AS34820 — DANNAX-SK-AS www.dol.sk

Network type: residential

AS34820 announces 8 IPv4 prefixes covering 4,608 addresses and 1 IPv6 prefixes.

About this network

DANNAX-SK-AS is operated by Delta Online spol. s r.o., a Slovak internet service provider.

What it's used for

• The address space carries residential and small business connectivity, evidenced by netnames such as SK-DOL-20050314, SK-DOL-20150724, and SK-DOL-20160223 registered to the operator.
• The AS announces 4608 IPv4 addresses across 8 prefixes and 1 IPv6 prefix, while maintaining 41 observed neighbours; this ratio of moderate address space against a high neighbour count suggests a role focused on peering and transit exchange rather than pure access aggregation.

Notable

• Registrants for the majority of prefixes are DELTA ONLINE spol. s r.o., with one prefix (45.152.96.0/24) registered to Delta Online Network Administrator under the netname FERDINANDY.
• The address inventory consists of a mix of /22, /23, and /24 blocks, including a single /29 IPv6 prefix, indicating a segmented allocation strategy for different service tiers or acquisition dates.

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

Announced prefixes

• 45.152.96.0/24
• 85.159.104.0/23
• 85.159.106.0/24
• 85.159.108.0/22
• 185.110.140.0/22
• 185.140.40.0/22
• 185.225.204.0/24
• 195.146.10.0/24
• 2a0c:2540::/29

Upstream networks

• AS38949 Trestel SK, a.s.
• AS1299 Arelion Sweden AB
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS29504 Freenet Liberec, z.s.
• AS3303 Swisscom (Schweiz) AG
• AS37721 Virtual Technologies & Solutions
• AS31230 Slovak University of Technology in Bratislava
• AS33891 Core-Backbone GmbH

Downstream networks

• AS201997 MCOM-NET s.r.o.
• AS57547 WIRIX, s.r.o.
• AS57716 Skynet Telecom s.r.o.
• AS202564 ITcity s.r.o.
• AS56800 LAST MILE spol. s r.o.

Adjacent networks

• AS38949 Trestel SK, a.s.
• AS1299 Arelion Sweden AB
• AS201997 MCOM-NET s.r.o.
• AS57547 WIRIX, s.r.o.
• AS6939 Hurricane Electric LLC
• AS57716 Skynet Telecom s.r.o.
• AS202564 ITcity s.r.o.
• AS24482 SG.GS
• AS29504 Freenet Liberec, z.s.
• AS37721 Virtual Technologies & Solutions
• AS3303 Swisscom (Schweiz) AG
• AS31230 Slovak University of Technology in Bratislava
• AS33891 Core-Backbone GmbH
• AS57463 NetIX Communications JSC
• AS50629 LWLcom GmbH
• AS20562 Broadband Hosting B.V.
• AS56800 LAST MILE spol. s r.o.

Internet exchanges

• Peering.cz — Prague, Czech Republic
• NIX.CZ - Neutral Internet eXchange for the Czech Republic — Prague, Czech Republic
• Slovak Internet eXchange Bratislava — Bratislava, Slovakia