ResearchRouting table, RPKI, IRR & looking glass

AS27552 TowardEX Technologies International, Inc.

AS27552 (TWDX) is registered to TowardEX Technologies International, Inc. in US. It originates 16 prefixes in the global routing table.

12
IPv4 prefixes
4
IPv6 prefixes
14,336
IPv4 addresses
81%
RPKI valid

Who holds AS27552

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

AS number
AS27552
Handle
TWDX
Organization
TowardEX Technologies International, Inc.
Country
US
ASPA
None published

What AS27552 announces

Prefixes originated by AS27552 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
12
IPv6 prefixes
4
IPv4 addresses
14,336 (56 /24s)
RPKI valid
13 81%
RPKI invalid
0
RPKI not found
3
ROAs naming AS27552
13
With an IRR route object
14 87%

Announced prefixes

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

Who AS27552 is reached through

The AS just before AS27552 in the paths our looking glass collectors hold, for 16 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS27552 publishes no ASPA of its own. 5 ASes name it as a provider in theirs. Check a path.

The 5 ASes that name AS27552 as a provider

Routing registry objects

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

Sourceas-nameMaintained by
ALTDBTWDXMAINT-TOWARDEX
LEVEL3NMAINT-TOWARDEX

Route objects with origin AS27552: LEVEL3 37 · ALTDB 26 · RADB 7 · ARIN 2 · RIPE 2

as-sets that list AS27552 (8)