tk-01.com - dns.ninja
tk-01.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=1786458364 | ||||||
MX for
tk-01.com |
Same first word
tk-01.com |
DNS History
8 records (7 active, 1 former)
●NSns1.xserver.jp2015-06-01 → 2026-08-11 · 2 obs
● 2026-08-11 14:29:54
●NSns2.xserver.jp2015-06-01 → 2026-08-11 · 2 obs
● 2026-08-11 14:29:54
●NSns3.xserver.jp2015-06-01 → 2026-08-11 · 2 obs
● 2026-08-11 14:29:54
●NSns4.xserver.jp2015-06-01 → 2026-08-11 · 2 obs
● 2026-08-11 14:29:54
●NSns5.xserver.jp2015-06-01 → 2026-08-11 · 2 obs
● 2026-08-11 14:29:54
●MXtk-01.com2015-06-01 → 2026-08-11 · 2 obs
● 2026-08-11 14:29:54
○A210.188.201.1682015-06-01 → 2017-03-20 · 4 obs
● 2017-03-20 18:30:04
○ 2026-02-25 07:18:48
○ 2026-08-11 14:29:54
●A85.131.209.52026-02-25 → 2026-08-11 · 3 obs
● 2026-02-25 07:18:48
● 2026-08-11 14:29:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net... | - |
| tk-01.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.164
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tk-01.com (unsigned zone)
⏱️ Timing
Total: 1137ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.209.5 |
| NS | 5 | ns4.xserver.jp, ns2.xserver.jp... |
| MX | 1 | tk-01.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv16464.xserver.jp +a:tk-01.co |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
tk-01.com acts as its own mail server.
IP Addresses
tk-01.com points to a single IP number: 85.131.209.5.
Additional host names — mc-shareoffice.jp, vega-inc.com, www.mc-shareoffice.jp and two others — share IP numbers with tk-01.com.
Name Servers
Delegation for tk-01.com is to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
At least some of tk-01.com's name servers are shared with other domains, for example fractales.jp, itsg.co.jp, kadi.co.jp and two more.
These name servers tend to be deployed in combination with the name servers ns4.xserver.jp and ns5.xserver.jp.
Host names with three IP numbers:
ns1.xserver.jp has IP addresses 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp has IP addresses 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp has IP addresses 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names pointing to a single IP address:
ns2.xserver.jp directs to 35.72.43.26.
ns3.xserver.jp directs to 202.226.36.247.
Mail Servers
tk-01.com has a single mail server: tk-01.com itself.
tk-01.com has exactly one IP number: 85.131.209.5.