f-one.jp - robtex.com
f-one.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.127.81.228🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | 228.81.127.153.static.www8900m.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | f-one.jp ⭐ | ||||||
| A | 153.127.81.228🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | 228.81.127.153.static.www8900m.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www8900m.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2018-01-17 #0 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1774377903 | ||||||
MX for
f-one.jp |
Subdomains
www.f-one.jp |
Same first word
f-one.world |
f-one.eu |
f-one.cc |
f-one.jp |
f-one.ru |
f-one.nl |
f-one.org |
f-one.co.jp |
f-one.pl |
f-one.ch |
f-one.net |
f-one.com |
f-one.no |
f-one.com.au |
Similar names
DNS History
5 records (5 active, 0 former)
●MXf-one.jp2018-06-10 → 2026-03-24 · 2 obs
● 2026-03-24 20:15:00
●A153.127.81.2282018-06-10 → 2026-03-24 · 2 obs
● 2026-03-24 20:15:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, c.dns.jp, f.dns.jp, g.dns.jp... | - |
| f-one.jp | ns2.dns.ne.jp, ns1.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for f-one.jp (unsigned zone)
⏱️ Timing
Total: 546ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.127.81.228 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | f-one.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www8900m.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)
Analysis
Hierarchy
f-one.jp is the parent of www.f-one.jp.
Mail Server Role
For f-one.jp, the mail server is f-one.jp.
IP Addresses
f-one.jp points to a single IP number: 153.127.81.228.
Other host names, for instance f-one.co.jp, www.f-one.jp and 228.81.127.153.static.www8900m.sakura.ne.jp share IP numbers with f-one.jp.
Name Servers
f-one.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
f-one.jp at least partially shares name servers with other domains, for instance global-public-peace.net, hirasawa-s.co.jp, thw.jp, yuzu-soft.jp and globalsedori-complete.com.
Host names with one IP number:
master.dns.ne.jp points to 210.224.172.18.
ns1.dns.ne.jp points to 61.211.236.1.
ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
One mail server handles f-one.jp.
Host name f-one.jp points to IP address 153.127.81.228.