worknotes.jp - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

worknotes.jp

DNSSEC⚠️ Not signed
A162.43.121.199🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14398.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.
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.
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
MXworknotes.jp ⭐
A162.43.121.199🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14398.xserver.jp
TXTv=spf1 +a:sv14398.xserver.jp +a:worknotes.jp +mx include:spf.sender.xserver.j...
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=1789641002

MX for

worknotes.jp

Same first word

worknotes.kr
worknotes.eu.org
worknotes.ai
worknotes.net
worknotes.io
worknotes.co
worknotes.co.uk
worknotes.blog
worknotes.pages.dev
worknotes.org
worknotes.cc
worknotes.jp
worknotes.online
worknotes.com
worknotes.ru
worknotes.xyz
worknotes.de

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Previous names

workmanagement.jp
workmargin.jp
workmarket.jp
workmatch.jp
workmate-job.jp
workmateai.jp
workmedi.jp
workmeister.jp
workmill.jp
workmiracle.jp
workn.jp
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worknavi.jp
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worknest-lab.jp
worknet-mirai.jp
worknews.jp
worknext.jp
worknihongo.jp
worknote.jp

Next names

worknow.jp
workom.jp
workon.jp
workone.jp
workonnet.jp
workout-fc.jp
workout-if.jp
workout.jp
workoutcommunity.jp
workoutdiet.jp
workoutgolf.jp
workoutnavi.jp
workoutreds.jp
workoutstudiogoald.jp
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DNS History

7 records (7 active, 0 former)

NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXworknotes.jpA162.43.121.199
●NSns1.xserver.jp2026-09-05 → 2026-09-17 · 2 obs
● 2026-09-05 20:29:40
● 2026-09-17 11:21:24
●NSns2.xserver.jp2026-09-05 → 2026-09-17 · 2 obs
● 2026-09-05 20:29:40
● 2026-09-17 11:21:24
●NSns3.xserver.jp2026-09-05 → 2026-09-17 · 2 obs
● 2026-09-05 20:29:40
● 2026-09-17 11:21:24
●NSns4.xserver.jp2026-09-05 → 2026-09-17 · 2 obs
● 2026-09-05 20:29:40
● 2026-09-17 11:21:24
●NSns5.xserver.jp2026-09-05 → 2026-09-17 · 2 obs
● 2026-09-05 20:29:40
● 2026-09-17 11:21:24
●MXworknotes.jp2026-09-05 → 2026-09-17 · 2 obs
● 2026-09-05 20:29:40
● 2026-09-17 11:21:24
●A162.43.121.1992026-09-05 → 2026-09-17 · 2 obs
● 2026-09-05 20:29:40
● 2026-09-17 11:21:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, d.dns.jp, a.dns.jp, f.dns.jp...-
worknotes.jpns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...11 records

✅ 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 worknotes.jp (unsigned zone)

⏱️ Timing

Total: 1123ms | Queries: -

📄 Records

TypeCountSample Data
A1162.43.121.199
NS5ns3.xserver.jp, ns1.xserver.jp...
MX1worknotes.jp (pri: 0)
TXT1v=spf1 +a:sv14398.xserver.jp +a:worknote
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

worknotes.jp is listed as a mail server for itself.

IP Addresses

worknotes.jp resolves to one IP address: 162.43.121.199.

reachill.jp, otasuke-110.com, hmis-nihontei.jp and two other host names share IP numbers with worknotes.jp.

Name Servers

worknotes.jp has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

There is at least partial name server overlap between worknotes.jp and other domains — kryna.jp, ranze9.com, xn--vsq38z6bx94c4ncr49c.com and two more among them.

These name servers frequently co-occur with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hostnames that resolve to three IP addresses:

ns1.xserver.jp maps to three IP addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp maps to three IP addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp maps to three IP addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts with just one IP address:

ns2.xserver.jp resolves to the IP address 35.72.43.26.

ns3.xserver.jp resolves to the IP address 202.226.36.247.

Mail Servers

Mail for worknotes.jp is handled by one mail server — worknotes.jp.

worknotes.jp resolves to 162.43.121.199 and no other IP number.