72.5.104.0/21 - BGP Prefix
IPv4ARINallocated
CIDR
72.5.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Dunwoody (Perimeter Center)
RIR
ARIN
Status
allocated
Allocated
2004-09-30
Transfer History
Registry transfers of 72.5.104.0/21, blocks inside it, or blocks containing it.
- 72.5.104.0/21M&A ·
- 72.5.0.0/17M&A ·
- 72.5.0.0/16M&A ·
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 ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/72.5.104.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/72.5.104.0/21" | jq
External Links