subnet.im

AS59674Erhan Mahmut trading as "Aysima Bilisim Teknolojileri"

TürkiyeRegistryRIPE NCC

As of 26th September 2026, AS59674 (Erhan Mahmut trading as "Aysima Bilisim…), a network registered in Türkiye with RIPE NCC, originates 15 IPv4 prefixes covering 3.8k addresses. By IPv4 address space that makes it the 18,604th-largest of the 79,516 networks we see originating IPv4, and the 109th-largest of 857 in Türkiye. It is seen behind 1 upstream network, most often AS6205 (HizliNet Teknoloji A.S.). 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

15

IPv6 prefixes

0

IPv4 addresses

3.8k

IPv6 /64s

0

Upstream graph

The networks AS59674 is seen behind, one and two hops out, drawn from real AS paths.

AS59674Toward the internet core
Upstream graph for AS59674: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS59674Erhan Mahmut trad…This networkAS6205HizliNet Teknoloj…AS3257GTT Communication…AS9121Turk Telekom

Networks observed one and two hops upstream of AS59674 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 AS59674
NetworkCountryRelationshipPathsVantage pts
AS6205HizliNet Teknoloji A.S.TRPeer1,20181

Prefixes

The largest blocks AS59674 originates, widest first.

Largest prefixes originated by AS59674
PrefixAddressesVisibility
5.250.240.0/2425680/81
5.250.241.0/2425680/81
5.250.242.0/2425680/81
5.250.243.0/2425680/81
5.250.244.0/2425680/81
5.250.245.0/2425680/81
5.250.246.0/2425680/81
5.250.247.0/2425680/81
5.250.248.0/2425680/81
5.250.249.0/2425680/81

Routing health

How AS59674'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%15
  • Invalid0.0%0
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more100.0%15
  • Partially propagated40% to 90%0.0%0
  • Seen by few peersUnder 40%0.0%0

Prefix sizes

IPv4 — 15 prefixes

Recent changes

Announcements that started or stopped since 28th Aug 2026.

No announcement by AS59674 started or stopped in this period.

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