139.143.0.0/16
🇬🇧CIDR
139.143.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇬🇧 United Kingdom
City
Teddington
RIR
RIPENCC
Status
assigned
Allocated
3/15/1990
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 139.143.0.0/16 | AS209237NPL-MANG-LTD NPL Management LTD | No ROA | RIPE | 6/1/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 139.143.0.0/17 | AS209237NPL-MANG-LTD NPL Management LTD | No ROA | — | 6/1/2026 |
| 139.143.128.0/17 | AS209237NPL-MANG-LTD NPL Management LTD | No ROA | — | 6/1/2026 |
| 139.143.204.0/23 | AS209237NPL-MANG-LTD NPL Management LTD | No ROA | — | 6/1/2026 |
Origin ASN
AS209237
NPL-MANG-LTD NPL Management LTD
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/139.143.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/139.143.0.0/16" | jq
External Links