209.20.152.0/23 - BGP Prefix
IPv4ARINallocated RPKI Valid
CIDR
209.20.152.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
Bellevue (West Bellevue)
RIR
ARIN
Status
allocated
Allocated
1997-02-07
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
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.20.152.0/24 | AS11739 CHIRISA-TECHNOLOGY-PARKS-01 - Digital Fortress, Inc. | Valid | - | 2026-10-11 |
| 209.20.153.0/24 | AS11739 CHIRISA-TECHNOLOGY-PARKS-01 - Digital Fortress, Inc. | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 209.20.152.0/23 | AS11739 | /24 | arin |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS11739 | Other IRR | MAINT-AS2044 | 2023-11-13 |
Transfer History
Registry transfers of 209.20.152.0/23, blocks inside it, or blocks containing it.
- 209.20.152.0/21M&A ·
- 209.20.128.0/17M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 209.20.152.0/21 | M&A | |||
| 209.20.128.0/17 | 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/209.20.152.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.20.152.0/23" | jq
External Links