ResearchRouting table, RPKI, IRR & looking glass

AS149137 TAN THANH AN INTERNATIONAL TRADE DEVELOPMENT COMPANY LIMITED

AS149137 (TANTHANHAN-VN) is registered to TAN THANH AN INTERNATIONAL TRADE DEVELOPMENT COMPANY LIMITED in VN. It originates 6 prefixes in the global routing table.

5
IPv4 prefixes
1
IPv6 prefixes
2,560
IPv4 addresses
83%
RPKI valid

Who holds AS149137

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

AS number
AS149137
Handle
TANTHANHAN-VN
Organization
TAN THANH AN INTERNATIONAL TRADE DEVELOPMENT COMPANY LIMITED
Country
VN
ASPA
None published

What AS149137 announces

Prefixes originated by AS149137 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
5
IPv6 prefixes
1
IPv4 addresses
2,560 (10 /24s)
RPKI valid
5 83%
RPKI invalid
0
RPKI not found
1
ROAs naming AS149137
6
With an IRR route object
6 100%

Announced prefixes

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

IPv4 (5)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS149137 is reached through

The AS just before AS149137 in the paths our looking glass collectors hold, for 6 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
APNICTANTHANHAN-VNMAINT-VN-VNNIC

Route objects with origin AS149137: NTTCOM 15 · APNIC 14 · RADB 6

as-sets that list AS149137 (11)