ResearchRouting table, RPKI, IRR & looking glass

AS13037 Zen Internet Ltd

AS13037 (ZEN-AS) is registered to Zen Internet Ltd in GB. It originates 38 prefixes in the global routing table.

37
IPv4 prefixes
1
IPv6 prefixes
527,616
IPv4 addresses
81%
RPKI valid

Who holds AS13037

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS13037
Handle
ZEN-AS
Organization
Zen Internet Ltd
Country
GB
ASPA
None published

What AS13037 announces

Prefixes originated by AS13037 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
37
IPv6 prefixes
1
IPv4 addresses
527,616 (2,061 /24s)
RPKI valid
31 81%
RPKI invalid
0
RPKI not found
7
ROAs naming AS13037
33
With an IRR route object
38 100%

Who AS13037 is reached through

The AS just before AS13037 in the paths our looking glass collectors hold, for 38 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.