ResearchRouting table, RPKI, IRR & looking glass

AS47374 Ultra-Todor Slavov Ltd.

AS47374 (LANULTRA) is registered to Ultra-Todor Slavov Ltd. in BG. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
2,048
IPv4 addresses
100%
RPKI valid

Who holds AS47374

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

AS number
AS47374
Handle
LANULTRA
Organization
Ultra-Todor Slavov Ltd.
Country
BG
ASPA
None published

What AS47374 announces

Prefixes originated by AS47374 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
2,048 (8 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS47374
10
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 AS47374 is reached through

The AS just before AS47374 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
RIPELANULTRARIPE-NCC-END-MNT, BG-LANULTRA-1-MNT

Route objects with origin AS47374: RIPE 10

as-sets that list AS47374 (6)