ResearchRouting table, RPKI, IRR & looking glass

AS3423 AT&T Enterprises, LLC

AS3423 (ATTIS-ASN3423) is registered to AT&T Enterprises, LLC in US. It originates 13 prefixes in the global routing table.

11
IPv4 prefixes
2
IPv6 prefixes
3,328
IPv4 addresses
0%
RPKI valid

Who holds AS3423

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

AS number
AS3423
Handle
ATTIS-ASN3423
Organization
AT&T Enterprises, LLC
Country
US
ASPA
None published

What AS3423 announces

Prefixes originated by AS3423 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
11
IPv6 prefixes
2
IPv4 addresses
3,328 (13 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
13
ROAs naming AS3423
27
With an IRR route object
0 0%

Announced prefixes

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

Who AS3423 is reached through

The AS just before AS3423 in the paths our looking glass collectors hold, for 13 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.

Route objects with origin AS3423: ARIN 25