15.4.64.0/18
🇺🇸IPv4ARINannouncedMOASNo ROA
CIDR
15.4.64.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Atlanta
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
2 of 2 routesMOAS - 2 origin ASNs
RPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 15.4.64.0/18 | AS8035WORLDNET5-10 - AT&T WorldNet | No ROA | — | 5/31/2026 |
| 15.4.64.0/18 | AS13979ATT-IPFR - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 15.4.97.0/24 | AS2688ATGS-MMD-AS - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/15.4.64.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/15.4.64.0/18" | jq
External Links