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  3. AS4269

AS4269

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
20,224
Coordinates
Summary
The organization California Education and Research Federation Network allocates 14 IP netblocks under the autonomous system number (ASN ) of 4269. 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.

AS4269 has 2 peers, 1 upstreams and 1 downstreams with a total of 20,224 IP addresses.
IP Address ranges
Block Description IPs count
63.241.96.0/19 CERFNET-BLK-5 8,192
63.241.100.0/24 CERFNET-BLK-5 256
104.245.80.0/24 BTG-NJ 256
145.139.13.0/24 Arcadis Nederland BV Arnhem 256
145.139.14.0/24 Arcadis Nederland BV Arnhem 256
199.108.92.0/22 NETBLK-CERFNET-CBLK2 1,024
199.108.100.0/22 NETBLK-CERFNET-CBLK2 1,024
199.108.104.0/24 ATTWH-199-108-104-0-24-1203190802 256
199.108.105.0/24 ATTWH-199-108-105-0-24-1204163309 256
199.108.106.0/24 NETBLK-CERFNET-CBLK2 256
199.108.122.0/24 NETBLK-CERFNET-CBLK2 256
206.16.128.0/20 CERFNET-BLK-206 4,096
206.16.168.0/21 CERFNET-BLK-206 2,048
206.19.192.0/21 CERFNET-BLK-206 2,048
Peers
ASN Name IPs Count
AS17903 Cognizant Technology Solutions India Pvt Ltd 20,224
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
AS17903 Cognizant Technology Solutions India Pvt Ltd 20,224
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