$ query “AS3352” --type=asn → 1 result(s)

AS3352 · TELEFONICA-DE-ESPANA

TELEFONICA DE ESPANA S.A.U.

AS3352 is operated by TELEFONICA DE ESPANA S.A.U. and serves as a major transit provider, based in Spain since 2002. The system announces a whopping 10.6 million IPv4 addresses (0.28% of routable IPv4 space), including a /11, and supports IPv6. The bulk of its IP address space is in Spain, with additional presence in the United Kingdom and the United States. This AS has recently updated its prefix announcements.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • Space Overlord — Over 10 million IPv4 addresses
  • #9 in Spain — Top 10 by reach within country

Basic Information

Country
🇪🇸 Spain
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
August 28, 2002
Last Changed
March 04, 2026
Last Seen
July 25, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
213 / 56
IPv6 Prefixes (raw / aggregated)
17 / 3
IPv4 Addresses
10 557 696
Largest IPv4 Prefix
/11 (2 097 152 addresses)
Largest IPv6 Prefix
/23
Geolocated Countries
🇪🇸 Spain (20 122 624 IPs), 🇺🇸 United States (512 IPs), 🇬🇧 United Kingdom (512 IPs)
Prefix Changed
July 21, 2026

Reputation

Reputation
Good — 88 flagged IPs out of 10 557 696 total (0.00%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
1 upstream providing transit
Peers
4 networks exchanging traffic without transit
Downstream Customers
97 downstreams buying transit
Degree
102 unique BGP neighbors
Reach
102 networks in customer cone

Upstream Providers (1)

  • AS12956 — TELXIUS (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (213 total)

  • 83.32.0.0/11 (2 097 152 addresses (/11 prefix))
  • 88.0.0.0/11 (2 097 152 addresses (/11 prefix))
  • 79.144.0.0/12 (1 048 576 addresses (/12 prefix))
  • 81.32.0.0/12 (1 048 576 addresses (/12 prefix))
  • 80.24.0.0/13 (524 288 addresses (/13 prefix))
  • 95.120.0.0/13 (524 288 addresses (/13 prefix))
  • 2.136.0.0/13 (524 288 addresses (/13 prefix))
  • 176.84.0.0/14 (262 144 addresses (/14 prefix))
  • 213.96.0.0/14 (262 144 addresses (/14 prefix))
  • 217.124.0.0/14 (262 144 addresses (/14 prefix))
  • 193.152.0.0/15 (131 072 addresses (/15 prefix))
  • 195.76.0.0/15 (131 072 addresses (/15 prefix))
  • 80.34.0.0/15 (131 072 addresses (/15 prefix))
  • 176.82.0.0/15 (131 072 addresses (/15 prefix))
  • 80.38.0.0/15 (131 072 addresses (/15 prefix))
  • 80.58.0.0/15 (131 072 addresses (/15 prefix))
  • 37.12.0.0/15 (131 072 addresses (/15 prefix))
  • 80.32.0.0/16 (65 536 addresses (/16 prefix))
  • 5.205.0.0/16 (65 536 addresses (/16 prefix))
  • 195.235.0.0/16 (65 536 addresses (/16 prefix))
  • 195.57.0.0/16 (65 536 addresses (/16 prefix))
  • 213.4.0.0/16 (65 536 addresses (/16 prefix))
  • 195.55.0.0/16 (65 536 addresses (/16 prefix))
  • 176.80.0.0/16 (65 536 addresses (/16 prefix))
  • 195.53.0.0/16 (65 536 addresses (/16 prefix))
  • 213.0.0.0/16 (65 536 addresses (/16 prefix))
  • 80.36.0.0/16 (65 536 addresses (/16 prefix))
  • 212.170.0.0/16 (65 536 addresses (/16 prefix))
  • 194.224.0.0/16 (65 536 addresses (/16 prefix))
  • 37.158.0.0/16 (65 536 addresses (/16 prefix))
  • 194.179.0.0/17 (32 768 addresses (/17 prefix))
  • 37.10.128.0/17 (32 768 addresses (/17 prefix))
  • 83.230.128.0/17 (32 768 addresses (/17 prefix))
  • 85.91.64.0/19 (8 192 addresses (/19 prefix))
  • 217.11.96.0/19 (8 192 addresses (/19 prefix))
  • 82.198.96.0/19 (8 192 addresses (/19 prefix))
  • 193.148.144.0/20 (4 096 addresses (/20 prefix))
  • 5.45.8.0/21 (2 048 addresses (/21 prefix))
  • 188.95.216.0/21 (2 048 addresses (/21 prefix))
  • 185.197.64.0/22 (1 024 addresses (/22 prefix))
  • 178.255.108.0/23 (512 addresses (/23 prefix))
  • 185.51.46.0/23 (512 addresses (/23 prefix))
  • 81.90.110.0/23 (512 addresses (/23 prefix))
  • 194.32.114.0/23 (512 addresses (/23 prefix))
  • 129.192.16.0/23 (512 addresses (/23 prefix))
  • 89.32.183.0/24 (256 addresses (/24 prefix))
  • 185.52.17.0/24 (256 addresses (/24 prefix))
  • 194.69.225.0/24 (256 addresses (/24 prefix))
  • 193.149.6.0/24 (256 addresses (/24 prefix))
  • 195.245.248.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (17 total)

  • 2a02:9000::/23
  • 2a06:f0c0::/29
  • 2a02:ee80:4174::/48