fourrings.jp - robtex.com
fourrings.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 133.18.3.75🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc. | ||||||
| NS | ns1.willnet.ne.jp ⭐ | ||||||
| A | 163.43.103.130🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ns1.willnet.ne.jp | ||||||
| NS | ns2.willnet.ne.jp | ||||||
| A | 133.18.128.93🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc. | ||||||
| MX | mail.fourrings.jp ⭐ | ||||||
| A | 133.18.3.75🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc. | ||||||
| TXT | v=spf1 a mx include:spf01.willnet.ad.jp ~all | ||||||
| SOA | ns1.willnet.ne.jphostmaster@willnet.ne.jp 2019-09-06 #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=1775954702 | ||||||
Subdomains
mail.fourrings.jp |
Same first word
fourrings.com |
fourrings.jp |
DNS History
6 records (4 active, 2 former)
●NSns1.willnet.ne.jp2015-08-19 → 2026-04-12 · 2 obs
● 2026-04-12 01:15:28
●NSns2.willnet.ne.jp2015-08-19 → 2026-04-12 · 2 obs
● 2026-04-12 01:15:28
●MXmail.fourrings.jp2015-08-19 → 2026-04-12 · 2 obs
● 2026-04-12 01:15:28
○A123.108.6.1092015-08-19 → 2016-04-19 · 4 obs
● 2016-04-19 02:59:40
○ 2016-12-14 03:12:34
○ 2026-04-12 01:15:28
○A133.18.3.722016-12-14 → 2017-08-16 · 5 obs
● 2016-12-14 03:12:34
● 2017-08-16 02:22:38
○ 2026-03-04 23:36:10
○ 2026-04-12 01:15:28
●A133.18.3.752026-03-04 → 2026-04-12 · 3 obs
● 2026-03-04 23:36:10
● 2026-04-12 01:15:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| fourrings.jp | ns2.willnet.ne.jp, ns1.willnet.ne.jp | 2 records |
✅ Authoritative Response
Server:163.43.103.130
NS records: ns2.willnet.ne.jp, ns1.willnet.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fourrings.jp (unsigned zone)
⏱️ Timing
Total: 727ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 133.18.3.75 |
| NS | 2 | ns2.willnet.ne.jp, ns1.willnet.ne.jp |
| MX | 2 | mail.fourrings.jp (pri: 0), mail.fourrings.jp (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf01.willnet.ad.jp |
| SOA | 1 | ns1.willnet.ne.jp hostmaster.willnet.ne. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.willnet.ne.jp, ns2.willnet.ne.jp)
Analysis
Hierarchy
fourrings.jp is a parent of mail.fourrings.jp.
IP Addresses
fourrings.jp points to a single IP address: 133.18.3.75.
Other host names, for instance mail.haikibutukanri.com, dec.jcs-net.co.jp, haikibutukanri.com and mail.fourrings.jp share IP numbers with fourrings.jp.
Name Servers
fourrings.jp is delegated to two name servers: ns1.willnet.ne.jp and ns2.willnet.ne.jp.
fourrings.jp uses the same name server setup as other domains, including hydrotech.co.jp, p-lib.jp, takamixland.com, globe.sh and smsys.jp.
fourrings.jp partially shares name servers with other domains, for instance cat.nu, valis-net.com, blueinc.co.jp and is-bright.com.
These name servers are commonly used alongside ns1.dnsserver-jp.net and ns2.dnsserver-jp.net.
Hostnames with a single IP
ns1.willnet.ne.jp resolves to: 163.43.103.130.
ns2.willnet.ne.jp resolves to: 133.18.128.93.
Mail Servers
The mail server for fourrings.jp is mail.fourrings.jp.
Host mail.fourrings.jp points to IP 133.18.3.75.