mail.assert.jp - dns.ninja

mail.assert.jp

DNSSEC⚠️ Not signed
A164.46.91.63🇯🇵 IDC164.46.64.0/18 Frontier Inc.
PTRdog-orange-93263faff3cb9cf6.znlc.jp
MXmail.assert.jp ⭐
A164.46.91.63🇯🇵 IDC164.46.64.0/18 Frontier Inc.
PTRdog-orange-93263faff3cb9cf6.znlc.jp

assert.jp

DNSSEC⚠️ Not signed
A164.46.91.63🇯🇵 IDC164.46.64.0/18 Frontier Inc.
NSns-1817.awsdns-35.co.uk ⭐
NSns-1438.awsdns-51.org
NSns-326.awsdns-40.com
NSns-638.awsdns-15.net
MXmail.assert.jp ⭐
TXTv=spf1 ip4:164.46.91.63 mx ~all
SOAns-1817.awsdns-35.co.ukawsdns-hostmaster@amazon.com serial=1
WOT: SAFE (75/100)
WOT: SAFE (94/100)

MX for

assert.jp
mail.assert.jp

Same first word

mail.ciao.jp
mail.gov.vc
mail.realm.cz
mail.vu
mail.center
mail.fi
mail.kg
mail.mayfirst.org
mail.systems
mail.itigo.jp
mail.cl
mail.vc
mail.babymilk.jp
mail.gov.by
mail.chat
mail.fastvps.host
mail.style
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mail.monster
mail.ngo.za
mail.awsapps.com
mail.biz
mail.gov.lv
mail.jetzt
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mail.ru
mail.myeffect.net
mail.myshopify.com
mail.123hjemmeside.dk
mail.gov.ps
mail.ml
mail.fo
mail.expert
mail.mil.tm
mail.team
mail.com.ru
mail.tn
mail.serveftp.com
mail.by
mail.peewee.jp
mail.virtualuser.de
mail.charity
mail.exchange
mail.live
mail.lk3.ru
mail.com.mk
mail.ap.gov.br
mail.dp.ua
mail.myjino.ru
mail.space
mail.net.ph
mail.rr.gov.br
mail.read-books.org
mail.ilovecollege.info
mail.gmx
mail.info.pl
mail.community
mail.cleaning
mail.bh
mail.site
mail.select
mail.email
mail.blue
mail.tools
mail.sy
mail.li
mail.rw
mail.vision
mail.sk
mail.at
mail.surf
mail.gov.ge
mail.dating
mail.travel
mail.td
mail.nr
mail.nrw
mail.xyz
mail.loginto.me
mail.bio
mail.dk
mail.main.jp
mail.graphics
mail.lc
mail.city
mail.yt
mail.qa
mail.watch
mail.lomo.jp
mail.lu
mail.tel
mail.ws
mail.holiday
mail.zombie.jp
mail.ma
mail.mr
mail.gov.af
mail.hashbang.sh
mail.mil.ru
mail.schwarz
mail.co.uk
mail.net.mk
mail.rj.gov.br
mail.freedesktop.org
mail.direct
mail.yandex
mail.sh.cn
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DNS History

5 records (2 active, 3 former)

20162017201820192020202120222023202420252026MXmail.assert.jpmx1.firstserver.ne.jpmx2.firstserver.ne.jpA164.46.91.63203.145.250.203
●MXmail.assert.jp2015-08-01 → 2026-06-08 · 2 obs
● 2015-08-01 20:44:02
● 2026-06-08 10:17:44
○MXmx1.firstserver.ne.jp2015-08-01 → 2016-12-04 · 4 obs
● 2015-08-01 20:44:02
● 2016-12-04 10:33:10
○ 2026-04-04 03:25:10
○ 2026-06-08 10:17:44
○MXmx2.firstserver.ne.jp2015-08-01 → 2016-12-04 · 4 obs
● 2015-08-01 20:44:02
● 2016-12-04 10:33:10
○ 2026-04-04 03:25:10
○ 2026-06-08 10:17:44
●A164.46.91.632026-04-04 → 2026-06-08 · 3 obs
○ 2016-12-04 10:33:10
● 2026-04-04 03:25:10
● 2026-06-08 10:17:44
○A203.145.250.2032015-08-01 → 2016-12-04 · 4 obs
● 2015-08-01 20:44:02
● 2016-12-04 10:33:10
○ 2026-04-04 03:25:10
○ 2026-06-08 10:17:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
assert.jpns-638.awsdns-15.net, ns-326.awsdns-40.com, ns-1817.awsdns-35.co.uk, ns-1438.awsdns-51.org-

✅ Authoritative Response

Server:205.251.197.158

NS records: ns-638.awsdns-15.net, ns-326.awsdns-40.com, ns-1817.awsdns-35.co.uk, ns-1438.awsdns-51.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for assert.jp (unsigned zone)

⏱️ Timing

Total: 529ms | Queries: -

📄 Records

TypeCountSample Data
A1164.46.91.63
MX1mail.assert.jp (pri: 100)

Analysis

Mail Server Role

Both assert.jp and mail.assert.jp use mail.assert.jp as their mail server.

IP Addresses

mail.assert.jp directs to one IP number, which is 164.46.91.63.

Host names such as assert.jp and dog-orange-93263faff3cb9cf6.znlc.jp share IP numbers with mail.assert.jp.

Mail Servers

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

mail.assert.jp and domains like assert.jp share an identical mail server configuration.

There is one IP number for mail.assert.jp: 164.46.91.63.