Adjacent networks
AS39521 TNGNET
Unclassified RIPE
Adjacency
Adjacent networks
Every AS seen directly next to AS39521 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 4,021 |
| AS47690 | TNGNET B.V. | Unclassified | IPv4 | 2,656 |
| AS60117 | Host Sailor Ltd | Unclassified | IPv4 IPv6 | 2,298 |
| AS213784 | TNGNET B.V. | Unclassified | IPv4 | 2,280 |
| AS6206 | Netrouting B.V. | Hosting | IPv4 | 2,065 |
| AS174 | Cogent Communications, LLC | Transit | IPv4 IPv6 | 1,555 |
| AS61138 | Zappie Host LLC | Unclassified | IPv4 IPv6 | 685 |
| AS61060 | NXTcom Nederland BV | Unclassified | IPv4 IPv6 | 625 |
| AS6830 | Liberty Global Europe Holding B.V. | Residential | IPv4 | 617 |
| AS5511 | Orange S.A. | Transit | IPv4 IPv6 | 581 |
| AS50673 | Serverius Holding B.V. | Unclassified | IPv4 | 239 |
| AS50304 | Blix Solutions AS | Unclassified | IPv4 IPv6 | 137 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 125 |
| AS208972 | GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI | Unclassified | IPv4 | 121 |
| AS50300 | CustodianDC Limited | Unclassified | IPv4 IPv6 | 118 |
| AS37721 | Virtual Technologies & Solutions | Residential | IPv4 IPv6 | 117 |
| AS3333 | Reseaux IP Europeens Network Coordination Centre (RIPE NCC) | Unclassified | IPv4 IPv6 | 116 |
| AS20766 | Association "Gitoyen" | Unclassified | IPv4 | 116 |
| AS49673 | Truenetwork LLC | Unclassified | IPv4 | 116 |
| AS207778 | Jacobus Huijbrechts | Unclassified | IPv4 IPv6 | 115 |
| AS37100 | SEACOM Limited | Unclassified | IPv4 | 108 |
| AS31800 | DALnet | Unclassified | IPv4 | 96 |
| AS48185 | team.blue NV | Unclassified | IPv4 IPv6 | 37 |
| AS48362 | Stadtwerke Feldkirch | Residential | IPv4 IPv6 | 37 |
| AS24381 | BGP.Exchange | Hosting | IPv6 | 33 |
| AS29632 | Netassist International EOOD | Unclassified | IPv6 | 12 |
| AS213241 | TECHIT.BE SRL | Residential | IPv6 | 9 |
| AS25091 | IP-Max SA | Unclassified | IPv6 | 8 |
| AS17639 | Converge ICT Solutions Inc. | Unclassified | IPv6 | 5 |
| AS293 | ESnet | Unclassified | IPv4 | 3 |
| AS4657 | StarHub Ltd | Residential | IPv4 | 3 |
| AS9930 | TIME dotCom Berhad No. 14, Jalan Majistret U1/26 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor, Malaysia | Unclassified | IPv4 | 3 |
| AS12779 | IT.Gate S.p.A. | Unclassified | IPv4 | 3 |
| AS34927 | iFog GmbH | Hosting | IPv4 | 3 |
| AS1103 | SURF B.V. | Unclassified | IPv6 | 1 |
| AS12552 | GlobalConnect AB | Unclassified | IPv4 | 1 |
Adjacency is not the same as peering. Being next to each other in a path covers paid transit, settlement-free peering and customer connections alike, and routing data cannot distinguish them. Treat this as "these networks exchange routes", nothing more specific.
Derived from routing tables collected at 2026-10-13 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.22M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.