k-kotani.com - robtex.com
k-kotani.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777226471 | ||||||
MX for
k-kotani.com |
Subdomains
mail.k-kotani.com |
Same first word
k-kotani.com |
Similar names
DNS History
8 records (7 active, 1 former)
●NSns1.xserver.jp2015-07-09 → 2026-04-26 · 2 obs
● 2026-04-26 18:03:32
●NSns2.xserver.jp2015-07-09 → 2026-04-26 · 2 obs
● 2026-04-26 18:03:32
●NSns3.xserver.jp2015-07-09 → 2026-04-26 · 2 obs
● 2026-04-26 18:03:32
●NSns4.xserver.jp2015-07-09 → 2026-04-26 · 2 obs
● 2026-04-26 18:03:32
●NSns5.xserver.jp2015-07-09 → 2026-04-26 · 2 obs
● 2026-04-26 18:03:32
●MXk-kotani.com2015-07-09 → 2026-04-26 · 2 obs
● 2026-04-26 18:03:32
●A202.226.37.1492026-03-01 → 2026-04-26 · 3 obs
● 2026-03-01 06:07:06
● 2026-04-26 18:03:32
○A210.188.201.1492015-07-09 → 2017-04-24 · 4 obs
● 2017-04-24 01:35:20
○ 2026-03-01 06:07:06
○ 2026-04-26 18:03:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net... | - |
| k-kotani.com | ns1.xserver.jp, ns2.xserver.jp | - |
✅ Authoritative Response
Server:202.226.36.164
NS records: ns1.xserver.jp, ns2.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for k-kotani.com (unsigned zone)
⏱️ Timing
Total: 981ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.226.37.149 |
| NS | 5 | ns4.xserver.jp, ns5.xserver.jp... |
| MX | 1 | k-kotani.com (pri: 0) |
| TXT | 2 | google-site-verification=ARQ4DRI_Dz5emCW, v=spf1 +a:sv129.xserver.jp +a:k-kotani.c |
| SOA | 1 | ns1.xserver.jp root.sv0.xserver.jp |
Analysis
Hierarchy
mail.k-kotani.com is a child of k-kotani.com.
Mail Server Role
k-kotani.com serves as the mail server for k-kotani.com.
IP Addresses
k-kotani.com resolves to one IP number: 202.226.37.149.
Other host names, for instance sesami.co.jp, www.adsozai.com, mail.onevision-mc.net, ohmeotsu.jp and mit-research.com share IP numbers with k-kotani.com.
Name Servers
k-kotani.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
k-kotani.com at least partially shares name servers with other domains, including bta-gd.com, fc-chuo-yakuri-lab.co.jp, kantogolf.co.jp, karma-marka.org and kousyoku.com.
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
k-kotani.com is handled by a single mail server, k-kotani.com.
Host name k-kotani.com resolves to a single IP: 202.226.37.149.