AS Number
AS6325
AS Name
ILLINOIS-CENTURY
Org Name
Illinois Century Network
Registry

arin

RegDate

Updated

2017-01-28

AS6325 Looking Glass
IPv4Prefixes

87

IPv6Prefixes

1

IPv4 NUMs

760,064

IPv6 NUMs(/64)

4,294,967,296

760,064 IPv4 Addresses
CIDR Description IP Num
64.107.0.0/18
IRR InValid
Illinois Century Network 16384
64.107.0.0/17
IRR InValid
Illinois Century Network 32768
64.107.0.0/16
IRR InValid
Illinois Century Network 65536
64.107.64.0/18
IRR Parent Valid
Illinois Century Network 16384
64.107.128.0/18
IRR Parent Valid
Illinois Century Network 16384
64.107.128.0/17
IRR Parent Valid
Illinois Century Network 32768
64.107.167.0/24
IRR Parent Valid
Illinois Century Network 256
64.107.192.0/18
IRR Parent Valid
Illinois Century Network 16384
64.150.0.0/17
IRR InValid
Illinois Century Network 32768
65.79.0.0/17
IRR Valid
Illinois Century Network 32768
66.99.0.0/18
IRR Parent Valid
Illinois Century Network 16384
66.99.0.0/17
IRR Valid
Illinois Century Network 32768
66.99.0.0/16
IRR InValid
Illinois Century Network 65536
66.99.64.0/18
IRR Parent Valid
Illinois Century Network 16384
66.99.97.0/24
IRR Valid
Illinois Century Network 256
66.99.128.0/18
IRR Valid
Illinois Century Network 16384
66.99.128.0/17
IRR InValid
Illinois Century Network 32768
66.99.140.0/22
IRR Valid
Illinois Century Network 1024
66.99.192.0/18
IRR Parent Valid
Illinois Century Network 16384
66.99.209.0/24
IRR Parent Valid
Illinois Century Network 256
66.158.0.0/19
IRR Parent Valid
Illinois Century Network 8192
66.158.0.0/17
IRR Valid
Illinois Century Network 32768
66.158.38.0/24
IRR Parent Valid
Illinois Century Network 256
66.158.104.0/24
IRR Parent Valid
Illinois Century Network 256
72.3.0.0/17
IRR Valid
Illinois Dept of Innovation and Technology 32768
163.191.0.0/19
IRR Valid
State of Illinois 8192
163.191.32.0/19
IRR Valid
State of Illinois 8192
163.191.64.0/19
IRR Parent Valid
State of Illinois 8192
163.191.96.0/19
IRR Parent Valid
State of Illinois 8192
163.191.128.0/19
IRR Parent Valid
State of Illinois 8192
163.191.160.0/19
IRR Parent Valid
State of Illinois 8192
163.191.192.0/19
IRR Parent Valid
State of Illinois 8192
163.191.224.0/19
IRR Valid
State of Illinois 8192
192.77.125.0/24
IRR Valid
Rock Valley College 256
199.15.0.0/21
IRR Valid
Illinois Secretary of State 2048
206.166.0.0/18
IRR InValid
Illinois Century Network 16384
206.166.0.0/17
IRR InValid
Illinois Century Network 32768
206.166.64.0/18
IRR Valid
Illinois Century Network 16384
207.63.0.0/18
IRR Parent Valid
Illinois Century Network 16384
207.63.0.0/17
IRR Valid
Illinois Century Network 32768
207.63.0.0/16
IRR InValid
Illinois Century Network 65536
207.63.64.0/18
IRR Parent Valid
Illinois Century Network 16384
207.63.124.0/24
IRR Parent Valid
Illinois Century Network 256
207.63.128.0/18
IRR Parent Valid
Illinois Century Network 16384
207.63.128.0/17
IRR Valid
Illinois Century Network 32768
207.63.175.0/24
IRR Parent Valid
Illinois Century Network 256
207.63.176.0/24
IRR Parent Valid
Illinois Century Network 256
207.63.183.0/24
IRR Parent Valid
Illinois Century Network 256
207.63.184.0/24
IRR Parent Valid
Illinois Century Network 256
207.63.186.0/23
IRR Parent Valid
Illinois Century Network 512
207.63.192.0/18
IRR Parent Valid
Illinois Century Network 16384
209.7.0.0/18
IRR Valid
Illinois Century Network 16384
209.7.0.0/17
IRR InValid
Illinois Century Network 32768
209.7.0.0/16
IRR InValid
Illinois Century Network 65536
209.7.64.0/18
IRR Parent Valid
Illinois Century Network 16384
209.7.65.0/24
IRR Parent Valid
Illinois Century Network 256
209.7.66.0/24
IRR Parent Valid
Illinois Century Network 256
209.7.128.0/18
IRR Valid
Illinois Century Network 16384
209.7.128.0/17
IRR InValid
Illinois Century Network 32768
209.7.177.0/24
IRR Parent Valid
Illinois Century Network 256
209.7.192.0/18
IRR Parent Valid
Illinois Century Network 16384
209.7.244.0/22
IRR Parent Valid
Illinois Century Network 1024
209.7.248.0/24
IRR Parent Valid
Illinois Century Network 256
209.7.250.0/24
IRR Parent Valid
Illinois Century Network 256
209.174.0.0/17
IRR Parent Valid
Illinois Century Network 32768
209.174.0.0/16
IRR Valid
Illinois Century Network 65536
209.174.66.0/23
IRR Parent Valid
Illinois Century Network 512
209.174.128.0/17
IRR Parent Valid
Illinois Century Network 32768
209.175.0.0/18
IRR Valid
Illinois Century Network 16384
209.175.0.0/17
IRR InValid
Illinois Century Network 32768
209.175.0.0/16
IRR InValid
Illinois Century Network 65536
209.175.64.0/18
IRR Parent Valid
Illinois Century Network 16384
209.175.96.0/24
IRR Parent Valid
Illinois Century Network 256
209.175.128.0/18
IRR Valid
Illinois Century Network 16384
209.175.128.0/17
IRR InValid
Illinois Century Network 32768
209.175.192.0/18
IRR Valid
Illinois Century Network 16384
216.124.0.0/17
IRR Valid
Illinois Century Network 32768
216.124.0.0/16
IRR InValid
Illinois Century Network 65536
216.124.128.0/18
IRR Valid
Illinois Century Network 16384
216.124.128.0/17
IRR InValid
Illinois Century Network 32768
216.124.192.0/18
IRR Valid
Illinois Century Network 16384
216.125.0.0/17
IRR Parent Valid
Illinois Century Network 32768
216.125.0.0/16
IRR Valid
Illinois Century Network 65536
216.125.32.0/21
IRR Parent Valid
Illinois Century Network 2048
216.125.128.0/17
IRR Valid
Illinois Century Network 32768
216.125.192.0/18
IRR Valid
Illinois Century Network 16384
216.240.208.0/20
IRR Valid
Metropolitan Library System 4096
CIDR Description IP NUMs(prefix /64)
2001:1848::/32
IRR Valid
Illinois Century Network 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1828 UNITAS - Unitas Global LLC, US United States 38,912 47,244,640,256 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 492,800 282,631,397,441,536 IPv4 IPv4 IPv6 IPv6
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 101,270,528 2,715,393,130,496 IPv4 IPv4 IPv6 IPv6
AS19151 BBO-1 - BroadbandONE, LLC, US United States 27,136 4,295,032,832 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, US United States 27,258,624 228,846,075,904 IPv4 IPv4
AS1239 SPRINTLINK - Sprint, US United States 18,735,104 1,052,268,363,776 IPv4 IPv4 IPv6 IPv6
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 3,619,080 210,454,118,400 IPv4 IPv4 IPv6 IPv6
AS22335 MREN - Metropolitan Research and Education Network, US United States 256 0 IPv4 IPv4 IPv6 IPv6
AS29791 VOXEL-DOT-NET - Internap Holding LLC, US United States 122,368 4,295,098,368 IPv4 IPv4
AS53828 NITEL - NETWORK INNOVATIONS, LLC, US United States 130,816 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS286 KPN - KPN B.V., NL Netherlands 0 210,453,987,328 IPv4 IPv4 IPv6 IPv6
AS293 ESNET, US United States 148,992 4,295,098,368 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS32344 CSD99 - Community High School District 99, US United States 768 0 IPv4 IPv4
AS394026 VOS-ASN1 - Village of Schaumburg, US United States 256 0 IPv4 IPv4
AS7018 ATT-INTERNET4 - AT&T Services, Inc., US United States 101,270,528 2,715,393,130,496 IPv6 IPv6
AS22978 GSU - Governors State University, US United States 32,768 0 IPv4 IPv4
AS26367 BRADLEY-UNIVERSITY - Bradley University, US United States 65,536 0 IPv4 IPv4
AS53642 CCUSD-301 - Central Community Unit School District 301, US United States 256 0 IPv4 IPv4
AS53695 SIUE - Southern Illinois University at Edwardsville, US United States 65,536 0 IPv4 IPv4
AS394031 SOUTHSUBURBANCOLLEGEOFCOOKCOUNTY - South Suburban College of Cook County, US United States 1,024 0 IPv4 IPv4
AS1416 CHICAGO-PUBLIC-SCHOOLS - Chicago Public Schools, US United States 5,120 0 IPv4 IPv4
AS15337 WRHARPER - Wm. Rainey Harper College, US United States 65,536 0 IPv4 IPv4
AS17196 COD-GE-IL - College of duPage, US United States 512 0 IPv4 IPv4
AS22887 WIU-AS - Western Illinois University, US United States 40,960 0 IPv4 IPv4
AS29885 UCHHS-AS - Univeristy of Chicago Hospitals & Health System, US United States 65,792 0 IPv4 IPv4
AS6200 UIC-AS - University of Illinois at Chicago, US United States 131,328 65,536 IPv4 IPv4
AS11417 NIU - Northern Illinois University, US United States 65,536 0 IPv4 IPv4
AS394534 CITYOFCHICAGO-ASN-01 - City of Chicago, US United States 66,560 0 IPv4 IPv4
AS33460 WAUBONSEE-COMMUNITY-COLLEGE - Waubonsee Community College, US United States 768 0 IPv4 IPv4
AS63056 HOOPESTON-AREA-SCHOOLS - Hoopeston Area Schools, US United States 512 65,536 IPv4 IPv4 IPv6 IPv6
AS33019 WHEATONCOLLEGE - Wheaton College, US United States 4,352 0 IPv4 IPv4
AS40038 MORAINEVALLEY-NET - Moraine Valley Community College, US United States 2,048 0 IPv4 IPv4
AS40710 CLC-98-ILLINOIS - College of Lake County, US United States 512 0 IPv4 IPv4
AS15118 SIU-BB-2 - Southern Illinois University - School of Medicine, US United States 4,096 0 IPv4 IPv4
AS32464 UICOMP-AS - University Of Illinois College Of Medicine At Peoria, US United States 1,024 0 IPv4 IPv4
AS394241 CUSD186 - Murphysboro Community Unit School District No. 186, US United States 1,024 0 IPv4 IPv4
AS395068 MCHENRYCOUNTYCOLLEGEASN - McHenry County College District 528, US United States 256 0 IPv4 IPv4
AS7386 ILLINOIS-STATE-UNIV - Illinois State University, US United States 65,536 0 IPv4 IPv4
AS32294 CITY-OF-CHAMPAIGN-IL - City of Champaign, Illinois, US United States 256 0 IPv4 IPv4
AS394797 MILLIK-ASN1 - Millikin University, US United States 4,096 0 IPv4 IPv4
AS395433 D214 - Township High School District 214, US United States 256 0 IPv4 IPv4
AS397112 ILLINOIS-MATH-SCIENCE - Illinois Mathematics and Science Academy, US United States 57,344 0 IPv4 IPv4
AS29993 NCC-23-ASN - North Central College, US United States 512 0 IPv4 IPv4
AS46286 COOK-COUNTY - Cook County, US United States 2,048 0 IPv4 IPv4
AS23434 SURS - State Universities Retirement System, US United States 512 0 IPv4 IPv4
AS26255 OAKTONCOMMUNITYCOLLEGE - Oakton Community College, US United States 1,024 0 IPv4 IPv4
AS1702 CCHICAGO-STATE-UNIVERSITY - CHICAGO STATE UNIVERSITY, US United States 1,024 0 IPv4 IPv4
AS13953 SVCC-EDU - Sauk Valley Community College, US United States 4,096 1,048,576 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United States Equinix Chicago - Equinix Internet Exchange Chicago 208.115.136.22 2001:504:0:4::6325:1 100 Gbps 2021-01-29 20:33:32

Private Peering Facilities

Country/Region Name City Website Updated
Equinix CH1/CH2/CH4 - Chicago Chicago http://www.equinix.com/ 2016-03-14 20:39:31
IP Address Domain NUMs Domains
64.107.3.153 1 app3.chipublib.org
64.107.3.158 1 chipublib.net
64.107.3.162 1 button.indiedb.com.quickproxy3.chipublib.org
64.107.3.166 2 chicagolibrary.org
64.107.3.167 3 chipubweb.net
64.107.8.51 1 ww2.morainevalley.edu
64.107.13.101 2 cyberlab.cit.morainevalley.edu
64.107.13.102 1 ccdc.cit.morainevalley.edu
64.107.13.105 1 netlab1.cit.morainevalley.edu
64.107.13.112 2 cssia.org
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:        2017-01-28
Ref:            https://rdap.arin.net/registry/entity/ILTN

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

OrgAbuseHandle: ICNAB-ARIN
OrgAbuseName:   ICN Abuse
OrgAbusePhone:  +1-217-557-6555 
OrgAbuseEmail:  doit.security@illinois.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ICNAB-ARIN

OrgTechHandle: ZI83-ARIN
OrgTechName:   Hostmaster
OrgTechPhone:  +1-217-557-6555 
OrgTechEmail:  DoIT.ICN.Hostmasternet@illinois.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/ZI83-ARIN

RTechHandle: ZI83-ARIN
RTechName:   Hostmaster
RTechPhone:  +1-217-557-6555 
RTechEmail:  DoIT.ICN.Hostmasternet@illinois.gov
RTechRef:    https://rdap.arin.net/registry/entity/ZI83-ARIN