ResearchRouting table, RPKI, IRR & looking glass

AS399989 ULTRA ONE

AS399989 (ULTRAONE-01) is registered to ULTRA ONE in US. It originates 25 prefixes in the global routing table.

25
IPv4 prefixes
0
IPv6 prefixes
9,472
IPv4 addresses
96%
RPKI valid

Who holds AS399989

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

AS number
AS399989
Handle
ULTRAONE-01
Organization
ULTRA ONE
Country
US
ASPA
None published

What AS399989 announces

Prefixes originated by AS399989 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
25
IPv6 prefixes
0
IPv4 addresses
9,472 (37 /24s)
RPKI valid
24 96%
RPKI invalid
0
RPKI not found
1
ROAs naming AS399989
45
With an IRR route object
24 96%

Who AS399989 is reached through

The AS just before AS399989 in the paths our looking glass collectors hold, for 25 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
RADBULTRAONEMAINT-AS399989

Route objects with origin AS399989: RADB 238 · RIPE 23 · AFRINIC 8 · APNIC 8 · ARIN 7

as-sets that list AS399989 (3)