ResearchRouting table, RPKI, IRR & looking glass

AS5580 GTT Communications Netherlands B.V.

AS5580 (GTT-ASIA) is registered to GTT Communications Netherlands B.V. in NL. It originates 37 prefixes in the global routing table.

35
IPv4 prefixes
2
IPv6 prefixes
20,992
IPv4 addresses
27%
RPKI valid

Who holds AS5580

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

AS number
AS5580
Handle
GTT-ASIA
Organization
GTT Communications Netherlands B.V.
Country
NL
ASPA
None published

What AS5580 announces

Prefixes originated by AS5580 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
35
IPv6 prefixes
2
IPv4 addresses
20,992 (82 /24s)
RPKI valid
10 27%
RPKI invalid
0
RPKI not found
27
ROAs naming AS5580
12
With an IRR route object
31 83%

Who AS5580 is reached through

The AS just before AS5580 in the paths our looking glass collectors hold, for 37 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS5580 publishes no ASPA of its own. 3 ASes name it as a provider in theirs. Check a path.

The 3 ASes that name AS5580 as a provider