ASN Lookup Tool

McHenry County co.mchenry.il.us US US 3 Routes

AS Data

AS20315

AS20315 – McHenry County

AS Number 20315
AS Name MCHENRY-COUNTY-AS1
Organization McHenry County(mchen-1)
Country US
Website co.mchenry.il.us
Number of IPv4 Routes 3
Number of IPv6 Routes 0
ASN type GOVERNMENT
Registry ARIN
Date Allocated 2007-09-06

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Use ASN data for AS20315 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
68.21.116.0/24 256
162.142.124.0/24 256
12.206.214.0/24 256

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:       20315
ASName:         MCHENRY-COUNTY-AS1
ASHandle:       AS20315
RegDate:        2007-09-06
Updated:        2012-03-20    
Ref:            https://rdap.arin.net/registry/autnum/20315


OrgName:        McHenry County
OrgId:          MCHEN-1
Address:        2200 N Seminary Ave
City:           Woodstock
StateProv:      IL
PostalCode:     60098
Country:        US
RegDate:        2007-07-25
Updated:        2020-11-16
Ref:            https://rdap.arin.net/registry/entity/MCHEN-1


OrgTechHandle: ITMAN33-ARIN
OrgTechName:   IT Manager
OrgTechPhone:  +1-815-334-4138 
OrgTechEmail:  infotech@co.mchenry.il.us
OrgTechRef:    https://rdap.arin.net/registry/entity/ITMAN33-ARIN

OrgAbuseHandle: ITMAN33-ARIN
OrgAbuseName:   IT Manager
OrgAbusePhone:  +1-815-334-4138 
OrgAbuseEmail:  infotech@co.mchenry.il.us
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITMAN33-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

Peers

AS Number Description Country
AS33491 Comcast Cable Communications, LLC US
AS13335 Cloudflare, Inc. US
AS7018 AT&T Enterprises, LLC US

Upstreams

AS Number Description Country
AS33491 Comcast Cable Communications, LLC US
AS13335 Cloudflare, Inc. US
AS7018 AT&T Enterprises, LLC US

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Frequently Asked Questions

ASN AS20315 is an Autonomous System Number used to identify a network for BGP internet routing.
AS20315 is listed under McHenry County.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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