AS11188 LOS ANGELES COUNTY - INTERNAL SERVICESDIVISION

LACOUNTY-ISD

IPv4 Addresses: 132,352

Number of Peers: 5

Number of Prefixes: 49

ASN Allocated: Assigned

ASN
Prefixes
Peers
Upstreams
Graphs
World Map
Raw Whois

AS11188 Summary

Regional Registry:

IANA

Allocation Status:

Assigned

AS11188 Network

IPv4 Prefixes:

49

IPv4 Peers:

5

IPv4 Upstreams:

5

IPv6 Prefixes:

0

IPv6 Peers:

0

IPv6 Upstreams:

0

Contacts

Email Contacts:

exd-isdbreachnotification@isd.lacounty.gov

appcentric@isd.lacounty.gov

eosnotify@isd.lacounty.gov

Abuse Contacts:

exd-isdbreachnotification@isd.lacounty.gov

Address:

1110 N. EASTERN AVENUE,

LOS ANGELES,

CA,

90063,

US

IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	66.127.146.0/24	LA County Department of Health Services		66.120.0.0/13	ARIN
	159.83.0.0/16	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.4.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.8.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.40.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.42.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.51.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.54.0/24	County of Los Angeles		159.118.0.0/16	ARIN
	159.83.77.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.109.0/24	County of Los Angeles		156.54.0.0/16	RIPE
	159.83.115.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.117.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.123.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.128.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.129.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.130.0/24	County of Los Angeles		155.133.224.0/19	RIPE
	159.83.131.0/24	County of Los Angeles		160.34.0.0/16	ARIN
	159.83.136.0/24	County of Los Angeles		158.146.0.0/17	ARIN
	159.83.138.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.141.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.142.0/24	County of Los Angeles		158.46.0.0/16	RIPE
	159.83.144.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.145.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.151.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.167.0/24	County of Los Angeles		159.20.24.0/21	RIPE
	159.83.168.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.169.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.176.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.177.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.181.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.182.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.183.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.196.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.197.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.198.0/24	County of Los Angeles		155.254.32.0/19	RIPE
	159.83.199.0/24	County of Los Angeles		156.40.224.0/19	ARIN
	159.83.220.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.226.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.227.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.228.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.248.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.83.252.0/24	County of Los Angeles		159.83.0.0/16	ARIN
	159.225.130.0/24	Los Angeles County, Department of Health Services		159.225.0.0/16	ARIN
	159.225.155.0/24	Los Angeles County, Department of Health Services		159.225.0.0/16	ARIN
	170.208.0.0/17	County of Los Angeles		170.208.0.0/16	ARIN
	170.208.0.0/16	County of Los Angeles		170.208.0.0/16	ARIN
	170.208.128.0/17	County of Los Angeles		170.208.0.0/16	ARIN
	198.51.213.0/24	County of Los Angeles		198.51.213.0/24	ARIN
	198.51.214.0/24	County of Los Angeles		198.51.214.0/24	ARIN

IPv4 Peers

Country	ASN	Name	Description
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC
	AS20001	TWC-20001-PACWEST	Charter Communications Inc
	AS2152	CENIC-2152	CENIC
	AS19551	INCAPSULA	Incapsula Inc

IPv4 Upstreams

Country	ASN	Name	Description
	AS19551	INCAPSULA	Incapsula Inc
	AS20001	TWC-20001-PACWEST	Charter Communications Inc
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC
	AS2152	CENIC-2152	CENIC

IPv4 Upstream Graph

#
# 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:       11188
ASName:         LACOUNTY-ISD
ASHandle:       AS11188
RegDate:        1998-05-12
Updated:        2016-11-01    
Ref:            https://rdap.arin.net/registry/autnum/11188


OrgName:        LOS ANGELES COUNTY - INTERNAL SERVICESDIVISION
OrgId:          LACIS
Address:        1110 N. EASTERN AVENUE
City:           LOS ANGELES
StateProv:      CA
PostalCode:     90063
Country:        US
RegDate:        1998-05-12
Updated:        2016-11-01
Ref:            https://rdap.arin.net/registry/entity/LACIS


OrgAbuseHandle: IBN2-ARIN
OrgAbuseName:   ISD Breach Notification
OrgAbusePhone:  +1-562-940-2373 
OrgAbuseEmail:  EXD-ISDBreachNotification@isd.lacounty.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/IBN2-ARIN

OrgTechHandle: MCDEI-ARIN
OrgTechName:   MCDEIS
OrgTechPhone:  +1-562-940-3305 
OrgTechEmail:  appcentric@isd.lacounty.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/MCDEI-ARIN

OrgNOCHandle: NOC11572-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-562-940-3942 
OrgNOCEmail:  eosnotify@isd.lacounty.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC11572-ARIN

RNOCHandle: NOC11572-ARIN
RNOCName:   Network Operations Center
RNOCPhone:  +1-562-940-3942 
RNOCEmail:  eosnotify@isd.lacounty.gov
RNOCRef:    https://rdap.arin.net/registry/entity/NOC11572-ARIN

RTechHandle: MCDEI-ARIN
RTechName:   MCDEIS
RTechPhone:  +1-562-940-3305 
RTechEmail:  appcentric@isd.lacounty.gov
RTechRef:    https://rdap.arin.net/registry/entity/MCDEI-ARIN

RAbuseHandle: IBN2-ARIN
RAbuseName:   ISD Breach Notification
RAbusePhone:  +1-562-940-2373 
RAbuseEmail:  EXD-ISDBreachNotification@isd.lacounty.gov
RAbuseRef:    https://rdap.arin.net/registry/entity/IBN2-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.
#

Country	IX	Name	IPv4	IPv6	Port Speed