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AS51102IMPATT SRL

RomaniaRegistryRIPE NCC

As of 11th November 2026, AS51102 (IMPATT SRL), a network registered in Romania with RIPE NCC, originates 2 IPv4 prefixes covering 512 addresses. By IPv4 address space that makes it the 49,318th-largest of the 80,743 networks we see originating IPv4, and the 316th-largest of 913 in Romania. It is seen behind 1 upstream network, most often AS12302 (Vodafone Romania S.A.). Every one of its announcements has a valid RPKI ROA, and none are RPKI-invalid. 100% of its routes reach at least 90% of full-feed peers.

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

512

IPv6 /64s

0

Upstream graph

The networks AS51102 is seen behind, one and two hops out, drawn from real AS paths.

AS51102Toward the internet core
Upstream graph for AS51102: 2 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS51102IMPATT SRLThis networkAS12302Vodafone Romania …AS1273Vodafone Group PLC

Networks observed one and two hops upstream of AS51102 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.

Neighbouring networks

2

adjacent networks

Upstreams
150%
Peers
150%
Downstreams
00%

Networks carrying this one's traffic toward the rest of the internet.

Upstreams of AS51102
NetworkCountryRelationshipPathsVantage pts
AS12302Vodafone Romania S.A.ROPeer15276

Prefixes

The largest blocks AS51102 originates, widest first.

Largest prefixes originated by AS51102
PrefixAddressesVisibility
45.86.242.0/2425676/76
77.81.48.0/2425676/76

Routing health

How AS51102's own announcements validate against RPKI and how far they propagate. The same measures for the whole routing table are on the routing table in numbers.

RPKI origin validation

  • Valid100.0%2
  • Invalid0.0%0
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more100.0%2
  • Partially propagated40% to 90%0.0%0
  • Seen by few peersUnder 40%0.0%0

Prefix sizes

IPv4 — 2 prefixes

Recent changes

Announcements that started or stopped since 12th Oct 2026.

No announcement by AS51102 started or stopped in this period.

Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.