AS6325 Illinois Century Network

Company Website:

http://www.illinois.net

Looking Glass:

https://bgp.he.net/lg/6325

Country of Origin:

Internet Exchanges: 1

Prefixes Originated (all): 76
Prefixes Originated (v4): 71
Prefixes Originated (v6): 5

Prefixes Announced (all): 130
Prefixes Announced (v4): 125
Prefixes Announced (v6): 5

RPKI Originated Valid (all): 0
RPKI Originated Valid (v4): 0
RPKI Originated Valid (v6): 0

BGP Peers Observed (all): 66
BGP Peers Observed (v4): 66
BGP Peers Observed (v6): 15

IPs Originated (v4): 757,760
AS Paths Observed (v4): 3,021
AS Paths Observed (v6): 811

Average AS Path Length (all): 3.948
Average AS Path Length (v4): 4.091
Average AS Path Length (v6): 3.417

AS6325 IPv4 Peers

ASN	Name
AS6461	Zayo Bandwidth
AS174	Cogent Communications, LLC
AS32787	Akamai Technologies, Inc.
AS7018	AT&T Enterprises, LLC
AS6939	Hurricane Electric LLC
AS22335	Metropolitan Research and Education Network

AS6325 IPv6 Peers

ASN	Name
AS6939	Hurricane Electric LLC
AS6461	Zayo Bandwidth
AS174	Cogent Communications, LLC
AS22335	Metropolitan Research and Education Network
AS7018	AT&T Enterprises, LLC

AS6325 IPv4 Peer Count

AS6325 IPv6 Peer Count

AS6325 IPv4 Prefixes Announced

AS6325 IPv6 Prefixes Announced

AS6325 IPv4 Prefixes Originated

AS6325 IPv6 Prefixes Originated

AS6325 IPv4 Route Propagation

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AS6325 IPv6 Route Propagation

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Prefix	Description	Visibility
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Prefix	Description
64.107.0.0/16	Illinois Century Network
64.107.0.0/17	Illinois Century Network
64.107.0.0/18	Illinois Century Network
64.107.64.0/18	Illinois Century Network
64.107.128.0/17	Illinois Century Network
64.107.128.0/18	Illinois Century Network
64.107.192.0/18	Illinois Century Network
64.150.0.0/17	Illinois Century Network
65.79.0.0/17	Illinois Century Network
66.99.0.0/16	Illinois Century Network
66.99.0.0/17	Illinois Century Network
66.99.0.0/18	Illinois Century Network
66.99.51.0/24	Illinois Century Network
66.99.64.0/18	Illinois Century Network
66.99.128.0/17	Illinois Century Network
66.99.128.0/18	Illinois Century Network
66.99.192.0/18	Illinois Century Network
66.158.0.0/17	Illinois Century Network
66.158.15.0/24	Illinois Century Network
72.3.0.0/17	Illinois Dept of Innovation and Technology
136.144.0.0/20	Millikin University
163.191.0.0/17	State of Illinois
163.191.0.0/21	State of Illinois
163.191.8.0/22	State of Illinois
163.191.12.0/23	State of Illinois
163.191.14.0/24	State of Illinois
163.191.128.0/17	State of Illinois
163.191.162.0/23	State of Illinois
163.191.164.0/22	State of Illinois
163.191.168.0/21	State of Illinois
163.191.176.0/21	State of Illinois
163.191.184.0/22	State of Illinois
163.191.188.0/23	State of Illinois
163.191.192.0/19	State of Illinois
163.191.224.0/19	State of Illinois
206.166.0.0/17	Illinois Century Network
206.166.0.0/18	Illinois Century Network
206.166.64.0/18	Illinois Century Network
207.63.0.0/16	Illinois Century Network
207.63.0.0/17	Illinois Century Network
207.63.0.0/18	Illinois Century Network
207.63.64.0/18	Illinois Century Network
207.63.128.0/17	Illinois Century Network
207.63.128.0/18	Illinois Century Network
207.63.192.0/18	Illinois Century Network
209.7.0.0/16	Illinois Century Network
209.7.0.0/17	Illinois Century Network
209.7.0.0/18	Illinois Century Network
209.7.64.0/18	Illinois Century Network
209.7.128.0/17	Illinois Century Network
209.7.128.0/18	Illinois Century Network
209.7.192.0/18	Illinois Century Network
209.174.0.0/16	Illinois Century Network
209.174.0.0/17	Illinois Century Network
209.174.128.0/17	Illinois Century Network
209.175.0.0/16	Illinois Century Network
209.175.0.0/17	Illinois Century Network
209.175.0.0/18	Illinois Century Network
209.175.64.0/18	Illinois Century Network
209.175.128.0/17	Illinois Century Network
209.175.128.0/18	Illinois Century Network
209.175.192.0/18	Illinois Century Network
216.124.0.0/16	Illinois Century Network
216.124.0.0/17	Illinois Century Network
216.124.128.0/17	Illinois Century Network
216.124.128.0/18	Illinois Century Network
216.124.192.0/18	Illinois Century Network
216.125.0.0/16	Illinois Century Network
216.125.0.0/17	Illinois Century Network
216.125.128.0/17	Illinois Century Network
216.125.192.0/18	Illinois Century Network

Prefix	Description	Visibility
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Prefix	Description
2001:1848::/32	Illinois Century Network
2001:1848:1000::/36	Illinois Century Network
2001:1848:4000::/34	Illinois Century Network
2001:1848:8000::/34	Illinois Century Network
2001:1848:c000::/34	Illinois Century Network

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	Zayo Bandwidth	X	AS6461
2	Cogent Communications, LLC	X	AS174
3	Akamai Technologies, Inc.		AS32787
4	AT&T Enterprises, LLC	X	AS7018
5	Hurricane Electric LLC	X	AS6939
6	Metropolitan Research and Education Network	X	AS22335
7	Northern Illinois University		AS11417
8	The Fusion Network, LLC	X	AS19754
9	123.Net, Inc.		AS12129
10	i3D.net B.V	X	AS49544
11	ESnet		AS293
12	Atlantic Metro Communications II, Inc.		AS29838
13	Eastern Illinois University		AS19070
14	Chicago Public Schools		AS1416
15	Cablevision Systems Corp.		AS6128
16	Township High School District 214		AS395433
17	Oakton Community College		AS26255
18	College of duPage		AS17196
19	Southern Illinois University - School of Medicine		AS15118
20	Cogent Communications, LLC		AS1239
21	North Central College		AS29993
22	Governors State University		AS22978
23	Unitas Global	X	AS1828
24	Central Community Unit School District 301		AS53642
25	University Of Illinois College Of Medicine At Peoria		AS32464
26	Waubonsee Community College		AS33460
27			AS22272
28	Cook County		AS46286
29	City of Chicago		AS394534
30	McHenry County College District 528		AS395068
31	Village of Schaumburg		AS394026
32	Adaptive Data Networks, LLC	X	AS23367
33	Southern Illinois University at Edwardsville		AS53695
34	Illinois Mathematics and Science Academy		AS397112
35	Northeastern Illinois University		AS10308
36	Bradley University		AS26367
37	OVH SAS	X	AS16276
38	Wm. Rainey Harper College		AS15337
39	US Internet Corp		AS10242
40	Glenbrook High School District		AS22666
41	CTS Communications Corp	X	AS19653
42	Valve Corporation	X	AS32590
43	City of Champaign, Illinois		AS32294
44	South Suburban College of Cook County		AS394031
45	Maine Township High School District 207		AS395847
46	College of Lake County		AS40710
47	University of Illinois Chicago		AS6200
48	Moraine Valley Community College		AS40038
49	WiscNet		AS2381
50	Hoopeston Area Schools	X	AS63056
51	Illinois State University		AS7386
52	Glenbard HSD #87		AS23427
53	State Universities Retirement System		AS23434
54	BroadbandONE, LLC		AS19151
55	Wheaton College		AS33019
56	Community High School District 99		AS32344
57	CHICAGO STATE UNIVERSITY		AS1702
58	Manteno Community Unit School District 5		AS53643
59	NETWORK INNOVATIONS, LLC	X	AS53828
60	Western Illinois University		AS22887
61	University of Illinois		AS40387
62	Chicago Park District		AS394798
63	Murphysboro Community Unit School District No. 186		AS394241
64	Hoyos Consulting LLC	X	AS53597
65	Univeristy of Chicago Hospitals & Health System		AS29885
66	CHICAGO PUBLIC LIBRARY		AS19480

Rank	Description	IPv4	Peer
1	Hurricane Electric LLC	X	AS6939
2	Zayo Bandwidth	X	AS6461
3	Cogent Communications, LLC	X	AS174
4	Metropolitan Research and Education Network	X	AS22335
5	AT&T Enterprises, LLC	X	AS7018
6	CTS Communications Corp	X	AS19653
7	i3D.net B.V	X	AS49544
8	Hoyos Consulting LLC	X	AS53597
9	OVH SAS	X	AS16276
10	Hoopeston Area Schools	X	AS63056
11	Valve Corporation	X	AS32590
12	The Fusion Network, LLC	X	AS19754
13	NETWORK INNOVATIONS, LLC	X	AS53828
14	Adaptive Data Networks, LLC	X	AS23367
15	Unitas Global	X	AS1828

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RADB

aut-num: AS6325 as-name: ILLINOIS-CENTURY-NETWORK descr: State of Illinois - Illinois Century Network import: from AS7018 accept ANY import: from AS174 accept ANY import: from AS22335 accept ANY import: from AS32787 accept ANY import: from AS1239 accept ANY import: from AS6461 accept ANY export: to AS7018 announce AS6325:AS-ICN export: to AS174 announce AS6325:AS-ICN export: to AS22335 announce AS6325:AS-ICN export: to AS32787 announce AS6325:AS-ICN export: to AS1239 announce AS6325:AS-ICN export: to AS6461 announce AS6325:AS-ICN admin-c: RESER5-ARIN tech-c: RESER5-ARIN notify: bgp4-admin@illinois.gov notify: doit.icn.nde@illinois.gov mnt-by: MAINT-AS6325 changed: chuck.reserva@illinois.gov 20260130 # 21:57 GMT source: RADB last-modified: 2026-01-30T21:57:57Z

Exchange	CC	City	IPv4	IPv6
Equinix Chicago	US	Chicago	208.115.136.22	2001:504:0:4::6325:1

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