AS1257 — SWIPNET

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

March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)

380 / 261

IPv6 Prefixes (raw / aggregated)

38 / 32

IPv4 Addresses

6 591 488

Largest IPv4 Prefix

/12 (1 048 576 addresses)

Largest IPv6 Prefix

/25

Geolocated Countries

🇸🇪 SE (523 IPs), 🇱🇻 LV (60 IPs), 🇪🇪 EE (52 IPs), 🇱🇹 LT, 🇭🇷 HR, 🇳🇴 NO, 🇺🇸 US, 🇩🇰 DK, 🇫🇮 FI, 🇦🇺 AU, 🇩🇪 DE, 🇳🇱 NL, 🇦🇹 AT

Prefix Changed

March 04, 2026

Reputation

Reputation

Good — 45 flagged IPs out of 6 591 488 total (0.00%)

Open Proxies

1 known open proxies in this network

Connectivity Summary

Upstream Providers

2 upstream autonomous systems providing transit

Peers

152 autonomous systems exchanging traffic without transit fees

Downstream Customers

191 downstream autonomous systems buying transit

Degree

357 unique BGP neighbors (providers + customers + peers)

Reach

276 — customer cone size measuring network influence

Degree Rank

#372

Reach Rank

#773

Country Rank

#5

Upstream Providers (2)

• AS174 — COGENT-174 (Tier-1 transit)
• AS2914 — NTT-DATA-2914 (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (380 total)

• 83.176.0.0/12 (1 048 576 addresses)
• 90.128.0.0/12 (1 048 576 addresses)
• 83.248.0.0/13 (524 288 addresses)
• 5.240.0.0/14 (262 144 addresses)
• 37.196.0.0/14 (262 144 addresses)
• 77.216.0.0/14 (262 144 addresses)
• 91.128.0.0/14 (262 144 addresses)
• 176.68.0.0/14 (262 144 addresses)
• 188.148.0.0/14 (262 144 addresses)
• 193.12.0.0/14 (262 144 addresses)
• 213.100.0.0/14 (262 144 addresses)
• 37.2.0.0/15 (131 072 addresses)
• 80.216.0.0/15 (131 072 addresses)
• 193.216.0.0/15 (131 072 addresses)
• 80.170.0.0/16 (65 536 addresses)
• 81.216.0.0/16 (65 536 addresses)
• 88.131.0.0/16 (65 536 addresses)
• 90.144.0.0/16 (65 536 addresses)
• 91.95.0.0/16 (65 536 addresses)
• 130.244.0.0/16 (65 536 addresses)
• 150.227.0.0/16 (65 536 addresses)
• 151.177.0.0/16 (65 536 addresses)
• 159.190.0.0/16 (65 536 addresses)
• 195.84.0.0/16 (65 536 addresses)
• 212.151.0.0/16 (65 536 addresses)
• 212.214.0.0/16 (65 536 addresses)
• 212.247.0.0/16 (65 536 addresses)
• 213.50.0.0/16 (65 536 addresses)
• 213.89.0.0/16 (65 536 addresses)
• 37.0.128.0/17 (32 768 addresses)
• 62.95.0.0/17 (32 768 addresses)
• 87.227.0.0/17 (32 768 addresses)
• 94.186.0.0/17 (32 768 addresses)
• 213.88.128.0/17 (32 768 addresses)
• 62.181.64.0/18 (16 384 addresses)
• 78.28.64.0/18 (16 384 addresses)
• 85.194.0.0/18 (16 384 addresses)
• 95.153.0.0/18 (16 384 addresses)
• 193.150.192.0/18 (16 384 addresses)
• 213.200.128.0/18 (16 384 addresses)
• 31.15.32.0/19 (8 192 addresses)
• 62.65.0.0/19 (8 192 addresses)
• 77.233.64.0/19 (8 192 addresses)
• 88.84.224.0/19 (8 192 addresses)
• 195.22.64.0/19 (8 192 addresses)
• 195.42.192.0/19 (8 192 addresses)
• 195.54.128.0/19 (8 192 addresses)
• 212.107.32.0/19 (8 192 addresses)
• 212.162.160.0/19 (8 192 addresses)
• 213.130.192.0/19 (8 192 addresses)

IPv6 Prefixes (38 total)

• 2a00:800::/25
• 2a04:ae00::/26
• 2001:6f0::/29
• 2a0a:3740::/29
• 2a00:cc8::/32
• 2a01:1b8::/32
• 2a01:b880::/32
• 2001:678:d5c::/48
• 2001:678:edc::/48
• 2001:67c:448::/48
• 2001:67c:488::/48
• 2001:67c:c20::/48
• 2001:67c:10c8::/48
• 2001:67c:10cc::/48
• 2001:67c:1118::/48
• 2001:67c:13f4::/48
• 2001:67c:1488::/48
• 2001:67c:15c8::/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
• 2a01:280:390::/48
• 2a01:7ee0::/48
• 2a11:cd40:1000::/48