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AS203771SERVERVIA BILISIM YAZILIM VE TELEKOMUNIKASYON HIZMETLERI LIMITED SIRKETI

TürkiyeRegistryRIPE NCC

As of 11th November 2026, AS203771 (SERVERVIA BILISIM YAZILIM VE…), a network registered in Türkiye with RIPE NCC, originates 8 IPv4 prefixes covering 2k addresses. By IPv4 address space that makes it the 25,853rd-largest of the 80,743 networks we see originating IPv4, and the 168th-largest of 870 in Türkiye. It is seen behind 1 upstream network, most often AS59796 (StormWall s.r.o.). 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

8

IPv6 prefixes

0

IPv4 addresses

2k

IPv6 /64s

0

Upstream graph

The networks AS203771 is seen behind, one and two hops out, drawn from real AS paths.

AS203771Toward the internet core
Upstream graph for AS203771: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS203771SERVERVIA BILISIM…This networkAS59796StormWall s.r.o.AS1299Arelion (fka. Tel…AS2914NTT America, Inc.

Networks observed one and two hops upstream of AS203771 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

4

adjacent networks

Upstreams
125%
Peers
375%
Downstreams
00%

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

Upstreams of AS203771
NetworkCountryRelationshipPathsVantage pts
AS59796StormWall s.r.o.SKPeer60876

Prefixes

The largest blocks AS203771 originates, widest first.

Largest prefixes originated by AS203771
PrefixAddressesVisibility
176.53.22.0/2425676/76
176.53.35.0/2425676/76
176.53.36.0/2425676/76
176.53.38.0/2425676/76
213.128.69.0/2425676/76
213.128.78.0/2425676/76
213.128.80.0/2425676/76
213.128.81.0/2425676/76

Routing health

How AS203771'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%8
  • Invalid0.0%0
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more100.0%8
  • Partially propagated40% to 90%0.0%0
  • Seen by few peersUnder 40%0.0%0

Prefix sizes

IPv4 — 8 prefixes

Recent changes

Announcements that started or stopped since 12th Oct 2026.

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