Data as of Nov 5, 2026
Autonomous system
AS131893
RICOH Company, Ltd.
Announces 5,632 addresses in 22 prefixes. None of it is anonymizer space.
Type
Business
JP
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 133.139.18.0/24 since Mar 2015 | Business | Japan Network Information Center | |
| 133.139.19.0/24 since Oct 2016 | Business | Japan Network Information Center | |
| 133.139.20.0/24 since Dec 2016 | Business | Japan Network Information Center | |
| 133.139.21.0/24 since Oct 2016 | Business | Japan Network Information Center | |
| 133.139.25.0/24 since Oct 2016 | Business | Japan Network Information Center | |
| 133.139.34.0/24 since Oct 2016 | Business | Japan Network Information Center | |
| 133.139.44.0/24 since Oct 2016 | Business | Japan Network Information Center | |
| 133.139.45.0/24 since Oct 2016 | Business | Japan Network Information Center | |
| 133.139.55.0/24 since Oct 2016 | Business | Japan Network Information Center | |
| 133.139.70.0/24 since Dec 2016 | Business | Japan Network Information Center | |
| 133.139.71.0/24 since Dec 2016 | Business | Japan Network Information Center | |
| 133.139.72.0/24 since Jun 2023 | Business | Japan Network Information Center | |
| 133.139.74.0/24 since Jun 2025 | Business | Japan Network Information Center | |
| 133.139.77.0/24 since Jun 2025 | Business | Japan Network Information Center | |
| 133.139.88.0/24 since Jan 2017 | Business | Japan Network Information Center | |
| 133.139.94.0/24 since Jun 2023 | Business | Japan Network Information Center | |
| 133.139.109.0/24 since Jan 2017 | Business | Japan Network Information Center | |
| 133.139.114.0/24 since Jan 2017 | Business | Japan Network Information Center | |
| 133.139.241.0/24 since Aug 2017 | Business | Japan Network Information Center | |
| 133.139.242.0/24 since Aug 2017 | Business | Japan Network Information Center | |
| 133.139.248.0/24 since Apr 2019 | Business | Japan Network Information Center | |
| 210.173.216.0/24 since Jun 2019 | Business | Japan Network Information Center |
Network & history
Profile
- Registered
- Aug 4, 2011
- Domain
- ricoh.co.jp
Routing patterns
How its announcements have moved
Arrivals