84.23.0.0/19 - BT UK British Telecommunications Limited (AS2856)
CIDR
84.23.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇬🇧 United Kingdom
City
Belfast
RIR
RIPE NCC
Status
allocated
Allocated
2004-10-12
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 84.23.0.0/19 | AS2856 BT-UK-AS British Telecommunications Limited | No ROA | RIPE | 2026-10-12 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS2856 | RIPE | BTNET-MNT | 2006-05-05 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 84.23.0.0/28 | 🇬🇧GB | assigned | |
| 84.23.0.16/28 | 🇬🇧GB | assigned | |
| 84.23.0.32/27 | 🇬🇧GB | assigned | |
| 84.23.0.64/27 | 🇬🇧GB | assigned | |
| 84.23.0.96/28 | 🇬🇧GB | assigned | |
| 84.23.0.112/29 | 🇬🇧GB | assigned | |
| 84.23.0.120/29 | 🇬🇧GB | assigned | |
| 84.23.0.128/25 | 🇬🇧GB | assigned | |
| 84.23.6.0/24 | 🇬🇧GB | assigned | |
| 84.23.8.0/26 | 🇬🇧GB | assigned | |
| 84.23.8.128/26 | 🇬🇧GB | assigned | |
| 84.23.8.216/29 | 🇬🇧GB | assigned | |
| 84.23.8.224/27 | 🇬🇧GB | assigned | |
| 84.23.9.0/27 | 🇬🇧GB | assigned | |
| 84.23.9.32/28 | 🇬🇧GB | assigned | |
| 84.23.9.48/29 | 🇬🇧GB | assigned | |
| 84.23.9.56/29 | 🇬🇧GB | assigned | |
| 84.23.9.64/28 | 🇬🇧GB | assigned | |
| 84.23.9.80/28 | 🇬🇧GB | assigned | |
| 84.23.9.96/29 | 🇬🇧GB | assigned | |
| 84.23.9.144/29 | 🇬🇧GB | assigned | |
| 84.23.9.160/28 | 🇬🇧GB | assigned | |
| 84.23.9.176/29 | 🇬🇧GB | assigned | |
| 84.23.9.184/29 | 🇬🇧GB | assigned | |
| 84.23.9.232/29 | 🇬🇧GB | assigned | |
| 84.23.9.240/29 | 🇬🇧GB | assigned | |
| 84.23.9.248/29 | 🇬🇧GB | assigned | |
| 84.23.10.0/24 | 🇬🇧GB | assigned | |
| 84.23.11.1/32 | 🇬🇧GB | assigned | |
| 84.23.11.2/31 | 🇬🇧GB | assigned | |
| 84.23.11.4/30 | 🇬🇧GB | assigned | |
| 84.23.11.8/29 | 🇬🇧GB | assigned | |
| 84.23.11.16/28 | 🇬🇧GB | assigned | |
| 84.23.12.0/24 | 🇬🇧GB | assigned | |
| 84.23.16.0/22 | 🇬🇧GB | assigned |
Related Prefixes
Geolocation
Abuse Contact
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/84.23.0.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/84.23.0.0/19" | jq
External Links