163.52.172.0/23 - Exim Synergy Pvt (AS154903)
CIDR
163.52.172.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇧🇩 BD
City
Gazipur
RIR
APNIC
Status
allocated
Allocated
2026-09-13
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 163.52.172.0/24 | AS154903 ESPL-AS-AP - Exim Synergy Pvt. Ltd | Valid | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 163.52.172.0/23 | AS154903 | /23 | apnic |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS154903 | APNIC | MAINT-ESPL-BD | 2026-09-14 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 163.52.172.0/24 | AS154903 | 🇧🇩BD | assigned |
| 163.52.173.0/24 | 🇲🇾MY | assigned |
Related Prefixes
Geolocation
Country🇧🇩BDBD
CityGazipur
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 APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/163.52.172.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/163.52.172.0/23" | jq
External Links