ResearchRouting table, RPKI, IRR & looking glass

AS45372 ULNetworks Co., Ltd.

AS45372 (ULN-AS-KR-KR) is registered to ULNetworks Co., Ltd. in KR. It originates 9 prefixes in the global routing table.

9
IPv4 prefixes
0
IPv6 prefixes
63,488
IPv4 addresses
0%
RPKI valid

Who holds AS45372

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

AS number
AS45372
Handle
ULN-AS-KR-KR
Organization
ULNetworks Co., Ltd.
Country
KR
ASPA
None published

What AS45372 announces

Prefixes originated by AS45372 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
9
IPv6 prefixes
0
IPv4 addresses
63,488 (248 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
9
ROAs naming AS45372
0
With an IRR route object
9 100%

Announced prefixes

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

Who AS45372 is reached through

The AS just before AS45372 in the paths our looking glass collectors hold, for 9 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
APNICULN-AS-KRMNT-KRNIC-AP

Route objects with origin AS45372: NTTCOM 454 · RADB 7

as-sets that list AS45372 (13)