tetsugakudo.jp - robtex.com

tetsugakudo.jp

DNSSEC⚠️ Not signed
A183.181.88.35🇯🇵 XSERVER-AS183.181.88.0/23 XSERVER Inc.
PTRsv8034.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
MXtetsugakudo.jp ⭐
A183.181.88.35🇯🇵 XSERVER-AS183.181.88.0/23 XSERVER Inc.
PTRsv8034.xserver.jp
TXTv=spf1 +a:sv8034.xserver.jp +a:tetsugakudo.jp +mx include:spf.sender.xserver....
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=1778658302
WOT: SAFE (61/100)

MX for

tetsugakudo.jp

Same first word

tetsugakudo.com
tetsugakudo.jp

DNS History

15 records (7 active, 8 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns1.rsshserver.netns1.secure.netns2.rsshserver.netns2.secure.netMXtetsugakudo.jpmx.tetsugakudo.jpA183.181.88.35203.105.82.86210.188.201.10211.13.196.155
○NSns1.rsshserver.net2015-11-19 → 2017-02-06 · 5 obs
○ 2015-06-28 07:21:52
● 2015-11-19 15:47:12
● 2017-02-06 03:23:04
○ 2018-09-05 02:04:06
○ 2026-05-13 07:53:12
○NSns1.secure.net2015-06-28 → 2015-06-28 · 3 obs
● 2015-06-28 07:21:52
○ 2015-11-19 15:47:12
○ 2026-05-13 07:53:12
●NSns1.xserver.jp2018-09-05 → 2026-05-13 · 3 obs
○ 2017-02-06 03:23:04
● 2018-09-05 02:04:06
● 2026-05-13 07:53:12
○NSns2.rsshserver.net2015-11-19 → 2017-02-06 · 5 obs
○ 2015-06-28 07:21:52
● 2015-11-19 15:47:12
● 2017-02-06 03:23:04
○ 2018-09-05 02:04:06
○ 2026-05-13 07:53:12
○NSns2.secure.net2015-06-28 → 2015-06-28 · 3 obs
● 2015-06-28 07:21:52
○ 2015-11-19 15:47:12
○ 2026-05-13 07:53:12
●NSns2.xserver.jp2018-09-05 → 2026-05-13 · 3 obs
○ 2017-02-06 03:23:04
● 2018-09-05 02:04:06
● 2026-05-13 07:53:12
●NSns3.xserver.jp2018-09-05 → 2026-05-13 · 3 obs
○ 2017-02-06 03:23:04
● 2018-09-05 02:04:06
● 2026-05-13 07:53:12
●NSns4.xserver.jp2018-09-05 → 2026-05-13 · 3 obs
○ 2017-02-06 03:23:04
● 2018-09-05 02:04:06
● 2026-05-13 07:53:12
●NSns5.xserver.jp2018-09-05 → 2026-05-13 · 3 obs
○ 2017-02-06 03:23:04
● 2018-09-05 02:04:06
● 2026-05-13 07:53:12
○MXmx.tetsugakudo.jp2015-11-19 → 2017-02-06 · 5 obs
○ 2015-06-28 07:21:52
● 2015-11-19 15:47:12
● 2017-02-06 03:23:04
○ 2018-09-05 02:04:06
○ 2026-05-13 07:53:12
●MXtetsugakudo.jp2015-06-28 → 2026-05-13 · 4 obs
● 2015-06-28 07:21:52
○ 2015-11-19 15:47:12
● 2018-09-05 02:04:06
● 2026-05-13 07:53:12
●A183.181.88.352026-03-07 → 2026-05-13 · 3 obs
○ 2018-09-05 02:04:06
● 2026-03-07 19:01:00
● 2026-05-13 07:53:12
○A203.105.82.862015-06-28 → 2015-06-28 · 3 obs
● 2015-06-28 07:21:52
○ 2015-11-19 15:47:12
○ 2026-05-13 07:53:12
○A210.188.201.102018-09-05 → 2018-09-05 · 4 obs
○ 2017-02-06 03:23:04
● 2018-09-05 02:04:06
○ 2026-03-07 19:01:00
○ 2026-05-13 07:53:12
○A211.13.196.1552015-11-19 → 2017-02-06 · 5 obs
○ 2015-06-28 07:21:52
● 2015-11-19 15:47:12
● 2017-02-06 03:23:04
○ 2018-09-05 02:04:06
○ 2026-05-13 07:53:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, e.dns.jp, g.dns.jp, c.dns.jp...-
tetsugakudo.jpns4.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns3.xserver.jp...11 records

✅ Authoritative Response

Server:183.90.224.226

NS records: ns4.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns1.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tetsugakudo.jp (unsigned zone)

⏱️ Timing

Total: 1126ms | Queries: -

📄 Records

TypeCountSample Data
A1183.181.88.35
NS5ns2.xserver.jp, ns5.xserver.jp...
MX1tetsugakudo.jp (pri: 0)
TXT1v=spf1 +a:sv8034.xserver.jp +a:tetsugaku
SOA1ns1.xserver.jp root.xserver.jp

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)

Analysis

Mail Server Role

tetsugakudo.jp serves as the mail server for tetsugakudo.jp.

IP Addresses

tetsugakudo.jp points to a single IP number: 183.181.88.35.

Other host names, for instance moulinsoustouvent.com, educacionporlapaz.org, soywraps.com, www.educacionporlapaz.org and dreamsv.jp share IP numbers with tetsugakudo.jp.

Name Servers

tetsugakudo.jp is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

tetsugakudo.jp at least partially shares name servers with other domains, for instance shonan-sh.com, maria-mikan.com, hatanaka-dental.com, casbee.com and mittyworld.com.

Host names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247

Host names with one IP number:

ns2.xserver.jp points to: 35.72.43.26

ns3.xserver.jp points to: 202.226.36.247

Mail Servers

A single mail server handles tetsugakudo.jp.

tetsugakudo.jp points to a single IP: 183.181.88.35.