$ query “AS41327” --type=asn → 1 result(s)

AS41327 — FIBERTELECOM-AS

Fiber Telecom S.p.A.

AS41327 is a major transit provider operated by Fiber Telecom S.p.A., established in Italy in 2019. The network announces 7 168 IPv4 addresses. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #19 by Degree — Top 100 by unique BGP neighbor count
  • #3 in Italy — Top 10 by reach within country

Basic Information

Country
🇮🇹 Italy
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 13, 2019
Last Changed
March 04, 2026
Last Seen
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
22 / 12
IPv6 Prefixes (raw / aggregated)
2 / 2
IPv4 Addresses
7 168
Largest IPv4 Prefix
/21 (2 048 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇮🇹 IT (16 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 7 168 total (0.00%)

Connectivity Summary

Upstream Providers
9 upstream autonomous systems providing transit
Peers
3 140 autonomous systems exchanging traffic without transit fees
Downstream Customers
143 downstream autonomous systems buying transit
Degree
3 300 unique BGP neighbors (providers + customers + peers)
Reach
237 — customer cone size measuring network influence
Degree Rank
#19
Reach Rank
#794
Country Rank
#3

Upstream Providers (9)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS3491 — CONSOLE-CONNECT-ASN (Tier-1 transit)
  • AS6762 — SEABONE-NET (Tier-1 transit)
  • AS6453 — AS6453 (Tier-1 transit)
  • AS3223 — VOXILITY
  • AS44530 — HOPUS (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (22 total)

  • 93.94.88.0/21 (2 048 addresses)
  • 185.61.168.0/22 (1 024 addresses)
  • 185.157.228.0/22 (1 024 addresses)
  • 31.185.98.0/23 (512 addresses)
  • 31.185.102.0/23 (512 addresses)
  • 171.22.208.0/23 (512 addresses)
  • 5.183.110.0/24 (256 addresses)
  • 31.185.96.0/24 (256 addresses)
  • 31.185.100.0/24 (256 addresses)
  • 45.154.236.0/24 (256 addresses)
  • 171.22.210.0/24 (256 addresses)
  • 185.172.206.0/24 (256 addresses)

IPv6 Prefixes (2 total)

  • 2a03:b020::/29
  • 2a09:3e40::/29