AS4725 SoftBank Corp. 🇯🇵 JP
Announcing 137 prefixes, seen at the RIS collectors.
IPv4 prefixes
136
1,931,776 (7,546 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
10
transit customers observed
Customer cone
11
ASes reachable through it
Registry and operator data
- AS number
- AS4725
- Name
- SoftBank Corp.
- Organisation
- Softbank Corp. (former Japan Telecom)
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 1995-08-30
- Network type
- NSP
- Traffic levels
- 200-300Gbps
- Scope
- Global
- Peering policy
- Restrictive
- IRR as-set
- RADB::AS-JAPAN-TELECOM RADB::AS-ODN-V6
- Website
- http://www.softbank.jp/en/
- PeeringDB
- net/248
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS2914 NTT America, Inc. | 🇺🇸 US | 58,485 | 1,623 | 258 | CAIDA |
| AS17676 SoftBank Corp. | 🇯🇵 JP | 28,308 | 482 | 6,751 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
No peers observed at the collectors.
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS17505 SoftBank Corp. | 🇯🇵 JP | 0 | 20 | 510 | CAIDA |
| AS7514 Computer Engineering & Consulting, Ltd. | 🇯🇵 JP | 0 | 22 | 372 | CAIDA |
| AS23795 Fitec Corp. | 🇯🇵 JP | 0 | 6 | 126 | CAIDA |
| AS59121 Asahi Kasei Networks Corporation | 🇯🇵 JP | 0 | 3 | 81 | CAIDA |
| AS17509 STARNET Co.,Ltd. | 🇯🇵 JP | 0 | 3 | 75 | CAIDA |
| AS137269 Novartis Singapore Pte Ltd | 🇸🇬 SG | 0 | 1 | 35 | CAIDA |
| AS59116 AIG Technologies KK | 🇯🇵 JP | 0 | 12 | 22 | CAIDA |
| AS137008 1120 Shimokuzawa Chuo-ku Sagamihara-shi Kanagawa-ken | 🇯🇵 JP | 0 | 1 | 21 | CAIDA |
| AS131989 PFU LIMITED | 🇯🇵 JP | 0 | 1 | 19 | CAIDA |
| AS37888 HORIBA, Ltd. | 🇯🇵 JP | 0 | 3 | 3 | CAIDA |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.