12.153.242.0/23 - PERSONAL NETWORK COMPUTING (AS393508)
CIDR
12.153.242.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
St. Helena
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 |
|---|---|---|---|---|
| 12.153.242.0/23 | AS393508 VALLEYINTERNET - PERSONAL NETWORK COMPUTING | No ROA | - | 2026-10-11 |
Related Announcements
2 less-specific, 2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 12.0.0.0/8 | AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC | No ROA | - | 2026-10-11 |
| 12.128.0.0/9 | AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC | No ROA | - | 2026-10-11 |
| 12.153.242.0/24 | AS393508 VALLEYINTERNET - PERSONAL NETWORK COMPUTING | No ROA | - | 2026-10-11 |
| 12.153.243.0/24 | AS393508 VALLEYINTERNET - PERSONAL NETWORK COMPUTING | No ROA | - | 2026-10-11 |
Transfer History
Registry transfers of 12.153.242.0/23, blocks inside it, or blocks containing it.
- 12.0.0.0/8M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 12.0.0.0/8 | M&A |
Related Prefixes
More prefixes of AS393508
All prefixes of AS393508 →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/12.153.242.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/12.153.242.0/23" | jq
External Links