207.203.0.0/16
🇺🇸CIDR
207.203.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Atlanta (Buckhead)
RIR
ARIN
Status
allocated
Allocated
9/4/1996
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 207.203.0.0/16 | AS6389BELLSOUTH-NET-BLK - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 207.203.2.0/23 | AS2386INS-AS - AT&T Enterprises, LLC | No ROA | — | 5/31/2026 |
| 207.203.96.0/23 | AS54392DECATURTELCO - Decatur Telephone Company | No ROA | — | 5/31/2026 |
| 207.203.138.0/24 | AS22535EPLINC - EPL INC | No ROA | — | 5/31/2026 |
| 207.203.29.0/24 | AS32787PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc. | No ROA | — | 5/31/2026 |
| 207.203.28.0/24 | AS32787PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc. | No ROA | — | 5/31/2026 |
| 207.203.30.0/24 | AS32787PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc. | No ROA | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/207.203.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/207.203.0.0/16" | jq
External Links