AS2907 Science Information Network 🇯🇵 JP
Research Organization of Information and Systems, National Institute of Informatics. Announcing 607 prefixes, seen at the RIS collectors.
IPv4 prefixes
605
8,960,512 (35,002 × /24)
IPv6 prefixes
2
2 × /32
Upstreams
1
transit providers observed
Peers
13
settlement-free adjacencies
Downstreams
96
transit customers observed
Customer cone
2,702
ASes reachable through it
Registry and operator data
- AS number
- AS2907
- Name
- Science Information Network
- Organisation
- National Institute of Informatics
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2002-08-01
- Network type
- Educational/Research
- Scope
- Asia Pacific
- Peering policy
- Selective
- IRR as-set
- JPIRR::AS2907:AS-SINET
- Website
- http://www.sinet.ad.jp/
- PeeringDB
- net/7609
- Exchanges
- 7
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
607 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 103.164.74.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 103.164.166.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 103.164.168.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 103.180.128.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 130.34.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 130.153.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 131.206.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.7.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.8.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.10.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.12.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.14.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.15.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.16.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.17.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.17.7.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.17.10.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.20.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.21.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.23.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.29.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.30.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.32.100.0/22 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.34.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.35.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.37.0.0/16 v4 | RPKI valid | 43 | 380012907 | 2026-09-18 |
| 133.38.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.39.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.44.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.45.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.46.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.46.248.0/21 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.48.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.49.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.52.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.54.0.0/18 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.54.64.0/21 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.54.76.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.54.77.0/24 v4 | no ROA | 41 | 380012907 | 2026-09-18 |
| 133.54.78.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.54.80.0/20 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.54.96.0/19 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.54.128.0/17 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.55.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.57.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.58.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.60.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.62.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.63.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.65.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.68.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.72.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.73.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.74.0.0/16 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.74.192.0/18 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.77.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.78.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.81.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.82.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.83.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.84.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.85.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.86.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.86.207.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.86.208.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.86.246.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.86.247.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.86.248.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.86.250.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.88.224.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.88.225.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.88.226.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 133.89.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.94.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.95.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.96.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.98.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.99.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.102.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.103.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.104.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.106.0.0/21 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.187.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 133.220.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 134.160.186.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 134.160.187.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 134.160.188.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 134.160.189.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 136.187.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 144.213.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 147.157.0.0/17 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 147.157.85.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 147.157.128.0/17 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.7.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.7.28.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 150.7.250.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 150.9.254.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 150.12.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.15.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.22.0.0/22 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 150.42.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.43.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.46.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.46.0.0/17 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.46.128.0/17 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.54.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.59.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.69.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.83.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.84.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.86.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.86.248.0/21 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.89.0.0/17 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.89.128.0/17 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.89.160.0/20 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.97.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 150.99.0.0/16 v4 | RPKI valid | 43 | 380012907 | 2026-09-18 |
| 150.100.0.0/16 v4 | RPKI valid | 43 | 380012907 | 2026-09-18 |
| 157.1.0.0/16 v4 | RPKI valid | 42 | 380012907 | 2026-09-18 |
| 157.6.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.7.0.0/19 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.13.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.13.129.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 157.16.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.17.0.0/19 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.19.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.63.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.76.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.80.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.102.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.105.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.111.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.111.0.0/20 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 157.111.16.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 157.114.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 158.203.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 158.208.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 158.210.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 158.215.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.11.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.12.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.15.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.18.2.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.18.100.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.18.128.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.18.136.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.18.148.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.18.216.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.18.220.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.18.224.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.18.225.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.28.8.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.9.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.202.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.204.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.206.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.208.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.212.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.214.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.216.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.218.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.222.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.224.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.226.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.28.228.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.29.0.0/16 v4 | RPKI valid | 43 | 380012907 | 2026-09-18 |
| 160.190.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.193.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.194.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.198.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.202.0.0/21 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.204.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.237.0.0/18 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.237.192.0/18 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.238.1.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.2.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.3.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.4.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.5.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.6.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.7.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.8.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.9.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.10.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.20.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.30.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.32.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.40.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.51.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.56.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.62.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.238.100.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.245.112.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 160.247.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 160.252.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 163.42.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |
| 163.47.1.0/24 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 163.47.2.0/23 v4 | no ROA | 42 | 380012907 | 2026-09-18 |
| 163.51.0.0/16 v4 | no ROA | 43 | 380012907 | 2026-09-18 |