$ query “AS6325” --type=asn → 1 result(s)
AS6325 — ILLINOIS-CENTURY
Illinois Century Network
AS6325 is a mid-size transit provider operated by Illinois Century Network, established in the United States in 2001. The network announces a solid 758 016 IPv4 addresses, including a /15. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇺🇸 United States
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- October 31, 2001
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 110 / 14
- IPv6 Prefixes (raw / aggregated)
- 5 / 1
- IPv4 Addresses
- 758 016
- Largest IPv4 Prefix
- /15 (131 072 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇺🇸 US (21 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 758 016 total (0.00%)
Connectivity Summary
- Upstream Providers
- 4 upstream autonomous systems providing transit
- Peers
- 11 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 39 downstream autonomous systems buying transit
- Degree
- 55 unique BGP neighbors (providers + customers + peers)
- Reach
- 41 — customer cone size measuring network influence
- Degree Rank
- #2 762
- Reach Rank
- #1 627
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (110 total)
- 209.174.0.0/15 (131 072 addresses)
- 216.124.0.0/15 (131 072 addresses)
- 64.107.0.0/16 (65 536 addresses)
- 66.99.0.0/16 (65 536 addresses)
- 163.191.0.0/16 (65 536 addresses)
- 207.63.0.0/16 (65 536 addresses)
- 209.7.0.0/16 (65 536 addresses)
- 64.150.0.0/17 (32 768 addresses)
- 65.79.0.0/17 (32 768 addresses)
- 66.158.0.0/17 (32 768 addresses)
- 72.3.0.0/17 (32 768 addresses)
- 206.166.0.0/17 (32 768 addresses)
- 136.144.0.0/20 (4 096 addresses)
- 192.77.125.0/24 (256 addresses)
IPv6 Prefixes (5 total)
- 2001:1848::/32