c2-lab.com - robtex.com
c2-lab.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=1777185926 | ||||||
MX for
c2-lab.com |
Same first word
c2-lab.com |
DNS History
7 records (7 active, 0 former)
●NSns1.xserver.jp2026-03-13 → 2026-04-26 · 2 obs
● 2026-04-26 06:57:38
●NSns2.xserver.jp2026-03-13 → 2026-04-26 · 2 obs
● 2026-04-26 06:57:38
●NSns3.xserver.jp2026-03-13 → 2026-04-26 · 2 obs
● 2026-04-26 06:57:38
●NSns4.xserver.jp2026-03-13 → 2026-04-26 · 2 obs
● 2026-04-26 06:57:38
●NSns5.xserver.jp2026-03-13 → 2026-04-26 · 2 obs
● 2026-04-26 06:57:38
●MXc2-lab.com2026-03-13 → 2026-04-26 · 2 obs
● 2026-04-26 06:57:38
●A162.43.117.522026-03-13 → 2026-04-26 · 2 obs
● 2026-04-26 06:57:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net... | - |
| c2-lab.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.247
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 c2-lab.com (unsigned zone)
⏱️ Timing
Total: 1658ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.117.52 |
| NS | 5 | ns5.xserver.jp, ns4.xserver.jp... |
| MX | 1 | c2-lab.com (pri: 0) |
| TXT | 2 | google-site-verification=JCFIuv26rWCN1ch, v=spf1 +a:sv13211.xserver.jp +a:c2-lab.c |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
For c2-lab.com, the mail server is c2-lab.com.
IP Addresses
c2-lab.com resolves to one IP number: 162.43.117.52.
other host names including mail.koyo-youchien.com, nishizukalab.org, ameblo-kouza.com, s-o-r.jp and mizuho-kaigo.com share IP numbers with c2-lab.com.
Name Servers
c2-lab.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
c2-lab.com at least partially shares name servers with other domains, for instance eibiznavi.com, kellch.com, maoujo-anime.com, kinken.biz and live-publishing.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
c2-lab.com is served by a single mail server, c2-lab.com.
c2-lab.com resolves to IP 162.43.117.52.