209.162.208.0/20 - BGP Prefix
IPv4ARINallocatedNo ROA
CIDR
209.162.208.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇺🇸 United States
City
Houston
RIR
ARIN
Status
allocated
Allocated
1997-11-17
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
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.162.216.0/22 | AS401319 TENSORWAVE-01 - TensorWave Inc. | Valid | - | 2026-10-12 |
| 209.162.220.0/22 | AS6423 DF-PTL2-3 - Digital Fortress | No ROA | - | 2026-10-12 |
| 209.162.220.0/24 | AS6423 DF-PTL2-3 - Digital Fortress | Valid | - | 2026-10-12 |
| 209.162.222.0/23 | AS17378 AS17378 - TierPoint, LLC | No ROA | - | 2026-10-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 209.162.208.0/21 | AS398913 | 🇺🇸US | allocated |
| 209.162.216.0/22 | AS401319 | 🇺🇸US | allocated |
| 209.162.220.0/22 | AS6423 | 🇺🇸US | allocated |
| 209.162.220.0/23 | 🇺🇸US | allocated | |
| 209.162.220.0/24 | AS6423 | 🇺🇸US | allocated |
| 209.162.221.0/24 | 🇺🇸US | allocated | |
| 209.162.222.0/23 | AS17378 | 🇺🇸US | allocated |
Transfer History
Registry transfers of 209.162.208.0/20, blocks inside it, or blocks containing it.
- 209.162.221.0/24Transfer ·
- 209.162.222.0/23Transfer ·
- 209.162.208.0/21Transfer ·
- 209.162.216.0/22Transfer ·
- 209.162.208.0/20M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 209.162.221.0/24 | Transfer | |||
| 209.162.222.0/23 | Transfer | |||
| 209.162.208.0/21 | Transfer | |||
| 209.162.216.0/22 | Transfer | |||
| 209.162.208.0/20 | M&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/209.162.208.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.162.208.0/20" | jq
External Links