koo-lab.com - robtex.com

koo-lab.com

DNSSEC⚠️ Not signed
A202.210.8.84🇯🇵 XSERVER-AS202.210.8.0/24 XSERVER Inc.
PTRsv10563.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
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
MXkoo-lab.com
A202.210.8.84🇯🇵 XSERVER-AS202.210.8.0/24 XSERVER Inc.
PTRsv10563.xserver.jp
TXTgoogle-site-verification=yGuWbZmFkqmGx3XBo4KkQAMU1IyYA-JBepHut6vYsNI
TXTv=spf1 +a:sv10563.xserver.jp +a:koo-lab.com +mx include:spf.sender.xserver.jp...
SOAns1.xserver.jproot@xserver.jp serial=0

com

MX for

Same first word

Similar names

DNS History

10 records (7 active, 3 former)

201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns1.renewyourname.netns2.renewyourname.netMXkoo-lab.comA202.210.8.8469.64.147.28
NSns1.renewyourname.net2017-12-17 → 2017-12-17 · 3 obs
● 2017-12-17 18:25:24
○ 2026-02-24 02:58:20
○ 2026-08-11 04:27:10
NSns1.xserver.jp2026-02-24 → 2026-08-11 · 3 obs
○ 2017-12-17 18:25:24
● 2026-02-24 02:58:20
● 2026-08-11 04:27:10
NSns2.renewyourname.net2017-12-17 → 2017-12-17 · 3 obs
● 2017-12-17 18:25:24
○ 2026-02-24 02:58:20
○ 2026-08-11 04:27:10
NSns2.xserver.jp2026-02-24 → 2026-08-11 · 3 obs
○ 2017-12-17 18:25:24
● 2026-02-24 02:58:20
● 2026-08-11 04:27:10
NSns3.xserver.jp2026-02-24 → 2026-08-11 · 3 obs
○ 2017-12-17 18:25:24
● 2026-02-24 02:58:20
● 2026-08-11 04:27:10
NSns4.xserver.jp2026-02-24 → 2026-08-11 · 3 obs
○ 2017-12-17 18:25:24
● 2026-02-24 02:58:20
● 2026-08-11 04:27:10
NSns5.xserver.jp2026-02-24 → 2026-08-11 · 3 obs
○ 2017-12-17 18:25:24
● 2026-02-24 02:58:20
● 2026-08-11 04:27:10
MXkoo-lab.com2026-02-24 → 2026-08-11 · 2 obs
● 2026-02-24 02:58:20
● 2026-08-11 04:27:10
A202.210.8.842026-02-24 → 2026-08-11 · 3 obs
○ 2017-12-17 18:25:24
● 2026-02-24 02:58:20
● 2026-08-11 04:27:10
A69.64.147.282017-12-17 → 2017-12-17 · 3 obs
● 2017-12-17 18:25:24
○ 2026-02-24 02:58:20
○ 2026-08-11 04:27:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
koo-lab.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:202.226.36.170

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 koo-lab.com (unsigned zone)

⏱️ Timing

Total: 1147ms | Queries: -

📄 Records

TypeCountSample Data
A1202.210.8.84
NS5ns1.xserver.jp, ns5.xserver.jp...
MX1koo-lab.com (pri: 0)
TXT2v=spf1 +a:sv10563.xserver.jp +a:koo-lab., google-site-verification=yGuWbZmFkqmGx3X
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Mail Server Role

koo-lab.com serves as a mail server for koo-lab.com.

IP Addresses

koo-lab.com has exactly one IP address — 202.210.8.84.

kimmado.xsrv.jp, sht-hyogo.jp, tanosan.net plus two other host names have IP numbers in common with koo-lab.com.

Name Servers

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

The name servers of koo-lab.com overlap at least partially with those of other domains — among them zentsuji.com, actor-fan.com, dancing-doctor.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:

ns1.xserver.jp resolves to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves 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 resolves to 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

koo-lab.com uses exactly one mail server, which is koo-lab.com.

koo-lab.com points to one IP number — 202.210.8.84.