linuxlab.jp - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

linuxlab.jp

DNSSEC⚠️ Not signed
A183.90.242.26🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2125.xserver.jp
NSns1.xserver.jp ⭐
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXlinuxlab.jp ⭐
A183.90.242.26🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.
PTRsv2125.xserver.jp
TXTv=spf1 +a:sv2125.xserver.jp +a:linuxlab.jp +mx include:spf.sender.xserver.jp ...
TXTgoogle-site-verification=FyJwUeFEVkbCvqhed0hpYD-tm4xfE1UsgWuIHb1nL1U
SOAns1.xserver.jproot@xserver.jp serial=0

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1793213103

MX for

Same first word

Similar names

Previous names

Next names

DNS History

7 records (7 active, 0 former)

NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXlinuxlab.jpA183.90.242.26
●NSns1.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-11 04:20:12
● 2026-10-28 20:43:28
●NSns2.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-11 04:20:12
● 2026-10-28 20:43:28
●NSns3.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-11 04:20:12
● 2026-10-28 20:43:28
●NSns4.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-11 04:20:12
● 2026-10-28 20:43:28
●NSns5.xserver.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-11 04:20:12
● 2026-10-28 20:43:28
●MXlinuxlab.jp2026-10-11 → 2026-10-28 · 2 obs
● 2026-10-11 04:20:12
● 2026-10-28 20:43:28
●A183.90.242.262026-10-11 → 2026-10-28 · 2 obs
● 2026-10-11 04:20:12
● 2026-10-28 20:43:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...-
linuxlab.jpns1.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

TypeCountSample Data
A1183.90.242.26
NS5ns2.xserver.jp, ns5.xserver.jp...
MX1linuxlab.jp (pri: 0)
TXT2google-site-verification=FyJwUeFEVkbCvqh, v=spf1 +a:sv2125.xserver.jp +a:linuxlab.
SOA1ns1.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.