AS4265 has 4 peers, 1 upstreams and 3 downstreams with a total of 41,984 IP addresses.
IP Address ranges
Block Description IPs count
12.130.88.0/21 NET-TWELVE 2,048
63.241.64.0/19 CERFNET-BLK-5 8,192
134.24.128.0/20 CERFNET 4,096
149.17.144.0/20 ATTGNS 4,096
199.106.64.0/21 PNAP-SJE 2,048
199.106.72.0/22 NETBLK-CERFNET-CBLK2 1,024
199.107.152.0/21 STSN - Redwood City (STRW) 2,048
206.16.0.0/21 CERFNET-BLK-206 2,048
216.148.48.0/20 PNAP-SFO 4,096
216.148.208.0/20 CERFNET-BLK-4 4,096
216.148.224.0/19 CERFNET-BLK-4 8,192
Peers
ASN Name IPs Count
AS14495 Nasdaq, Inc. 14,592
AS53825 ALAMEDA COUNTY MEDICAL CENTER 256
AS54981 Cisco Managed Solutions, Inc 3,072
AS7018 AT&T Services, Inc. 83,746,304
Upstreams
ASN Name IPs Count
AS7018 AT&T Services, Inc. 83,746,304
Downstreams
ASN Name IPs Count
AS14495 Nasdaq, Inc. 14,592
AS53825 ALAMEDA COUNTY MEDICAL CENTER 256
AS54981 Cisco Managed Solutions, Inc 3,072
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