ResearchRouting table, RPKI, IRR & looking glass

AS31420 Terasyst Ltd

AS31420 (TERASYST-AS) is registered to Terasyst Ltd in BG. It originates 20 prefixes in the global routing table.

20
IPv4 prefixes
0
IPv6 prefixes
5,120
IPv4 addresses
60%
RPKI valid

Who holds AS31420

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

AS number
AS31420
Handle
TERASYST-AS
Organization
Terasyst Ltd
Country
BG
ASPA
None published

What AS31420 announces

Prefixes originated by AS31420 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
20
IPv6 prefixes
0
IPv4 addresses
5,120 (20 /24s)
RPKI valid
12 60%
RPKI invalid
0
RPKI not found
8
ROAs naming AS31420
6
With an IRR route object
20 100%

Who AS31420 is reached through

The AS just before AS31420 in the paths our looking glass collectors hold, for 20 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
RIPETERASYST-ASMNT-TERASYST, AS8262-MNT, RIPE-NCC-END-MNT

Route objects with origin AS31420: RIPE 26 · LEVEL3 2

as-sets that list AS31420 (12)