ResearchRouting table, RPKI, IRR & looking glass

AS137976 MD Firozur Rahman

AS137976 (SIAM-AS-AP) is registered to MD Firozur Rahman in BD. It originates 3 prefixes in the global routing table.

3
IPv4 prefixes
0
IPv6 prefixes
1,024
IPv4 addresses
100%
RPKI valid

Who holds AS137976

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

AS number
AS137976
Handle
SIAM-AS-AP
Organization
MD Firozur Rahman
Country
BD
ASPA
None published

What AS137976 announces

Prefixes originated by AS137976 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
0
IPv4 addresses
1,024 (4 /24s)
RPKI valid
3 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS137976
1
With an IRR route object
3 100%

Announced prefixes

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

IPv4 (3)

RPKI valid   RPKI invalid   no ROA covers it

Who AS137976 is reached through

The AS just before AS137976 in the paths our looking glass collectors hold, for 3 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.