ResearchRouting table, RPKI, IRR & looking glass

AS12912 T-Mobile Polska S.A.

AS12912 (TMPL) is registered to T-Mobile Polska S.A. in PL. It originates 50 prefixes in the global routing table.

48
IPv4 prefixes
2
IPv6 prefixes
1,109,504
IPv4 addresses
84%
RPKI valid

Who holds AS12912

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

AS number
AS12912
Handle
TMPL
Organization
T-Mobile Polska S.A.
Country
PL
ASPA
None published

What AS12912 announces

Prefixes originated by AS12912 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
48
IPv6 prefixes
2
IPv4 addresses
1,109,504 (4,334 /24s)
RPKI valid
42 84%
RPKI invalid
0
RPKI not found
8
ROAs naming AS12912
56
With an IRR route object
50 100%

Who AS12912 is reached through

The AS just before AS12912 in the paths our looking glass collectors hold, for 50 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.