Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS6325

Announcement observedARIN

ILLINOIS-CENTURY - Illinois Century Network · ILLINOIS-CENTURY

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/11/2026, 13:14:22Snapshot expired

View network topology RDAP registration

ASN: AS6325
Registration country: United States
Name: ILLINOIS-CENTURY - Illinois Century Network
Abbreviation: ILLINOIS-CENTURY
Registration date: 10/31/2001, 05:00:00
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
163.191.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
163.191.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
163.191.188.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	9/24/2026, 16:00:00	✓	×	Historical record
163.191.192.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	9/24/2026, 16:00:00	✓	×	Historical record
163.191.224.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	9/24/2026, 16:00:00	✓	×	Historical record
206.166.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
206.166.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
206.166.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
207.63.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
207.63.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
207.63.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
207.63.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
207.63.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
207.63.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
207.63.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.174.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.174.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.174.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.175.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.175.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.175.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.175.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.175.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.175.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.175.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.7.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.7.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.7.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.7.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.7.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.7.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
209.7.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.124.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.124.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.124.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.124.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.124.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.125.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.125.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.125.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
216.125.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
64.107.0.0/16BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
64.107.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
64.107.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
64.107.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
64.107.128.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
64.107.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
64.107.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
64.150.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid
65.79.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 08:00:00	10/11/2026, 08:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: ILLINOIS-CENTURY - Illinois Century Network
RIR: ARIN
Registration country: United States
Registration date: 10/31/2001, 05:00:00
Abuse contact: doit.security@illinois.gov

Snapshot trend

10/11/2026, 13:14:2256 v45 v67 Upstream · 3 Uncertain

9/29/2026, 14:25:3860 v45 v67 Upstream · 3 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap