ResearchRouting table, RPKI, IRR & looking glass

AS52091 Level-MSK Ltd.

AS52091 (LEVEL-MSK-AS) is registered to Level-MSK Ltd. in RU. It originates 4 prefixes in the global routing table.

3
IPv4 prefixes
1
IPv6 prefixes
768
IPv4 addresses
100%
RPKI valid

Who holds AS52091

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

AS number
AS52091
Handle
LEVEL-MSK-AS
Organization
Level-MSK Ltd.
Country
RU
ASPA
5 providers

What AS52091 announces

Prefixes originated by AS52091 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
1
IPv4 addresses
768 (3 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS52091
5
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (3)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS52091 is reached through

The AS just before AS52091 in the paths our looking glass collectors hold, for 4 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS52091 publishes an ASPA naming these providers. 1 AS name it as a provider in theirs. Check a path.

The 1 ASes that name AS52091 as a provider

Routing registry objects

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

Sourceas-nameMaintained by
RIPELEVEL-MSK-ASRIPE-NCC-END-MNT, LEVEL-MSK-MNT, LEVEL-MNT

Route objects with origin AS52091: RIPE 6

as-sets that list AS52091 (13)