$ query “AS1239” --type=asn → 1 result(s)
AS1239 — COGENT-1239
Cogent Communications LLC
AS1239 is a residential access provider run by Cogent Communications LLC, based in the United States since 1991. No recent announcement data available.
Basic Information
- Country
- 🇺🇸 United States
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- March 25, 1991
- Last Changed
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 0 / 0
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 0 upstream autonomous systems providing transit
- Peers
- 23 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 1 downstream autonomous systems buying transit
- Degree
- 24 unique BGP neighbors (providers + customers + peers)
- Reach
- 2 — customer cone size measuring network influence
- Degree Rank
- #6 547
- Reach Rank
- #6 276