AS4266 California Education and Research Federation Network

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AS4266 – California Education and Research Federation Network

AS Number	4266
AS Name	CERNET-ASN-BLOCK
Organization	California Education and Research Federation Network(cerfn)
Country	US
Website	cerf.net
Number of IPv4 Routes	52
Number of IPv6 Routes	0
ASN type	ISP
Allocation Status
Registry	ARIN
Date Allocated	N/A

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
192.215.26.0/24	AS4266	California Education and Research Federation Network	CERFNET	256
192.215.162.0/24	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	256
192.215.81.0/24	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	256
134.24.10.0/24	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	256
192.215.234.0/23	AS4266	California Education and Research Federation Network	Akamai Technologies	512
192.215.72.0/22	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	1024
192.215.248.0/23	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	512
192.215.64.0/23	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	512
192.215.78.0/23	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	512
buy plan	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	256
buy plan	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	512
buy plan	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	1024
buy plan	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	512
buy plan	AS4266	California Education and Research Federation Network	AT&T Enterprises, LLC	256

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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 1997-2025, 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:  +1-619-455-3900 
OrgTechEmail:  noc@cerf.net
OrgTechRef:    https://rdap.arin.net/registry/entity/PM200-ARIN

OrgAbuseHandle: PM200-ARIN
OrgAbuseName:   Mohta, Pushpendra 
OrgAbusePhone:  +1-619-455-3900 
OrgAbuseEmail:  noc@cerf.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PM200-ARIN

RTechHandle: PM200-ARIN
RTechName:   Mohta, Pushpendra 
RTechPhone:  +1-619-455-3900 
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 1997-2025, American Registry for Internet Numbers, Ltd.
#