164.143.0.0/16
🇬🇧CIDR
164.143.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇬🇧 United Kingdom
City
London
RIR
RIPENCC
Status
assigned
Allocated
3/3/1994
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 164.143.0.0/16 | AS21296ASN-PwC-UK Pricewaterhousecoopers Services Limited | No ROA | RIPE | 5/31/2026 |
Covering Prefix
9 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 164.143.220.0/23 | AS1273CW - IDDQD-AS | No ROA | — | 5/31/2026 |
| 164.143.221.0/24 | AS1273CW - IDDQD-AS | No ROA | — | 5/31/2026 |
| 164.143.220.0/24 | AS1273CW - IDDQD-AS | No ROA | — | 5/31/2026 |
| 164.143.215.0/24 | AS21296ASN-PwC-UK Pricewaterhousecoopers Services Limited | No ROA | — | 5/31/2026 |
| 164.143.216.0/24 | AS21296ASN-PwC-UK Pricewaterhousecoopers Services Limited | No ROA | — | 5/31/2026 |
| 164.143.217.0/24 | AS21296ASN-PwC-UK Pricewaterhousecoopers Services Limited | No ROA | — | 5/31/2026 |
| 164.143.213.0/24 | AS21296ASN-PwC-UK Pricewaterhousecoopers Services Limited | No ROA | — | 5/31/2026 |
| 164.143.212.0/24 | AS21296ASN-PwC-UK Pricewaterhousecoopers Services Limited | No ROA | — | 5/31/2026 |
| 164.143.214.0/24 | AS21296ASN-PwC-UK Pricewaterhousecoopers Services Limited | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS21296 | RIPE | CIP-MNT | 9/17/2019 |
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/164.143.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/164.143.0.0/16" | jq
External Links