AS51013 — WEBSUPPORT-SRO-SK-AS WebSupport s.r.o.

Network type: hosting

AS51013 announces 12 IPv4 prefixes covering 9,472 addresses and 3 IPv6 prefixes.

About this network

The AS handle WEBSUPPORT-SRO-SK-AS is held by WebSupport s.r.o.

What it's used for

• The address space carries VPS and hosting infrastructure, evidenced by netnames such as SK-WEBSUPPORT-20111214, HU-WEBSUPPORT-20190301, and ACTIVE24-CZ-VPS-NET2.
• The network announces 9,728 IPv4 addresses across 15 prefixes and 18 IPv6 prefixes, with 33 observed neighbours, indicating a hosting provider role rather than a transit or access network.
• Traffic from this AS consists of web hosting, VPS instances, and related services for customers in Slovakia, Hungary, and other European regions.

Notable

• Registrants include WebSupport s.r.o., Websupport Magyarorszag Kft., LOOPIA NOC, and ACTIVE 24 Technical Department, reflecting a multi-entity or acquired address space.
• The address inventory includes blocks registered in Slovakia, Hungary, Norway, and Sweden, suggesting historical acquisitions or leased space from other operators.
• Reverse DNS samples show hostnames like vps154254.loopiavps.com and virtualzoom.a24vps.com, confirming the VPS hosting nature of the space.

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

Announced prefixes

• 37.9.168.0/21
• 45.13.137.0/24
• 45.138.185.0/24
• 81.95.108.0/23
• 92.118.24.0/22
• 185.87.12.0/22
• 185.111.88.0/22
• 185.140.108.0/24
• 193.32.232.0/22
• 195.210.28.0/23
• 213.188.152.0/22
• 213.188.156.0/23
• 2a00:4b40::/32
• 2a02:250:2::/48
• 2a02:4a8:10::/48

Upstream networks

• AS1299 Arelion Sweden AB
• AS6939 Hurricane Electric LLC
• AS174 Cogent Communications, LLC
• AS199803 ComSource s.r.o.
• AS3303 Swisscom (Schweiz) AG
• AS33891 Core-Backbone GmbH
• AS31230 Slovak University of Technology in Bratislava
• AS29504 Freenet Liberec, z.s.
• AS24482 SG.GS
• AS8218 Zayo Infrastructure France SA
• AS8447 A1 Telekom Austria AG

Downstream networks

• AS25234 ACTIVE 24, s.r.o.

Adjacent networks

• AS1299 Arelion Sweden AB
• AS6939 Hurricane Electric LLC
• AS174 Cogent Communications, LLC
• AS199803 ComSource s.r.o.
• AS3303 Swisscom (Schweiz) AG
• AS33891 Core-Backbone GmbH
• AS24482 SG.GS
• AS29504 Freenet Liberec, z.s.
• AS31230 Slovak University of Technology in Bratislava
• AS8218 Zayo Infrastructure France SA
• AS25234 ACTIVE 24, s.r.o.
• AS8447 A1 Telekom Austria AG

Routing security

• RPKI: 28 valid, 0 invalid and 0 not-found announcements; 37 ROAs.
• ASPA: none published.
• IRR: 79% of announcements registered; 37 route objects.
• Listed in as-sets: AS-CNC-CUSTOMERS, AS-DENINET, AS-LIGHTSTORM, AS-SIXSK-SETS, AS-SIXSK-SETS-V6, AS-SWAN, AS-WEBSUPPORT, AS146943:AS-TIER4CLOU, AS151755:AS-LNTDCNW, AS31230:AS-SIXTOVIX, AS41528:AS-LOOPIA-FLN, AS50128:AS-CUSTOMERS.

Internet exchanges

• NIX.CZ - Neutral Internet eXchange for the Czech Republic — Prague, Czech Republic
• Budapest Internet Exchange — Budapest, Hungary
• Slovak Internet eXchange Bratislava — Bratislava, Slovakia