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AS30893No ACK Group Holding AB

SwedenRegistryRIPE NCCTypeContent

As of 27th September 2026, AS30893 (No ACK Group Holding AB), a content network registered in Sweden with RIPE NCC, originates 9 IPv4 prefixes covering 3.1k addresses and 6 IPv6 prefixes. By IPv4 address space that makes it the 20,113th-largest of the 79,536 networks we see originating IPv4, and the 207th-largest of 643 in Sweden. It is seen behind 14 upstream networks, most often AS39889 (Fredrik Holmqvist) and AS6939 (Hurricane Electric LLC), and in front of 12 downstream networks. 93% of its announcements have 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

9

IPv6 prefixes

6

IPv4 addresses

3.1k

IPv6 /64s

34.4B

Upstream graph

The networks AS30893 is seen behind, one and two hops out, drawn from real AS paths.

Networks observed one and two hops upstream of AS30893 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

85

adjacent networks

Upstreams
1416%
Peers
5969%
Downstreams
1214%

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

Prefixes

The largest blocks AS30893 originates, widest first.

Largest prefixes originated by AS30893
PrefixAddressesVisibility
185.231.100.0/221k82/82
31.22.91.0/2425682/82
31.22.92.0/2425682/82
31.22.93.0/2425682/82
31.22.94.0/2425682/82
150.40.98.0/2425682/82
192.121.239.0/2425682/82
193.234.38.0/2425682/82
195.47.238.0/2425682/82
2a0c:5700::/2934.4B × /6464/65

Routing health

How AS30893'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

  • Valid93.3%14
  • Invalid0.0%0
  • No ROA6.7%1

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

IPv6 — 6 prefixes

  • /2934.4B × /6416.7%1
  • /4865.5k × /6483.3%5

Recent changes

Announcements that started or stopped since 28th Aug 2026.

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