`mail.dbfocus.jp`

DNSSEC	⚠️ Not signed
A	54.95.42.203^{🇯🇵 Amazon54.95.0.0/17 EC2 NRT prefix}
		PTR	`ml.dbfocus.jp`

`dbfocus.jp`

	DNSSEC	⚠️ Not signed
	NS	`ns-324.awsdns-40.com` ⭐ ⚠️ Not in parent delegation
	NS	`ns-1376.awsdns-44.org`
	NS	`ns-1745.awsdns-26.co.uk` ⚠️ Not in parent delegation
	NS	`ns-632.awsdns-15.net`
	MX	`ml.dbfocus.jp` ⭐
	TXT	`v=spf1 include:_spf.dbfocus.jp ~all`
	SOA	`ns-324.awsdns-40.com`awsdns-hostmaster@amazon.com serial=1

⚠️ On DNS blocklist: multi, pro, pro.plus, ultimate

Previously MX for

dbfocus.jp

mail.dbfocus.jp

Same first word

mail.ac.me

mail.info.at

mail.nis.za

mail.ltda

mail.mysecuritycamera.org

mail.gov.ua

mail.net.ua

mail.com.au

mail.cat

mail.vin

mail.stripper.jp

mail.tg

mail.ciao.jp

mail.gov.vc

mail.realm.cz

mail.vu

mail.trading

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.camera

mail.fastvps.host

mail.style

mail.altervista.org

mail.monster

mail.awsapps.com

mail.biz

mail.gov.lv

mail.jetzt

mail.kh.ua

mail.ru

mail.myeffect.net

mail.myshopify.com

mail.123hjemmeside.dk

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.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.st

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.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

mail.vacations

mail.my

mail.gov.mz

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ilma.net

mail.coupons

lmia.fr

lima.be

mail.js.org

almi.info

liam.se

imal.es

mail.ch

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lima.cz

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imal.cl

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mail.sh

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mail.gov.bm

alim.net

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amil.lu

mial.com

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mail.babyblue.jp

mail.in-berlin.de

liam.computer

mail.no-ip.biz

mail.host

mail.net.ar

almi.co.il

amil.de

mali.no

mail.management

ilam.fr

mila.gg

ilma.co.jp

mail.qld.gov.au

mail.pm

mail.wf

laim.ch

mail.ltd

mail.com.pe

lima.fr

liam.fr

mila.tv

mail.marketing

mail.velvet.jp

mail.fage

amil.info

mail.coach

aiml.solutions

imal.rs

mail.abbott

mail.weir

mail.wroclaw.pl

amli.de

DNS History

4 records (1 active, 3 former)

○MXmail.dbfocus.jp2015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 21:11:28
○ 2015-12-19 19:29:50
○ 2026-07-29 08:39:06

○A210.145.2.1712015-08-02 → 2017-01-05 · 4 obs

● 2015-08-02 21:11:28
● 2017-01-05 22:06:52
○ 2018-02-21 00:58:36
○ 2026-07-29 08:39:06

○A52.199.50.982018-02-21 → 2018-02-21 · 4 obs

○ 2017-01-05 22:06:52
● 2018-02-21 00:58:36
○ 2026-06-20 02:50:08
○ 2026-07-29 08:39:06

●A54.95.42.2032026-06-20 → 2026-07-29 · 3 obs

○ 2018-02-21 00:58:36
● 2026-06-20 02:50:08
● 2026-07-29 08:39:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	d.dns.jp, a.dns.jp, f.dns.jp, g.dns.jp...	-
dbfocus.jp	ns-1376.awsdns-44.org, ns-632.awsdns-15.net	-

✅ Authoritative Response

Server:205.251.194.120

NS records: ns-1376.awsdns-44.org, ns-632.awsdns-15.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dbfocus.jp (unsigned zone)

⏱️ Timing

Total: 244ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.95.42.203`

Analysis

IP Addresses

mail.dbfocus.jp resolves to just one IP address, 54.95.42.203.

Other host names, such as ml.dbfocus.jp, share IP numbers with mail.dbfocus.jp.

mail.dbfocus.jp - robtex.com

mail.dbfocus.jp

dbfocus.jp