ResearchRouting table, RPKI, IRR & looking glass

AS21151 Ukrcom Ltd

AS21151 (UKRCOM-KHERSON) is registered to Ukrcom Ltd in UA. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
4,608
IPv4 addresses
0%
RPKI valid

Who holds AS21151

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

AS number
AS21151
Handle
UKRCOM-KHERSON
Organization
Ukrcom Ltd
Country
UA
ASPA
None published

What AS21151 announces

Prefixes originated by AS21151 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
0
IPv4 addresses
4,608 (18 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
4
ROAs naming AS21151
0
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 (4)

RPKI valid   RPKI invalid   no ROA covers it

Who AS21151 is reached through

The AS just before AS21151 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.

Routing registry objects

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

Sourceas-nameMaintained by
RIPEUKRCOM-KHERSONUKRCOM-MNT, RIPE-NCC-END-MNT

Route objects with origin AS21151: RIPE 7

as-sets that list AS21151 (8)