ResearchRouting table, RPKI, IRR & looking glass

AS1200 Amsterdam Internet Exchange B.V.

AS1200 (AMS-IX1) is registered to Amsterdam Internet Exchange B.V. in NL. It originates 4 prefixes in the global routing table.

3
IPv4 prefixes
1
IPv6 prefixes
3,072
IPv4 addresses
100%
RPKI valid

Who holds AS1200

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

AS number
AS1200
Handle
AMS-IX1
Organization
Amsterdam Internet Exchange B.V.
Country
NL
ASPA
4 providers

What AS1200 announces

Prefixes originated by AS1200 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
1
IPv4 addresses
3,072 (12 /24s)
RPKI valid
4 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS1200
13
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (3)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS1200 is reached through

The AS just before AS1200 in the paths our looking glass collectors hold, for 4 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS1200 publishes an ASPA naming these providers. 1 AS name it as a provider in theirs. Check a path.

The 1 ASes that name AS1200 as a provider