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AS numbers

AS12303 .hu Domain Registry

AS12303 is operated by .hu Domain Registry and registered with RIPE NCC (HU) since 2005-06-14.

It announces 1 IPv4 and 1 IPv6 prefixes, 0% of them RPKI valid.

RIPE RIS sees 7 upstream and peer networks and 0 downstream networks next to it.

PeeringDB lists it as a Non-Profit network at 1 internet exchange and 2 facilities. Its peering policy is open.

Name.hu Domain Registry
Registry (RIR)RIPE NCC
CountryHungary (HU)
Delegated on2005-06-14
Network typeNon-Profit, Not Disclosed
Peering policyOpen
IRR as-setRIPE::AS-ISZT
Prefixes (IPv4 / IPv6)1 / 1
RPKI valid0% (0 / 2)
Upstreams and peers7
Downstream networks0
Websitedomain.hu

Routing health

  • AS12303 announces 1 IPv4 and 1 IPv6 prefixes.
  • 2 announced prefixes are not covered by a ROA of AS12303 (they may have none, or another network’s).
  • 7 upstreams and peers, 0 downstream networks seen.

For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.

Announced prefixes 2

  • 5.28.0.0/22
  • 2a00:e6a0::/40

Upstreams and peers 7

The networks RIPE RIS sees next to AS12303 in BGP paths, the most visible first.

Peering

Peering policy: Open. Suggested max-prefix limits: 10 IPv4, 10 IPv6. PeeringDB record

Internet exchanges 1
ExchangePortsSpeedRoute server
BIX220GYes
Facilities 2
FacilityCityCountry
BIX Building (Victor Hugo street)BudapestHU
Dataplex BudapestBudapestHU

More about AS12303

Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-15 03:21 UTC. The country is where the AS number was registered, not necessarily where the network operates.