187.54.208.0/21 - BGP Prefix (MOAS)
IPv4LACNICannouncedMOASNo ROA
CIDR
187.54.208.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇧🇷 Brazil
City
Rio de Janeiro
RIR
LACNIC
Status
announced
Allocated
-
Announced BGP Routes
2 of 2 routesMOAS - 2 origin ASNs
RPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 187.54.208.0/21 | AS7738 V tal | No ROA | - | 2026-10-11 |
| 187.54.208.0/21 | AS8167 V tal | No ROA | Other IRR | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 187.54.208.0/20 | AS8167 V tal | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS8167 | Other IRR | MAINT-AS52320 | 2026-07-28 |
Related Prefixes
Geolocation
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 LACNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/187.54.208.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/187.54.208.0/21" | jq
External Links