AS13968 CALIFORNIA ISO

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	12.200.57.0/24	CALIFORNIA ISO		12.0.0.0/8	ARIN
	12.200.60.0/24	CALIFORNIA ISO		12.0.0.0/8	ARIN
	12.231.58.0/24	CALIFORNIA ISO		12.0.0.0/8	ARIN
	45.42.16.0/24	CALIFORNIA ISO		45.42.16.0/21	ARIN
	45.42.17.0/24	CALIFORNIA ISO		45.42.16.0/21	ARIN
	45.42.19.0/24	CALIFORNIA ISO		45.42.16.0/21	ARIN
	45.42.22.0/24	CALIFORNIA ISO		45.42.16.0/21	ARIN
	45.42.23.0/24	CALIFORNIA ISO		45.42.16.0/21	ARIN

• IPv4 Peers

Country	ASN	Name	Description
	AS55002	DEFENSE-NET	F5, Inc.

• IPv4 Upstreams

Country	ASN	Name	Description
	AS55002	DEFENSE-NET	F5, Inc.

IPv4 Upstream Graph

×

IPv4 Upstream Graph

Loading...

Loading...

#
# 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:       13968
ASName:         CAISO-NET-BLK
ASHandle:       AS13968
RegDate:        1999-09-24
Updated:        2023-07-11    
Ref:            https://rdap.arin.net/registry/autnum/13968


OrgName:        CALIFORNIA ISO
OrgId:          CALIFO-22
Address:        250 Outcropping Way
City:           Folsom
StateProv:      CA
PostalCode:     95630
Country:        US
RegDate:        1999-09-24
Updated:        2023-07-11
Ref:            https://rdap.arin.net/registry/entity/CALIFO-22


OrgNOCHandle: LIMDA5-ARIN
OrgNOCName:   Lim, Danny 
OrgNOCPhone:  +1-916-293-2962 
OrgNOCEmail:  ylim@caiso.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/LIMDA5-ARIN

OrgTechHandle: LIMDA5-ARIN
OrgTechName:   Lim, Danny 
OrgTechPhone:  +1-916-293-2962 
OrgTechEmail:  ylim@caiso.com
OrgTechRef:    https://rdap.arin.net/registry/entity/LIMDA5-ARIN

OrgAbuseHandle: RMM3-ARIN
OrgAbuseName:   Melis, Robert Michael
OrgAbusePhone:  +1-916-351-2372 
OrgAbuseEmail:  rmelis@caiso.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RMM3-ARIN

OrgRoutingHandle: LIMDA5-ARIN
OrgRoutingName:   Lim, Danny 
OrgRoutingPhone:  +1-916-293-2962 
OrgRoutingEmail:  ylim@caiso.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/LIMDA5-ARIN

OrgAbuseHandle: LIMDA5-ARIN
OrgAbuseName:   Lim, Danny 
OrgAbusePhone:  +1-916-293-2962 
OrgAbuseEmail:  ylim@caiso.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LIMDA5-ARIN

OrgDNSHandle: LIMDA5-ARIN
OrgDNSName:   Lim, Danny 
OrgDNSPhone:  +1-916-293-2962 
OrgDNSEmail:  ylim@caiso.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/LIMDA5-ARIN

OrgTechHandle: RMM3-ARIN
OrgTechName:   Melis, Robert Michael
OrgTechPhone:  +1-916-351-2372 
OrgTechEmail:  rmelis@caiso.com
OrgTechRef:    https://rdap.arin.net/registry/entity/RMM3-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.
#