170.52.4.0/22 - Oracle Corporation (AS54253)
CIDR
170.52.4.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇺🇸 United States
City
Phoenix
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 170.52.4.0/22 | AS54253 ORCL-CHICAGO-PP - Oracle Corporation | Valid | Other IRR | 2026-10-12 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 170.52.0.0/21 | AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. | No ROA | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 170.52.4.0/22 | AS54253 | /24 | arin |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS54253 | Other IRR | MAINT-ORACLE | 2025-09-12 |
Transfer History
Registry transfers of 170.52.4.0/22, blocks inside it, or blocks containing it.
- 170.52.0.0/21Transfer ·
- 170.52.0.0/21M&A ·
- 170.52.0.0/21Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 170.52.0.0/21 | Transfer | |||
| 170.52.0.0/21 | M&A | |||
| 170.52.0.0/21 | Transfer |
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 ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/170.52.4.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/170.52.4.0/22" | jq
External Links