subnet.im

AS212337Andreas Andrianopoulos, trading as Patras Broadband Wireless ISP

GreeceRegistryRIPE NCC

As of 11th November 2026, AS212337 (Andreas Andrianopoulos, trading as…), a network registered in Greece with RIPE NCC, originates 3 IPv4 prefixes covering 768 addresses and 1 IPv6 prefix. By IPv4 address space that makes it the 45,669th-largest of the 80,743 networks we see originating IPv4, and the 108th-largest of 228 in Greece. It is seen behind 3 upstream networks, most often AS206735 (Novelcomm LP) and AS25472 (Nova Telecommunications & Media Single…), and in front of 1 downstream network. 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

3

IPv6 prefixes

1

IPv4 addresses

768

IPv6 /64s

65.5k

Upstream graph

The networks AS212337 is seen behind, one and two hops out, drawn from real AS paths.

AS212337Toward the internet core
Upstream graph for AS212337: 8 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS212337Andreas Andrianop…This networkAS25472Nova Telecommunic…AS206735Novelcomm LPAS215804GRID TELECOM SING…AS6762Telecom Italia Sp…AS21215UNITED GROUP NETW…AS57463NetIX Communicati…AS199081Lancom Ltd.AS8280SYNAPSECOM S.A. P…

Networks observed one and two hops upstream of AS212337 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

8

adjacent networks

Upstreams
338%
Peers
450%
Downstreams
113%

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

Upstreams of AS212337
NetworkCountryRelationshipPathsVantage pts
AS206735Novelcomm LPGRPeer229123
AS25472Nova Telecommunications & Media Single Member S.AGRPeer5929
AS215804GRID TELECOM SINGLE MEMBER S.AGRPeer2014

Prefixes

The largest blocks AS212337 originates, widest first.

Largest prefixes originated by AS212337
PrefixAddressesVisibility
91.220.171.0/2425675/76
155.117.36.0/2425675/76
185.106.37.0/2425675/76
2001:678:92c::/4865.5k × /6463/63

Routing health

How AS212337'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%4
  • Invalid0.0%0
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more100.0%4
  • Partially propagated40% to 90%0.0%0
  • Seen by few peersUnder 40%0.0%0

Prefix sizes

IPv4 — 3 prefixes

IPv6 — 1 prefixes

  • /4865.5k × /64100.0%1

Recent changes

Announcements that started or stopped since 12th Oct 2026.

  • Withdrawn38.224.168.0/225th Nov 2026

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