Data as of Nov 4, 2026
103.79.12.0/24
No anonymizer space · no proxy exits in 30 daysCybozu,Inc.
Network & registry
Announced by
Covering announcement 103.79.12.0/22
- Prefix
- 103.79.12.0/22
- Announced by
- AS131912 Cybozu,Inc.
- Type
- Business
- RPKI
- RPKI valid
- Netname
- CYBOZU-CIDR-BLK-JP
- Registrant
- Cybozu,Inc.
- RIR
- APNIC
Origin network
AS131912
JP
- Name
- Cybozu,Inc.
- Type
- Business
- Registered
- Aug 4, 2011
- Domain
- cybozu.co.jp
- Website
- www.cybozu.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 103.79.12.0/22
103.79.12.0/22
Routing history
- Pattern
- Stable
- First seen
- Dec 2016
- Current origin since
- Dec 2016 · 9.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.79.12.0/22 | AS131912 | /22 | APNIC | RPKI valid |
IRR
Route objects on 103.79.12.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS131912 | JPIRR | Cybozu,Inc. CIDR-block NO.1 | MAINT-AS131912 | Oct 15, 2025 |
Whois
Registration for this announcement
- Range
- 103.
79. 12. 0/ 22 - Netname
- CYBOZU-CIDR-BLK-JP
- Registrant
- Cybozu,Inc.
- Registrant country
- JP
- Organization
- Cybozu,Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Nov 12, 2016
- RIR
- APNIC
- Country
- JP
- Delegated
- Nov 11, 2016
- Status
- assigned
Report abuse
Abuse contact
- noc@
cybozu. co. jp