ResearchRouting table, RPKI, IRR & looking glass

AS51519 Karabro AB

AS51519 (Karabro) is registered to Karabro AB in SE. It originates 3 prefixes in the global routing table.

2
IPv4 prefixes
1
IPv6 prefixes
1,024
IPv4 addresses
100%
RPKI valid

Who holds AS51519

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

AS number
AS51519
Handle
Karabro
Organization
Karabro AB
Country
SE
ASPA
None published

What AS51519 announces

Prefixes originated by AS51519 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
1
IPv4 addresses
1,024 (4 /24s)
RPKI valid
3 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS51519
5
With an IRR route object
3 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (2)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS51519 is reached through

The AS just before AS51519 in the paths our looking glass collectors hold, for 3 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS51519 publishes no ASPA of its own. 1 AS name it as a provider in theirs. Check a path.

The 1 ASes that name AS51519 as a provider

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPEKarabroRIPE-NCC-END-MNT, KARABRO-MNT

Route objects with origin AS51519: RIPE 3

as-sets that list AS51519 (6)