ResearchRouting table, RPKI, IRR & looking glass

AS202054 GRUPO SYS4NET, S.L.

AS202054 (S4N-AS) is registered to GRUPO SYS4NET, S.L. in ES. It originates 10 prefixes in the global routing table.

10
IPv4 prefixes
0
IPv6 prefixes
2,048
IPv4 addresses
100%
RPKI valid

Who holds AS202054

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

AS number
AS202054
Handle
S4N-AS
Organization
GRUPO SYS4NET, S.L.
Country
ES
ASPA
None published

What AS202054 announces

Prefixes originated by AS202054 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
10
IPv6 prefixes
0
IPv4 addresses
2,048 (8 /24s)
RPKI valid
10 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS202054
2
With an IRR route object
10 100%

Announced prefixes

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

Who AS202054 is reached through

The AS just before AS202054 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
RIPES4N-ASRIPE-NCC-END-MNT, S4N-NETMNT

Route objects with origin AS202054: RIPE 10

as-sets that list AS202054 (11)