ResearchRouting table, RPKI, IRR & looking glass

AS197736 Matteo Berrettoni

AS197736 (MB) is registered to Matteo Berrettoni in IT. It originates 2 prefixes in the global routing table.

1
IPv4 prefixes
1
IPv6 prefixes
256
IPv4 addresses
50%
RPKI valid

Who holds AS197736

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

AS number
AS197736
Handle
MB
Organization
Matteo Berrettoni
Country
IT
ASPA
4 providers

What AS197736 announces

Prefixes originated by AS197736 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
1
IPv4 addresses
256 (1 /24s)
RPKI valid
1 50%
RPKI invalid
0
RPKI not found
1
ROAs naming AS197736
1
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 (1)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS197736 is reached through

The AS just before AS197736 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

AS197736 publishes an ASPA naming these providers. Check a path.