$ query “AS39271” --type=asn → 1 result(s)

AS39271 — CMIN

C'Chartres Innovations Numeriques SEM

AS39271 is a stub network run by C'Chartres Innovations Numeriques SEM, based in France since 2006. The network announces 5 120 IPv4 addresses. No IPv6 support — it's 2026, just saying.

Basic Information

Country
🇫🇷 France
Category
Internet Service Provider
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
January 23, 2006
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
11 / 3
IPv6 Prefixes (raw / aggregated)
0 / 0
IPv4 Addresses
5 120
Largest IPv4 Prefix
/21 (2 048 addresses)
Geolocated Countries
🇫🇷 FR (6 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 5 120 total (0.02%)

Connectivity Summary

Upstream Providers
2 upstream autonomous systems providing transit
Peers
30 autonomous systems exchanging traffic without transit fees
Downstream Customers
0 downstream autonomous systems buying transit
Degree
32 unique BGP neighbors (providers + customers + peers)
Reach
0 — customer cone size measuring network influence
Degree Rank
#4 431

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (11 total)

  • 46.19.128.0/21 (2 048 addresses)
  • 87.238.144.0/21 (2 048 addresses)
  • 185.186.72.0/22 (1 024 addresses)