ResearchRouting table, RPKI, IRR & looking glass

AS54638 NETSOURCE ONE, INC

AS54638 (NSO) is registered to NETSOURCE ONE, INC in US. It originates 10 prefixes in the global routing table.

9
IPv4 prefixes
1
IPv6 prefixes
1,792
IPv4 addresses
0%
RPKI valid

Who holds AS54638

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

AS number
AS54638
Handle
NSO
Organization
NETSOURCE ONE, INC
Country
US
ASPA
None published

What AS54638 announces

Prefixes originated by AS54638 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
1
IPv4 addresses
1,792 (7 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
10
ROAs naming AS54638
0
With an IRR route object
4 40%

Announced prefixes

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

Who AS54638 is reached through

The AS just before AS54638 in the paths our looking glass collectors hold, for 10 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
RADBCharterCommMAINT-CHTR-WD

Route objects with origin AS54638: RADB 4

as-sets that list AS54638 (6)