ResearchRouting table, RPKI, IRR & looking glass

AS39738 Telecom Castilla La Mancha SA

AS39738 (TCLM-AS) is registered to Telecom Castilla La Mancha SA in ES. It originates 2 prefixes in the global routing table.

2
IPv4 prefixes
0
IPv6 prefixes
16,384
IPv4 addresses
100%
RPKI valid

Who holds AS39738

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

AS number
AS39738
Handle
TCLM-AS
Organization
Telecom Castilla La Mancha SA
Country
ES
ASPA
None published

What AS39738 announces

Prefixes originated by AS39738 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
0
IPv4 addresses
16,384 (64 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS39738
3
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 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS39738 is reached through

The AS just before AS39738 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.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPETCLM-ASRIPE-NCC-END-MNT, TCLM-MNT

Route objects with origin AS39738: RIPE 3

as-sets that list AS39738 (4)