ResearchRouting table, RPKI, IRR & looking glass

AS42638 James Hansen trading as Netvaerkssmeden

AS42638 (Netvaerkssmeden) is registered to James Hansen trading as Netvaerkssmeden in DK. It originates 7 prefixes in the global routing table.

5
IPv4 prefixes
2
IPv6 prefixes
3,072
IPv4 addresses
42%
RPKI valid

Who holds AS42638

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

AS number
AS42638
Handle
Netvaerkssmeden
Organization
James Hansen trading as Netvaerkssmeden
Country
DK
ASPA
None published

What AS42638 announces

Prefixes originated by AS42638 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
2
IPv4 addresses
3,072 (12 /24s)
RPKI valid
3 42%
RPKI invalid
0
RPKI not found
4
ROAs naming AS42638
3
With an IRR route object
7 100%

Announced prefixes

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

Who AS42638 is reached through

The AS just before AS42638 in the paths our looking glass collectors hold, for 7 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
RIPENetvaerkssmedenRIPE-NCC-END-MNT, NETSMED-MNT

Route objects with origin AS42638: RIPE 9

as-sets that list AS42638 (5)