$ query “AS1257” --type=asn → 1 result(s)

AS1257 · SWIPNET

Tele2 Sverige AB

AS1257 is run by Tele2 Sverige AB and is a major transit provider, established in Sweden in 2002. The system announces an impressive 6.6 million IPv4 addresses, including a /12, and supports IPv6. Most of its address space is geolocated to Sweden, with additional presence in Latvia and Estonia, and smaller footprints in 11 additional countries.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #4 in Sweden — Top 10 by reach within country

Basic Information

Country
🇸🇪 Sweden
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 19, 2002
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
387 / 273
IPv6 Prefixes (raw / aggregated)
41 / 34
IPv4 Addresses
6 596 352
Largest IPv4 Prefix
/12 (1 048 576 addresses)
Largest IPv6 Prefix
/25
Geolocated Countries
🇸🇪 Sweden (10 200 864 IPs), 🇱🇻 Latvia (1 684 048 IPs), 🇪🇪 Estonia (1 420 560 IPs) and 11 more
Prefix Changed
June 13, 2026

Reputation

Reputation
Good — 37 flagged IPs out of 6 596 352 total (0.00%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Peers
152 networks exchanging traffic without transit
Downstream Customers
190 downstreams buying transit
Unclassified
12 unclassified BGP neighbors
Degree
356 unique BGP neighbors
Reach
413 networks in customer cone

Upstream Providers (2)

  • AS174 — COGENT (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (387 total)

  • 83.176.0.0/12 (1 048 576 addresses (/12 prefix))
  • 90.128.0.0/12 (1 048 576 addresses (/12 prefix))
  • 83.248.0.0/13 (524 288 addresses (/13 prefix))
  • 188.148.0.0/14 (262 144 addresses (/14 prefix))
  • 37.196.0.0/14 (262 144 addresses (/14 prefix))
  • 91.128.0.0/14 (262 144 addresses (/14 prefix))
  • 176.68.0.0/14 (262 144 addresses (/14 prefix))
  • 5.240.0.0/14 (262 144 addresses (/14 prefix))
  • 193.12.0.0/14 (262 144 addresses (/14 prefix))
  • 77.216.0.0/14 (262 144 addresses (/14 prefix))
  • 213.100.0.0/14 (262 144 addresses (/14 prefix))
  • 37.2.0.0/15 (131 072 addresses (/15 prefix))
  • 193.216.0.0/15 (131 072 addresses (/15 prefix))
  • 80.216.0.0/15 (131 072 addresses (/15 prefix))
  • 195.84.0.0/16 (65 536 addresses (/16 prefix))
  • 130.244.0.0/16 (65 536 addresses (/16 prefix))
  • 213.89.0.0/16 (65 536 addresses (/16 prefix))
  • 80.170.0.0/16 (65 536 addresses (/16 prefix))
  • 212.247.0.0/16 (65 536 addresses (/16 prefix))
  • 212.214.0.0/16 (65 536 addresses (/16 prefix))
  • 81.216.0.0/16 (65 536 addresses (/16 prefix))
  • 213.50.0.0/16 (65 536 addresses (/16 prefix))
  • 212.151.0.0/16 (65 536 addresses (/16 prefix))
  • 159.190.0.0/16 (65 536 addresses (/16 prefix))
  • 91.95.0.0/16 (65 536 addresses (/16 prefix))
  • 90.144.0.0/16 (65 536 addresses (/16 prefix))
  • 150.227.0.0/16 (65 536 addresses (/16 prefix))
  • 88.131.0.0/16 (65 536 addresses (/16 prefix))
  • 151.177.0.0/16 (65 536 addresses (/16 prefix))
  • 213.88.128.0/17 (32 768 addresses (/17 prefix))
  • 87.227.0.0/17 (32 768 addresses (/17 prefix))
  • 37.0.128.0/17 (32 768 addresses (/17 prefix))
  • 62.95.0.0/17 (32 768 addresses (/17 prefix))
  • 94.186.0.0/17 (32 768 addresses (/17 prefix))
  • 62.181.64.0/18 (16 384 addresses (/18 prefix))
  • 85.194.0.0/18 (16 384 addresses (/18 prefix))
  • 193.150.192.0/18 (16 384 addresses (/18 prefix))
  • 213.200.128.0/18 (16 384 addresses (/18 prefix))
  • 78.28.64.0/18 (16 384 addresses (/18 prefix))
  • 95.153.0.0/18 (16 384 addresses (/18 prefix))
  • 195.54.128.0/19 (8 192 addresses (/19 prefix))
  • 77.233.64.0/19 (8 192 addresses (/19 prefix))
  • 213.131.128.0/19 (8 192 addresses (/19 prefix))
  • 213.130.192.0/19 (8 192 addresses (/19 prefix))
  • 31.15.32.0/19 (8 192 addresses (/19 prefix))
  • 195.42.192.0/19 (8 192 addresses (/19 prefix))
  • 213.134.96.0/19 (8 192 addresses (/19 prefix))
  • 195.22.64.0/19 (8 192 addresses (/19 prefix))
  • 62.65.0.0/19 (8 192 addresses (/19 prefix))
  • 212.107.32.0/19 (8 192 addresses (/19 prefix))

IPv6 Prefixes (41 total)

  • 2a00:800::/25
  • 2a04:ae00::/26
  • 2001:6f0::/29
  • 2a0a:3740::/29
  • 2a07:4040::/29
  • 2a01:b880::/32
  • 2a01:1b8::/32
  • 2a00:cc8::/32
  • 2a01:4400:2::/47
  • 2001:67c:13f4::/48
  • 2001:67c:1488::/48
  • 2001:67c:17bc::/48
  • 2001:67c:17dc::/48
  • 2001:67c:17f4::/48
  • 2001:67c:189c::/48
  • 2001:67c:1920::/48
  • 2001:67c:22c8::/48
  • 2001:67c:2650::/48
  • 2001:67c:28c4::/48
  • 2001:67c:2b24::/48
  • 2001:67c:2bd4::/48
  • 2001:67c:2c4c::/48
  • 2001:67c:15c8::/48
  • 2001:678:d5c::/48
  • 2001:67c:1118::/48
  • 2001:67c:10cc::/48
  • 2a01:280:390::/48
  • 2a01:4400:1::/48
  • 2001:67c:10c8::/48
  • 2001:67c:c20::/48
  • 2001:67c:488::/48
  • 2001:67c:448::/48
  • 2001:678:edc::/48
  • 2a11:cd40:1000::/48