kosuiso.jp - robtex.com
kosuiso.jp
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=1774848602 | ||||||
MX for
kosuiso.jp |
Same first word
kosuiso.jp |
DNS History
12 records (7 active, 5 former)
○NSns01.precs.jp2015-08-26 → 2016-12-29 · 4 obs
● 2016-12-29 23:14:50
○ 2026-02-24 15:16:18
○ 2026-03-30 05:50:16
○NSns02.precs.jp2015-08-26 → 2016-12-29 · 4 obs
● 2016-12-29 23:14:50
○ 2026-02-24 15:16:18
○ 2026-03-30 05:50:16
●NSns1.xserver.jp2026-02-24 → 2026-03-30 · 3 obs
● 2026-02-24 15:16:18
● 2026-03-30 05:50:16
●NSns2.xserver.jp2026-02-24 → 2026-03-30 · 3 obs
● 2026-02-24 15:16:18
● 2026-03-30 05:50:16
●NSns3.xserver.jp2026-02-24 → 2026-03-30 · 3 obs
● 2026-02-24 15:16:18
● 2026-03-30 05:50:16
●NSns4.xserver.jp2026-02-24 → 2026-03-30 · 3 obs
● 2026-02-24 15:16:18
● 2026-03-30 05:50:16
●NSns5.xserver.jp2026-02-24 → 2026-03-30 · 3 obs
● 2026-02-24 15:16:18
● 2026-03-30 05:50:16
●MXkosuiso.jp2026-02-24 → 2026-03-30 · 3 obs
● 2026-02-24 15:16:18
● 2026-03-30 05:50:16
○MXmail.kosuiso.jp2015-08-26 → 2016-12-29 · 4 obs
● 2016-12-29 23:14:50
○ 2026-02-24 15:16:18
○ 2026-03-30 05:50:16
●A183.181.98.952026-02-24 → 2026-03-30 · 3 obs
● 2026-02-24 15:16:18
● 2026-03-30 05:50:16
○A202.214.251.1552016-05-30 → 2016-12-29 · 5 obs
● 2016-05-30 05:25:16
● 2016-12-29 23:14:50
○ 2026-02-24 15:16:18
○ 2026-03-30 05:50:16
○A202.232.69.902015-08-26 → 2016-02-16 · 4 obs
● 2016-02-16 10:31:56
○ 2016-05-30 05:25:16
○ 2026-03-30 05:50:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| kosuiso.jp | ns4.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns3.xserver.jp... | 11 records |
✅ Authoritative Response
Server:202.226.36.247
NS records: ns4.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns1.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kosuiso.jp (unsigned zone)
⏱️ Timing
Total: 844ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.181.98.95 |
| NS | 5 | ns1.xserver.jp, ns2.xserver.jp... |
| MX | 1 | kosuiso.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv6094.xserver.jp +a:kosuiso.j |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)
Analysis
Mail Server Role
For kosuiso.jp, the mail server is kosuiso.jp.
IP Addresses
kosuiso.jp resolves to one IP number: 183.181.98.95.
other host names including bonsai-h.com, sv6094.xserver.jp, www.k-nihondo.jp, www.tableland.co.jp and witham-cars.com share IP numbers with kosuiso.jp.
Name Servers
kosuiso.jp is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
kosuiso.jp at least partially shares name servers with other domains, for instance srb.jp, wahs.jp, kawamuraunsouten.com, testpanel.co.jp and jja.ne.jp.
Host names with three IP numbers:
ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246; ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247; ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names with one IP number:
ns2.xserver.jp points to: 35.72.43.26; ns3.xserver.jp points to: 202.226.36.247.
Mail Servers
kosuiso.jp is served by a single mail server, kosuiso.jp.
kosuiso.jp resolves to IP 183.181.98.95.