AS21589 City of San Jose

• IPv4 Prefixes
• IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	156.39.0.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.1.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.2.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.3.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.5.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.10.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.11.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.12.0/24	City of San Jose		154.119.160.0/19	AfriNIC
	156.39.13.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.15.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.28.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.48.0/21	City of San Jose		156.39.0.0/16	ARIN
	156.39.60.0/24	City of San Jose		160.3.0.0/16	ARIN
	156.39.62.0/24	City of San Jose		158.182.0.0/16	APNIC
	156.39.63.0/24	City of San Jose		154.127.80.0/20	AfriNIC
	156.39.64.0/22	City of San Jose		154.7.0.0/16	ARIN
	156.39.68.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.69.0/24	City of San Jose		154.28.0.0/16	ARIN
	156.39.73.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.99.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.125.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.127.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.131.0/24	City of San Jose		156.39.0.0/16	ARIN
	156.39.160.0/24	City of San Jose		156.39.0.0/16	ARIN

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2001:470:f0::/48	Hurricane Electric LLC		2001:470::/32	ARIN

• IPv4 Peers
• IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS3257	GTT-BACKBONE	GTT
	AS6939	HURRICANE	Hurricane Electric LLC
	AS7018	ATT-INTERNET4	AT&T Services, Inc.

Country	ASN	Name	Description	IPv4
	AS6939	HURRICANE	Hurricane Electric LLC

• IPv4 Upstreams
• IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS3257	GTT-BACKBONE	GTT
	AS6939	HURRICANE	Hurricane Electric LLC
	AS7018	ATT-INTERNET4	AT&T Services, Inc.

IPv4 Upstream Graph

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IPv4 Upstream Graph

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Country	ASN	Name	Description	IPv4
	AS6939	HURRICANE	Hurricane Electric LLC

IPv6 Upstream Graph

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IPv6 Upstream Graph

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#
# 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:       21589
ASName:         CSJ-INTERNET
ASHandle:       AS21589
RegDate:        2012-10-04
Updated:        2012-10-04    
Ref:            https://rdap.arin.net/registry/autnum/21589


OrgName:        City of San Jose
OrgId:          CSJ-1
Address:        200 E. Santa Clara St.
City:           San Jose
StateProv:      CA
PostalCode:     95113
Country:        US
RegDate:        1991-12-09
Updated:        2019-05-21
Ref:            https://rdap.arin.net/registry/entity/CSJ-1


OrgAbuseHandle: DNSAD188-ARIN
OrgAbuseName:   DNS Admins
OrgAbusePhone:  +1-408-793-6809 
OrgAbuseEmail:  NetworkGroup@sanjoseca.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DNSAD188-ARIN

OrgTechHandle: DNSAD188-ARIN
OrgTechName:   DNS Admins
OrgTechPhone:  +1-408-793-6809 
OrgTechEmail:  NetworkGroup@sanjoseca.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/DNSAD188-ARIN

OrgTechHandle: CASTI255-ARIN
OrgTechName:   Castillo, James 
OrgTechPhone:  +1-408-793-6809 
OrgTechEmail:  james.castillo@sanjoseca.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/CASTI255-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.
#