AS25373 — GOVSK-AS The Slovak Republic Government Office

AS25373 announces 4 IPv4 prefixes covering 2,560 addresses and 3 IPv6 prefixes.

About this network

GOVSK-AS is operated by the National Agency for Network and Electronic Services (NASES).

What it's used for

• The address space carries government services, evidenced by netnames govnet-sk and SK-NASES-20150812 registered to gov.sk and the agency itself.
• One prefix, 91.199.31.0/24, is registered to the Slovak Hydrometeorological Institute under netname SK-SHMU-PI-001, indicating shared government infrastructure.
• The AS announces 2560 IPv4 addresses across 4 prefixes and 3 IPv6 prefixes, with 11 observed neighbours, suggesting a role focused on internal government connectivity rather than large-scale transit or consumer access.

Notable

• Registrants align with the announcer for most prefixes, with gov.sk and the National Agency for Network and Electronic Services listed for the majority of the inventory.
• The address inventory is finely subdivided, with distinct blocks assigned to specific government entities like the Hydrometeorological Institute, reflecting a segmented internal corporate estate.

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

Announced prefixes

• 91.199.31.0/24
• 185.113.44.0/22
• 195.49.188.0/22
• 195.245.233.0/24
• 2001:67c:1bd4::/48
• 2a04:f480::/34
• 2a04:f480:8000::/34

Upstream networks

• AS5578 SWAN, a.s.
• AS6939 Hurricane Electric LLC
• AS3303 Swisscom (Schweiz) AG
• AS33891 Core-Backbone GmbH

Adjacent networks

• AS5578 SWAN, a.s.
• AS6939 Hurricane Electric LLC
• AS3303 Swisscom (Schweiz) AG
• AS33891 Core-Backbone GmbH

Routing security

• RPKI: 0 valid, 0 invalid and 10 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 12 route objects.
• Listed in as-sets: AS-BENESTRA, AS-EMAXSIXPEERS, AS-ENERGOTEL_SIX_PEERS, AS-SIXSK-MEMBERS, AS-SIXSK-SETS, AS-SIXSK-SETS-V6, AS-SIXSTIP-SET, AS-SWAN, AS31230:AS-SIXTOVIX, AS42000:AS-SIXSK-PEERINGS, AS5578:AS-SIXPEERS.

Internet exchanges

• Slovak Internet eXchange Bratislava — Bratislava, Slovakia