AS20057 ASPA — AT&T Enterprises Upstream Provider Authorization
PublishedATT-MOBILITY-LLC-AS20057 - AT&T Enterprises, LLC🇺🇸
ASPA Status
Published
Upstream Providers
1
Downstream Customers
0
Peering Topology
Upstream Providers(1)
AS20057 authorizes these ASNs as upstream transit providers.
| ASN | Name |
|---|---|
| AS7018 | 🇺🇸ATT-INTERNET4 - AT&T Enterprises, LLC |
ASPA object expires: May 31, 2026
Related Tools
- RPKI & ROA Lookup — validate prefixes and check ASPA records for any ASN
- Global ASPA Adoption Statistics — transit-free ASNs, top upstream providers, adoption trends
- AS20057 Overview — prefixes, BGP routes, peers, and RPKI status