AS57208 — Advania-IMP-SE Advania Sverige AB

AS57208 announces 22 IPv4 prefixes covering 19,456 addresses and 0 IPv6 prefixes.

About this network

The AS handle ADVANIA-IMP- is held by Advania Sverige AB.

What it's used for

• The address space carries enterprise and business traffic, evidenced by netnames such as SE-ADVANIA-20040803, TCSE-NET, and TELECOMPUTING-NET, and reverse DNS entries like host-84-17-219-254.telecomputing.se and static-213.108.98.0.advance.se.
• The AS announces 15360 IPv4 addresses across 17 prefixes and maintains 35 observed neighbours, a ratio consistent with a business network providing connectivity and services to corporate clients rather than a large-scale residential access provider.
• As a technology company with offices across Sweden, the traffic consists of business users, web/API endpoints, and corporate backhaul for its client base.

Notable

• Registrants include Advania Sverige AB, Visolit Sweden AB, HSB Stockholm, Unilabs Registry, and Svenskt Naringsliv Service AB, indicating a mix of owned space and leased or inherited prefixes from acquired entities.
• The address inventory includes blocks originally registered to TCS NET and Visolit Sweden AB, reflecting historical acquisitions and rebranding within the Advania group.
• The inventory is composed of various /22, /21, and /24 blocks, with no IPv6 prefixes currently announced.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 62.201.42.0/24
• 84.17.192.0/19
• 89.255.240.0/23
• 89.255.242.0/24
• 89.255.244.0/24
• 89.255.246.0/23
• 91.215.92.0/22
• 91.218.204.0/24
• 91.218.206.0/23
• 158.105.167.0/24
• 185.29.112.0/23
• 185.29.114.0/24
• 185.134.92.0/22
• 192.36.189.0/24
• 192.121.173.0/24
• 192.165.73.0/24
• 193.182.224.0/22
• 194.14.1.0/24
• 194.14.78.0/24
• 194.14.172.0/24
• 194.103.224.0/22
• 213.108.96.0/21

Upstream networks

• AS58343 Advania Sverige AB

Downstream networks

• AS51929 Advania Sverige AB
• AS58343 Advania Sverige AB
• AS202780 Advania Sverige AB

Adjacent networks

• AS58343 Advania Sverige AB
• AS51929 Advania Sverige AB
• AS1299 Arelion Sweden AB
• AS1257 Tele2 Sverige AB
• AS6939 Hurricane Electric LLC
• AS50304 Blix Solutions AS
• AS202780 Advania Sverige AB
• AS24482 SG.GS
• AS20764 CJSC RASCOM
• AS12552 GlobalConnect AB
• AS35280 F5 Networks SARL
• AS5405 Inter.link GmbH
• AS33891 Core-Backbone GmbH
• AS42649 Baffin Bay Networks AB
• AS20473 The Constant Company, LLC

Routing security

• RPKI: 1 valid, 0 invalid and 22 not-found announcements; 2 ROAs.
• ASPA: none published.
• IRR: 78% of announcements registered; 46 route objects.
• Listed in as-sets: AS-FIBERBY-AMSIX-NO-RS, AS-STERIANET, AS-TELE2-SE, AS-TELECOMPUTING, AS61282:AS-NEANET-PEERS.

Internet exchanges

• Netnod Sundsvall- Gävle — Sundsvall, Sweden