87.97.144.0/20 - A1BG RSD A1 Bulgaria EAD (AS13124)
CIDR
87.97.144.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇧🇬 Bulgaria
City
Sofia
RIR
RIPE NCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 87.97.144.0/20 | AS13124 A1BG_RSD A1 Bulgaria EAD | Valid | RIPE | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 87.97.128.0/17 | AS8717 A1BG A1 Bulgaria EAD | Valid | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS13124 | RIPE | AS13124-MNT | 2022-12-14 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 87.97.144.0/21 | 🇧🇬BG | assigned | |
| 87.97.152.0/23 | 🇧🇬BG | assigned | |
| 87.97.154.0/23 | 🇧🇬BG | assigned | |
| 87.97.156.0/24 | 🇧🇬BG | assigned | |
| 87.97.157.0/24 | 🇧🇬BG | assigned | |
| 87.97.158.0/23 | 🇧🇬BG | assigned |
Transfer History
Registry transfers of 87.97.144.0/20, blocks inside it, or blocks containing it.
- 87.97.128.0/17M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 87.97.128.0/17 | Blizoo Media and Broadband EAD | MOBILTEL EAD | M&A |
Origin ASN
AS13124
A1BG_RSD A1 Bulgaria EAD
Related Prefixes
More prefixes of AS13124
All prefixes of AS13124 →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/87.97.144.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/87.97.144.0/20" | jq
External Links