ASN Lookup Tool
AS4266 California Education and Research Federation Network

An Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.

ASN Details

ASN
AS4266
Organisation
California Education and Research Federation Network
AS Name
CERNET-ASN-BLOCK
IPv4 Addresses Announced
77,312
IPv4 Prefixes Announced
97
Bogon Prefixes Announced
0
IPv4 Space Rank
#2,321 out of 75,270
Registry
ARIN
Registered Country
US flag US
Registration Date
1995-01-18
Registration Change
1995-01-18

Receiving From

ASN
Organisation
ASN
Organisation
US flag ATT Services Inc.

Transit To

ASN
Organisation
ASN
Organisation
US flag US Courts

Active Prefixes

Showing 10 of 97 Results View More >