209.162.208.0/21 - (AS398913)
CIDR
209.162.208.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Houston
RIR
ARIN
Status
allocated
Allocated
2026-07-14
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 209.162.208.0/21 | AS398913 | /21 | arin |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS398913 | ARIN | MNT-NSL-375 | 2026-09-22 |
Transfer History
Registry transfers of 209.162.208.0/21, blocks inside it, or blocks containing it.
- 209.162.208.0/21Transfer ·
- 209.162.208.0/20M&A ·
Origin ASN
AS398913
Related Prefixes
More prefixes of AS398913
All prefixes of AS398913 →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/209.162.208.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.162.208.0/21" | jq
External Links