AS6325 Illinois Century Network

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Contacts

Legacy Routes

AS6325 – Illinois Century Network

AS Number	6325
AS Name	ILLINOIS-CENTURY
Organization	Illinois Century Network(iltn)
Country	US
Website	illinois.gov
Number of IPv4 Routes	112
Number of IPv6 Routes	1
ASN type	GOVERNMENT
Allocation Status
Registry	ARIN
Date Allocated	N/A

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
209.175.128.0/18	AS6325	Illinois Century Network	Illinois Century Network	16384
209.7.128.0/17	AS6325	Illinois Century Network	Illinois Century Network	32768
209.7.248.0/22	AS6325	Illinois Century Network	Illinois Century Network	1024
199.15.0.0/21	AS401800	Illinois Secretary of State	Illinois Secretary of State	2048
207.63.176.0/24	AS6325	Illinois Century Network	Illinois Century Network	256
64.107.128.0/17	AS6325	Illinois Century Network	Illinois Century Network	32768
207.63.0.0/16	AS6325	Illinois Century Network	Illinois Century Network	65536
209.7.0.0/17	AS6325	Illinois Century Network	Illinois Century Network	32768
209.175.0.0/17	AS6325	Illinois Century Network	Illinois Century Network	32768
buy plan	AS6325	Illinois Century Network	Illinois Century Network	512
buy plan	AS6325	Illinois Century Network	State of Illinois	8192
buy plan	AS6325	Illinois Century Network	Illinois Century Network	32768
buy plan	AS6325	Illinois Century Network	Illinois Century Network	16384
buy plan	AS6325	Illinois Century Network	Illinois Century Network	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:       6325
ASName:         ILLINOIS-CENTURY
ASHandle:       AS6325
RegDate:        2001-10-31
Updated:        2015-11-16    
Ref:            https://rdap.arin.net/registry/autnum/6325


OrgName:        Illinois Century Network
OrgId:          ILTN
Address:        120 W Jefferson
Address:        Suite B
City:           Springfield
StateProv:      IL
PostalCode:     62702
Country:        US
RegDate:        
Updated:        2025-09-24
Ref:            https://rdap.arin.net/registry/entity/ILTN

ReferralServer:  rwhois://rwhois.illinois.net:4321

OrgTechHandle: RESER5-ARIN
OrgTechName:   Reserva, Chuck 
OrgTechPhone:  +1-217-786-8872 
OrgTechEmail:  chuck.reserva@illinois.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/RESER5-ARIN

OrgTechHandle: ZI83-ARIN
OrgTechName:   Hostmaster
OrgTechPhone:  +1-779-801-4071 
OrgTechEmail:  DoIT.ICN.Hostmasternet@illinois.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/ZI83-ARIN

OrgTechHandle: WEBST193-ARIN
OrgTechName:   Webster, Andrew 
OrgTechPhone:  +1-217-558-1106 
OrgTechEmail:  andy.webster@illinois.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/WEBST193-ARIN

OrgAbuseHandle: ICNAB-ARIN
OrgAbuseName:   ICN Abuse
OrgAbusePhone:  +1-217-524-3648 
OrgAbuseEmail:  doit.security@illinois.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ICNAB-ARIN

RTechHandle: ZI83-ARIN
RTechName:   Hostmaster
RTechPhone:  +1-779-801-4071 
RTechEmail:  DoIT.ICN.Hostmasternet@illinois.gov
RTechRef:    https://rdap.arin.net/registry/entity/ZI83-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.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS22335	Metropolitan Research and Education Network	US
AS15118	Southern Illinois University - School of Medicine	US
AS395433	Township High School District 214	US
AS17196	College of duPage	US
AS9505	Chunghwa Telecom Co., Ltd.	TW
AS6939	Hurricane Electric LLC	US
AS22978	Governors State University	US
AS394241	Murphysboro Community Unit School District No. 186	US
AS286	GTT Communications Inc.	US
AS395068	McHenry County College District 528	US
AS394031	South Suburban College of Cook County	US
AS10242	US Internet Corp	US
AS40710	College of Lake County	US
AS6200	University of Illinois Chicago	US
AS15118	Southern Illinois University School of Medicine	US
AS23427	Glenbard HSD	US
AS293	ESnet	US
AS53597	Hoyos Consulting LLC	US
AS23367	Adaptive Data Networks, LLC	US
buy plan	University Of Illinois College Of Medicine At Peoria	US
buy plan	NETWORK INNOVATIONS, LLC	US
buy plan	Northern Illinois University	US
buy plan	Eastern Illinois University	US
buy plan	i3D.net B.V	NL

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Upstreams

AS Number	Description	Country
AS22335	Metropolitan Research and Education Network	US
AS7018	AT&T Enterprises, LLC	US
AS293	ESnet	US
AS9505	Chunghwa Telecom Co., Ltd.	TW
AS6939	Hurricane Electric LLC	US
AS286	GTT Communications Inc.	US
AS3257	GTT Communications Inc.	US
AS174	Cogent Communications, LLC	US
AS32787	Akamai Technologies, Inc.	US

Downstreams

AS Number	Description	Country
AS29885	Univeristy of Chicago Hospitals & Health System	US
AS22272	IANA - Autonomous System Number	ZZ
AS395433	Township High School District 214	US
AS17196	College of duPage	US
AS395847	Maine Township High School District 207	US
AS22978	Governors State University	US
AS394241	Murphysboro Community Unit School District No. 186	US
AS395068	McHenry County College District 528	US
AS394031	South Suburban College of Cook County	US
AS40710	College of Lake County	US
AS6200	University of Illinois Chicago	US
AS15118	Southern Illinois University School of Medicine	US
AS32294	City of Champaign, Illinois	US
AS23427	Glenbard HSD	US
AS22666	Glenbrook High School District	US
AS46286	Cook County	US
AS394534	City of Chicago	US
AS33460	Waubonsee Community College	US
AS53695	Southern Illinois University at Edwardsville	US
AS397112	Illinois Mathematics and Science Academy	US
AS63056	Hoopeston Area Schools	US
AS394026	Village of Schaumburg	US
AS1702	CHICAGO STATE UNIVERSITY	US
AS15337	Wm. Rainey Harper College	US
AS53643	Manteno Community Unit School District 5	US
AS7386	Illinois State University	US
AS32344	Community High School District 99	US
AS29993	North Central College	US
AS33019	Wheaton College	US
AS40038	Moraine Valley Community College	US
AS22887	Western Illinois University	US
AS53642	Central Community Unit School District 301	US
AS26255	Oakton Community College	US
AS10308	Northeastern Illinois University	US
AS32464	University Of Illinois College Of Medicine At Peoria	US
AS11417	Northern Illinois University	US
AS394798	Chicago Park District	US
AS19070	Eastern Illinois University	US
AS1416	Chicago Public Schools	US