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AS4262 California Education and Research Federation Network

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

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California Education and Research Federation Network cerf.net

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AS Data

AS4262

AS4262 – California Education and Research Federation Network

AS Number	4262
AS Name	CERNET-ASN-BLOCK
Organization	California Education and Research Federation Network(cerfn)
Country	US
Website	cerf.net
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	1995-01-18

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Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


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:  noc@cerf.net
OrgTechRef:    https://rdap.arin.net/registry/entity/PM200-ARIN

OrgAbuseHandle: PM200-ARIN
OrgAbuseName:   Mohta, Pushpendra 
OrgAbusePhone:  +1-619-455-3990 
OrgAbuseEmail:  noc@cerf.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PM200-ARIN

RTechHandle: PM200-ARIN
RTechName:   Mohta, Pushpendra 
RTechPhone:  +1-619-455-3990 
RTechEmail:  noc@cerf.net
RTechRef:    https://rdap.arin.net/registry/entity/PM200-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Frequently Asked Questions

What is ASN AS4262?

ASN AS4262 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4262?

AS4262 is listed under California Education and Research Federation Network.

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.