sysa.jp - dns.ninja

sysa.jp

DNSSEC⚠️ Not signed
A162.43.104.125🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14724.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
MXsysa.jp ⭐
A162.43.104.125🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.
PTRsv14724.xserver.jp
TXTv=spf1 +a:sv14724.xserver.jp +a:sysa.jp +mx include:spf.sender.xserver.jp ~all
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=1781100903

MX for

sysa.jp

Subdomains

mail.sysa.jp
mx.sysa.jp
ns.sysa.jp

Same first word

sysa.hu
sysa.com.mx
sysa.com
sysa.us
sysa.org
sysa.io
sysa.de
sysa.co.za
sysa.jp
sysa.ru
sysa.net
sysa.ch

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assy.pro
asys.com.au
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assy.net
yass.us
asys.at
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asys.in
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assy.cn
yssa.me
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asys.mx
yass.org
says.org
says.co.jp
says.de
asys.co.uk
yass.ie
yssa.de
says.es
says.wtf
asys.us
yssa.com
ysas.org
yass.eu
asys.or.at
yssa.org
syas.jp
says.biz
says.com.cn
sasy.nl
assy.info
asys.com.br
yass.computer
asys.org
says.at
asys.digital
yass.ca
syas.net

DNS History

14 records (7 active, 7 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns.sysa.jpns01.ns-itpark.jpns02.ns-itpark.jpMXsysa.jpmail.sysa.jpmx.sysa.jpA162.43.104.125211.1.233.204211.13.204.46
○NSns.sysa.jp2017-02-07 → 2019-12-21 · 5 obs
○ 2016-03-04 12:10:20
● 2017-02-07 01:43:30
● 2019-12-21 00:04:48
○ 2026-04-05 06:43:30
○ 2026-06-10 14:36:00
○NSns01.ns-itpark.jp2015-06-17 → 2016-03-04 · 4 obs
● 2015-06-17 12:22:14
● 2016-03-04 12:10:20
○ 2017-02-07 01:43:30
○ 2026-06-10 14:36:00
○NSns02.ns-itpark.jp2015-06-17 → 2016-03-04 · 4 obs
● 2015-06-17 12:22:14
● 2016-03-04 12:10:20
○ 2017-02-07 01:43:30
○ 2026-06-10 14:36:00
●NSns1.xserver.jp2026-04-05 → 2026-06-10 · 3 obs
○ 2019-12-21 00:04:48
● 2026-04-05 06:43:30
● 2026-06-10 14:36:00
●NSns2.xserver.jp2026-04-05 → 2026-06-10 · 3 obs
○ 2019-12-21 00:04:48
● 2026-04-05 06:43:30
● 2026-06-10 14:36:00
●NSns3.xserver.jp2026-04-05 → 2026-06-10 · 3 obs
○ 2019-12-21 00:04:48
● 2026-04-05 06:43:30
● 2026-06-10 14:36:00
●NSns4.xserver.jp2026-04-05 → 2026-06-10 · 3 obs
○ 2019-12-21 00:04:48
● 2026-04-05 06:43:30
● 2026-06-10 14:36:00
●NSns5.xserver.jp2026-04-05 → 2026-06-10 · 3 obs
○ 2019-12-21 00:04:48
● 2026-04-05 06:43:30
● 2026-06-10 14:36:00
○MXmail.sysa.jp2017-02-07 → 2019-12-21 · 5 obs
○ 2016-03-04 12:10:20
● 2017-02-07 01:43:30
● 2019-12-21 00:04:48
○ 2026-04-05 06:43:30
○ 2026-06-10 14:36:00
○MXmx.sysa.jp2015-06-17 → 2016-03-04 · 4 obs
● 2015-06-17 12:22:14
● 2016-03-04 12:10:20
○ 2017-02-07 01:43:30
○ 2026-06-10 14:36:00
●MXsysa.jp2026-04-05 → 2026-06-10 · 3 obs
○ 2019-12-21 00:04:48
● 2026-04-05 06:43:30
● 2026-06-10 14:36:00
●A162.43.104.1252026-04-05 → 2026-06-10 · 3 obs
○ 2019-12-21 00:04:48
● 2026-04-05 06:43:30
● 2026-06-10 14:36:00
○A211.1.233.2042017-02-07 → 2019-12-21 · 5 obs
○ 2016-03-04 12:10:20
● 2017-02-07 01:43:30
● 2019-12-21 00:04:48
○ 2026-04-05 06:43:30
○ 2026-06-10 14:36:00
○A211.13.204.462015-06-17 → 2016-03-04 · 4 obs
● 2015-06-17 12:22:14
● 2016-03-04 12:10:20
○ 2017-02-07 01:43:30
○ 2026-06-10 14:36:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpg.dns.jp, d.dns.jp, a.dns.jp, c.dns.jp...-
sysa.jpns3.xserver.jp, ns4.xserver.jp, ns1.xserver.jp, ns5.xserver.jp...11 records

✅ Authoritative Response

Server:202.226.36.164

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysa.jp (unsigned zone)

⏱️ Timing

Total: 959ms | Queries: -

📄 Records

TypeCountSample Data
A1162.43.104.125
NS5ns5.xserver.jp, ns1.xserver.jp...
MX1sysa.jp (pri: 0)
TXT1v=spf1 +a:sv14724.xserver.jp +a:sysa.jp
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

Hierarchy

sysa.jp sits above mail.sysa.jp, mx.sysa.jp and ns.sysa.jp in the domain hierarchy.

Mail Server Role

The MX record for sysa.jp points back to sysa.jp — it is its own mail server.

IP Addresses

sysa.jp directs to one IP number, which is 162.43.104.125.

Among the host names that share IP numbers with sysa.jp are ottocast.co.jp, mail.sysa.jp, ohyok.com and two others.

Name Servers

Authority for sysa.jp is spread across 5 name servers; listed: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

There is at least partial name server overlap between sysa.jp and other domains — expnavi.com, toyama-up.com, pablo.jp and two more among them.

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

Hosts with three IP address records:

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 with one IP number:

ns2.xserver.jp resolves to 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

The MX record for sysa.jp points to a single mail server: sysa.jp.

sysa.jp points to one IP number — 162.43.104.125.