AS19957
🇺🇸STATE-OF-TENNESSEE-NETTN - AT&T Enterprises, LLC81e05477cc28a48ed3088e3408139c2a
ARINassigned
Announced Prefixes (BGP)
42total
42 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)131,072
Announced (BGP)420,352
IPv6 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
200
Prefix Limit (IPv6)
5
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
3/5/2003
Announced Prefixes
(BGP)42|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 | |
| No ROA | — | 5/17/2026 |
1–10 of 42
1 / 5
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 198.146.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 206.23.0.0/16 | 🇺🇸 US | ARIN | allocated |
ASPA
No ASPA
External Links
API
Open https://api.ipctl.io/v1/asn/19957Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/19957" | jq