joshilabo.com - robtex.com

joshilabo.com

DNSSEC⚠️ Not signed
A183.90.238.73🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
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
PTRns2.xserver.jp
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
MXjoshilabo.com
A183.90.238.73🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
TXTv=spf1 +a:sv2328.xserver.jp +a:joshilabo.com +mx include:spf.sender.xserver.j...
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

com

MX for

Subdomains

Same first word

DNS History

8 records (7 active, 1 former)

201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXjoshilabo.comA183.90.238.73183.90.238.29
NSns1.xserver.jp2017-09-28 → 2026-08-13 · 2 obs
● 2017-09-28 09:28:04
● 2026-08-13 23:00:12
NSns2.xserver.jp2017-09-28 → 2026-08-13 · 2 obs
● 2017-09-28 09:28:04
● 2026-08-13 23:00:12
NSns3.xserver.jp2017-09-28 → 2026-08-13 · 2 obs
● 2017-09-28 09:28:04
● 2026-08-13 23:00:12
NSns4.xserver.jp2017-09-28 → 2026-08-13 · 2 obs
● 2017-09-28 09:28:04
● 2026-08-13 23:00:12
NSns5.xserver.jp2017-09-28 → 2026-08-13 · 2 obs
● 2017-09-28 09:28:04
● 2026-08-13 23:00:12
MXjoshilabo.com2017-09-28 → 2026-08-13 · 2 obs
● 2017-09-28 09:28:04
● 2026-08-13 23:00:12
A183.90.238.292017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 09:28:04
○ 2026-03-12 23:28:42
○ 2026-08-13 23:00:12
A183.90.238.732026-03-12 → 2026-08-13 · 3 obs
○ 2017-09-28 09:28:04
● 2026-03-12 23:28:42
● 2026-08-13 23:00:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...-
joshilabo.comns1.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 joshilabo.com (unsigned zone)

⏱️ Timing

Total: 1757ms | Queries: -

📄 Records

TypeCountSample Data
A1183.90.238.73
NS5ns2.xserver.jp, ns4.xserver.jp...
MX1joshilabo.com (pri: 0)
TXT1v=spf1 +a:sv2328.xserver.jp +a:joshilabo
SOA1ns1.xserver.jp root.sv0.xserver.jp

Analysis

Hierarchy

www.joshilabo.com is a subdomain of joshilabo.com.

Mail Server Role

joshilabo.com serves as a mail server for joshilabo.com.

IP Addresses

joshilabo.com has exactly one IP address — 183.90.238.73.

mail.hikaku-mizu.com, www.water-navi.com, mail.mizu-kanto.com plus two other host names have IP numbers in common with joshilabo.com.

Name Servers

Five name servers handle delegation for joshilabo.com: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

The name servers of joshilabo.com overlap at least partially with those of other domains — among them urawa.org, otokomeshi.info, madisonpaige-photography.com and two more.

These name servers commonly appear alongside the name servers ns4.xserver.jp and ns5.xserver.jp.

Host names carrying three IP numbers:

The hostname ns1.xserver.jp directs to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

The hostname ns4.xserver.jp directs to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

The hostname ns5.xserver.jp directs to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names resolving to a single IP address:

ns2.xserver.jp has the IP address 35.72.43.26.

ns3.xserver.jp has the IP address 202.226.36.247.

Mail Servers

joshilabo.com uses exactly one mail server, which is joshilabo.com.

joshilabo.com directs to just one IP number, 183.90.238.73.