linuxlab.jp - robtex.com
linuxlab.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=1793213103 | ||||||
MX for
linuxlab.jp |
Same first word
Similar names
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns1.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-28 20:43:28
●NSns2.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-28 20:43:28
●NSns3.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-28 20:43:28
●NSns4.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-28 20:43:28
●NSns5.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-28 20:43:28
●MXlinuxlab.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-28 20:43:28
●A183.90.242.262026-10-11 → 2026-10-28 · 2 obs
● 2026-10-28 20:43:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| linuxlab.jp | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | 11 records |
✅ Authoritative Response
Server:183.90.224.226
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 linuxlab.jp (unsigned zone)
⏱️ Timing
Total: 1409ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.242.26 |
| NS | 5 | ns2.xserver.jp, ns5.xserver.jp... |
| MX | 1 | linuxlab.jp (pri: 0) |
| TXT | 2 | google-site-verification=FyJwUeFEVkbCvqh, v=spf1 +a:sv2125.xserver.jp +a:linuxlab. |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)
Analysis
Mail Server Role
The MX record for linuxlab.jp points back to linuxlab.jp — it is its own mail server.
IP Addresses
linuxlab.jp directs to one IP number, which is 183.90.242.26.
Among the host names that share IP numbers with linuxlab.jp are www.coolish-dance.jp, segawa-s.com, ksnoki.org and two others.
Name Servers
The authoritative name servers for linuxlab.jp are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
linuxlab.jp partially shares its NS delegation with several other domains, including studio-brandnew-lp.com, oncly.co.jp, mestrc-recruit.com and two others.
These name servers are regularly seen alongside ns4.xserver.jp and ns5.xserver.jp as name servers.
Hosts with three IP address records:
ns1.xserver.jp resolves to three addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp resolves to three addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp resolves to three addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Hosts that resolve to one IP address:
ns2.xserver.jp points to the IP address 35.72.43.26.
ns3.xserver.jp points to the IP address 202.226.36.247.
Mail Servers
The MX record for linuxlab.jp points to a single mail server: linuxlab.jp.
There is one IP number for linuxlab.jp: 183.90.242.26.