ResearchRouting table, RPKI, IRR & looking glass

AS27953 NODOSUD S.A

AS27953 (AS27953) is registered to NODOSUD S.A in AR. It originates 148 prefixes in the global routing table.

137
IPv4 prefixes
11
IPv6 prefixes
32,768
IPv4 addresses
100%
RPKI valid

Who holds AS27953

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

AS number
AS27953
Handle
AS27953
Organization
NODOSUD S.A
Country
AR
ASPA
None published

What AS27953 announces

Prefixes originated by AS27953 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
137
IPv6 prefixes
11
IPv4 addresses
32,768 (128 /24s)
RPKI valid
148 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS27953
12
With an IRR route object
12 8%

Announced prefixes

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

IPv4 (137)
181.118.176.0/20181.118.176.0/24181.118.177.0/24181.118.178.0/24181.118.179.0/24181.118.180.0/24181.118.181.0/24181.118.182.0/24181.118.183.0/24181.118.184.0/24181.118.185.0/24181.118.186.0/24181.118.187.0/24181.118.188.0/24181.118.189.0/24181.118.190.0/24181.118.191.0/24186.0.128.0/21186.0.128.0/24186.0.129.0/24186.0.130.0/24186.0.131.0/24186.0.132.0/24186.0.133.0/24186.0.134.0/24186.0.135.0/24186.64.64.0/19186.64.64.0/24186.64.65.0/24186.64.66.0/24186.64.67.0/24186.64.68.0/24186.64.69.0/24186.64.70.0/24186.64.71.0/24186.64.72.0/24186.64.73.0/24186.64.74.0/24186.64.75.0/24186.64.76.0/24186.64.77.0/24186.64.78.0/24186.64.79.0/24186.64.80.0/24186.64.81.0/24186.64.82.0/24186.64.83.0/24186.64.84.0/24186.64.85.0/24186.64.86.0/24186.64.87.0/24186.64.88.0/24186.64.89.0/24186.64.90.0/24186.64.91.0/24186.64.92.0/24186.64.93.0/24186.64.94.0/24186.64.95.0/24186.190.160.0/20186.190.160.0/24186.190.161.0/24186.190.162.0/24186.190.163.0/24186.190.164.0/24186.190.165.0/24186.190.166.0/24186.190.167.0/24186.190.168.0/24186.190.169.0/24186.190.170.0/24186.190.171.0/24186.190.172.0/24186.190.173.0/24186.190.174.0/24186.190.175.0/24190.11.192.0/20190.11.192.0/24190.11.193.0/24190.11.194.0/24190.11.195.0/24190.11.196.0/24190.11.197.0/24190.11.198.0/24190.11.199.0/24190.11.200.0/24190.11.201.0/24190.11.202.0/24190.11.203.0/24190.11.204.0/24190.11.205.0/24190.11.206.0/24190.11.207.0/24190.122.128.0/20190.122.128.0/24190.122.129.0/24190.122.130.0/24190.122.131.0/24190.122.132.0/24190.122.133.0/24190.122.134.0/24190.122.135.0/24190.122.136.0/24190.122.137.0/24190.122.138.0/24190.122.139.0/24190.122.140.0/24190.122.141.0/24190.122.142.0/24190.122.143.0/24190.211.128.0/21190.211.128.0/24190.211.129.0/24190.211.130.0/24190.211.131.0/24190.211.132.0/24190.211.133.0/24190.211.134.0/24190.211.135.0/24200.7.176.0/21
Show 17 more
IPv6 (11)

RPKI valid   RPKI invalid   no ROA covers it

Who AS27953 is reached through

The AS just before AS27953 in the paths our looking glass collectors hold, for 60 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.