$ query “AS56911” --type=asn → 1 result(s)

AS56911 · ASN-WARIAN

Warian S.R.L.

AS56911 belongs to Warian S.R.L. and is a mid-size transit provider, registered in Italy since 2011. The system announces a respectable 13 824 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Italy, with additional presence in Ireland and the Netherlands, and smaller footprints in 2 additional countries. This AS has recently updated its prefix announcements.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇮🇹 Italy
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
June 09, 2011
Last Changed
March 04, 2026
Last Seen
June 27, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
25 / 17
IPv6 Prefixes (raw / aggregated)
13 / 8
IPv4 Addresses
13 824
Largest IPv4 Prefix
/21 (2 048 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇮🇹 Italy (17 152 IPs), 🇮🇪 Ireland (8 704 IPs), 🇳🇱 Netherlands (2 064 IPs) and 2 more
Prefix Changed
June 28, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 13 824 total (0.01%)

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
604 networks exchanging traffic without transit
Downstream Customers
24 downstreams buying transit
Unclassified
7 unclassified BGP neighbors
Degree
640 unique BGP neighbors
Reach
37 networks in customer cone

Upstream Providers (5)

  • AS174 — COGENT (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS6762 — SEABONE-NET (Tier-1 transit)
  • AS56584 — INTER-IX (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (25 total)

  • 176.58.80.0/21 (2 048 addresses (/21 prefix))
  • 46.243.128.0/21 (2 048 addresses (/21 prefix))
  • 185.159.48.0/22 (1 024 addresses (/22 prefix))
  • 46.149.168.0/22 (1 024 addresses (/22 prefix))
  • 185.225.60.0/22 (1 024 addresses (/22 prefix))
  • 185.169.236.0/22 (1 024 addresses (/22 prefix))
  • 185.111.76.0/22 (1 024 addresses (/22 prefix))
  • 185.70.28.0/22 (1 024 addresses (/22 prefix))
  • 185.49.248.0/22 (1 024 addresses (/22 prefix))
  • 185.47.136.0/23 (512 addresses (/23 prefix))
  • 195.234.92.0/23 (512 addresses (/23 prefix))
  • 185.47.139.0/24 (256 addresses (/24 prefix))
  • 185.146.64.0/24 (256 addresses (/24 prefix))
  • 139.28.157.0/24 (256 addresses (/24 prefix))
  • 89.35.118.0/24 (256 addresses (/24 prefix))
  • 149.62.34.0/24 (256 addresses (/24 prefix))
  • 185.243.75.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (13 total)

  • 2a06:5bc0::/32
  • 2a07:b2c0::/32
  • 2a0a:7300:2000::/35
  • 2a0a:7300:1000::/36
  • 2a01:a620:4::/46
  • 2a01:a620:2::/47
  • 2a01:a620:1::/48
  • 2a01:a620:9::/48