ResearchRouting table, RPKI, IRR & looking glass

AS154671 Nur Host

AS154671 (NURHOST-AS-AP) is registered to Nur Host in BD. It originates 2 prefixes in the global routing table.

2
IPv4 prefixes
0
IPv6 prefixes
512
IPv4 addresses
100%
RPKI valid

Who holds AS154671

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

AS number
AS154671
Handle
NURHOST-AS-AP
Organization
Nur Host
Country
BD
ASPA
1 provider

What AS154671 announces

Prefixes originated by AS154671 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
0
IPv4 addresses
512 (2 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS154671
2
With an IRR route object
2 100%

Announced prefixes

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

IPv4 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS154671 is reached through

The AS just before AS154671 in the paths our looking glass collectors hold, for 2 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS154671 publishes an ASPA naming this provider. Check a path.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
APNICNURHOST-AS-APAPNIC-HM

Route objects with origin AS154671: APNIC 2

as-sets that list AS154671 (2)