ext.jp - dns.ninja

ext.jp

DNSSEC⚠️ Not signed
A59.106.113.133🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
NSns1.4stars.jp ⭐
A59.106.113.131🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
NSns2.4stars.jp
A59.106.113.132🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
MXmail.ext.jp ⭐
A59.106.113.133🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
SOAns1.4stars.jpadmin@4stars.jp serial=1785828081

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=1786242603

Subdomains

mail.ext.jp

Same first word

ext.studio
ext.si
ext.in
ext.pics
ext.lt
ext.com
ext.cn
ext.com.br
ext.red
ext.eu
ext.dk
ext.mobi
ext.com.pl
ext.domains
ext.su
ext.co
ext.earth
ext.dev
ext.is
ext.net.in
ext.be
ext.rocks
ext.ch
ext.md
ext.re
ext.nl
ext.tw
ext.se
ext.fi
ext.my
ext.cc
ext.az
ext.bio
ext.site
ext.es
ext.spb.ru
ext.tech
ext.media
ext.pl
ext.to
ext.jp
ext.im
ext.no
ext.poker
ext.co.za
ext.goog
ext.awsapps.com
ext.ru
ext.io
ext.me
ext.lv
ext.services
ext.co.il
ext.net
ext.hu
ext.ad
ext.com.cy
ext.cz
ext.net.br
ext.icu
ext.ro
ext.at
ext.ne.jp
ext.fox
ext.tools
ext.dedyn.io
ext.co.in
ext.by
ext.cl
ext.de
ext.vn
ext.gr
ext.it
ext.tv
ext.org
ext.guru
ext.politie
ext.as
ext.systems
ext.lol
ext.al

Similar names

tex.red
etx.jp
tex.cn
tex.li
tex.no
tex.org.uk
xte.dk
tex.media
tex.vn
xte.cz
etx.su
xet.fr
tex.(0x736578)
etx.no
txe.nl
etx.net.pl
tex.tips
tex.co
tex.studio
etx.cl
etx.at
tex.co.za
tex.pt
tex.nl
tex.pro.br
xet.uz
etx.xyz
etx.by
tex.st
tex.pl
tex.group
tex.is
tex.cl
xte.com.au
tex.org
xet.co.uk
tex.net
xet.com
etx.com
tex.net.au
xte.co
etx.com.cn
tex.co.jp
tex.kr
xet.co.za
tex.ru
xte.nl
etx.in
txe.jp
xet.mobi
etx.mobi
tex.asia
xte.at
tex.it
tex.com
tex.az
xte.se
txe.ru
txe.co.uk
etx.co.uk
etx.ch
xet.me
tex.org.cn
etx.com.pl
etx.es
txe.cn
xte.ch

DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026NSns1.4stars.jpns2.4stars.jpMXmail.ext.jpA59.106.113.13359.106.83.115
●NSns1.4stars.jp2015-06-08 → 2026-08-09 · 2 obs
● 2015-06-08 18:42:14
● 2026-08-09 02:50:56
●NSns2.4stars.jp2015-06-08 → 2026-08-09 · 2 obs
● 2015-06-08 18:42:14
● 2026-08-09 02:50:56
●MXmail.ext.jp2015-06-08 → 2026-08-09 · 2 obs
● 2015-06-08 18:42:14
● 2026-08-09 02:50:56
●A59.106.113.1332026-02-18 → 2026-08-09 · 3 obs
○ 2021-06-15 21:59:12
● 2026-02-18 21:17:00
● 2026-08-09 02:50:56
○A59.106.83.1152015-06-08 → 2021-06-15 · 4 obs
● 2015-06-08 18:42:14
● 2021-06-15 21:59:12
○ 2026-02-18 21:17:00
○ 2026-08-09 02:50:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jph.dns.jp, b.dns.jp, f.dns.jp, e.dns.jp...-
ext.jpns1.4stars.jp, ns2.4stars.jp-

✅ Authoritative Response

Server:59.106.113.131

NS records: ns1.4stars.jp, ns2.4stars.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ext.jp (unsigned zone)

⏱️ Timing

Total: 1158ms | Queries: -

📄 Records

TypeCountSample Data
A159.106.113.133
NS2ns1.4stars.jp, ns2.4stars.jp
MX1mail.ext.jp (pri: 30)
SOA1ns1.4stars.jp admin.4stars.jp

Analysis

Hierarchy

The domain mail.ext.jp falls under the parent ext.jp.

IP Addresses

ext.jp resolves to one IP address: 59.106.113.133.

4stars.jp, mail.jp-east.com, mail.4stars.jp and two other host names share IP numbers with ext.jp.

Name Servers

ext.jp is delegated to two name servers: ns1.4stars.jp and ns2.4stars.jp.

ext.jp uses the same name servers as several other domains — among them yumipan.com, 2rinkan.com, systy.co.jp and two more.

Each of ns1.4stars.jp and ns2.4stars.jp has one IP address: ns1.4stars.jp uses 59.106.113.131 and ns2.4stars.jp uses 59.106.113.132.

Mail Servers

Mail for ext.jp is handled by a single mail server, mail.ext.jp.

mail.ext.jp resolves to a single IP number: 59.106.113.133.