study.jp - dns.ninja

`study.jp`

DNSSEC	⚠️ Not signed
A	211.14.6.76^{🇯🇵 BBTOWER211.14.0.0/21 -BLK}
NS	`ns01.pitserv.jp` ⭐
		A	13.71.140.116^{🇯🇵 Microsoft13.64.0.0/11 MICROSOFT}
			PTR	`ns01.pitserv.jp`
NS	`ns02.pitserv.jp`
		A	210.129.48.31^{🇯🇵 IDC210.129.48.0/20 Frontier Inc.}
			PTR	`ns02.pitserv.jp`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	2607:f8b0:4004:c27::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
		A	172.253.139.27^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
TXT	`_oave6tsqms2azmzg7552xjfxjs55e6s`
TXT	`4deoff0803qrkj40o3dqdrnhsr`
TXT	`v=spf1 +ip4:202.144.230.45 +ip4:211.14.6.76 +ip4:117.55.209.128/27 +ip4:114.3...`
SOA	`ns01.pitserv.jp`root@pitserv.jp 2026-06-09 #1

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1781655302

rank #468569 globally
rank #8944 in the tld
📈 Tranco rank: #161,652

Subdomains

decous.study.jp

deli4-admin.study.jp

cw.study.jp

team-gp.study.jp

trans-cosmos.study.jp

ytl-tohan.study.jp

hokenfukushi.study.jp

mail.study.jp

jrc.study.jp

seitoku-u.study.jp

curves.study.jp

mrportal.study.jp

www.study.jp

work-academy.study.jp

jmam.study.jp

link-academy.study.jp

2000gs-sr101.study.jp

tsujicho.study.jp

blog.study.jp

ul.study.jp

navi-school.study.jp

ctc-g.study.jp

pad.study.jp

vp-pd.study.jp

yakuzemi.study.jp

sbi-u.study.jp

pd.study.jp

sanko.study.jp

soka.study.jp

tecs.study.jp

yg.study.jp

dena-user.study.jp

Same first word

study.su

study.academy

study.mobi

study.group

study.ly

study.uz

study.cz

study.skin

study.center

study.cash

study.cheap

study.to

study.co.il

study.by

study.com.mx

study.gr

study.at

study.mn

study.kiev.ua

study.support

study.fi

study.credit

study.church

study.land

study.world

study.es

study.ir

study.edu.ge

study.net

study.team

study.cafe

study.vic.gov.au

study.com.pk

study.sk

study.monash

study.ca

study.ac.id

study.help

study.tj

study.technology

study.beauty

study.tube

study.guide

study.id

study.ltd

study.black

study.cat

study.us

study.org

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study.nl

study.dk

study.tours

study.kz

study.com.pl

study.de

study.edu.vn

study.uk.net

study.company

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study.place

study.ua

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study.gov.pl

study.foundation

study.eu

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study.ie

study.com

study.mba

study.engineering

study.se

study.go.kr

study.computer

study.ru

study.loans

study.tools

study.matrix.jp

study.brussels

study.it

study.gr.jp

study.travel

study

study.mx

study.in.th

study.direct

study.zone

study.jp

study.co.jp

study.cm

study.kg

study.tw

study.run

study.co

study.biz

study.in

study.bible

study.ne.jp

study.blue

study.express

study.be

study.co.uk

study.today

study.ne.kr

study.no

study.new

study.bet

study.life

study.training

study.boats

study.lv

Similar names

dstuy.com

dusty.co.uk

dusty.it

dusty.kasserver.com

dusty.com.br

tudsy.com

tydus.org

dusty.tech

yduts.com

stydu.ru

tudsy.online

tydus.it

dusty.dyndns.org

dusty.ca

dusty.co

sduty.com

tydus.net

duyts.nl

dusty.org

dusty.codes

dutys.com

duyts.amsterdam

dusty.se

dusty.cz

dusty.readthedocs.io

dusty.gr

dusty.no

dusty.page

stduy.com

dusty.wtf

DNS History

10 records (4 active, 6 former)

○NSnameserver3.kvh.ne.jp2015-06-05 → 2016-09-28 · 5 obs

○ 2008-11-02 19:48:26
● 2015-06-05 22:25:04
● 2016-09-28 20:36:38
○ 2026-02-18 22:09:56
○ 2026-06-17 00:53:58

●NSns01.pitserv.jp2026-02-18 → 2026-06-17 · 3 obs

○ 2016-09-28 20:36:38
● 2026-02-18 22:09:56
● 2026-06-17 00:53:58

●NSns02.pitserv.jp2026-02-18 → 2026-06-17 · 3 obs

○ 2016-09-28 20:36:38
● 2026-02-18 22:09:56
● 2026-06-17 00:53:58

○NSns1.hi-nb.net2008-11-02 → 2008-11-02 · 3 obs

● 2008-11-02 19:48:26
○ 2015-06-05 22:25:04
○ 2026-06-17 00:53:58

○NSns1.study.ne.jp2015-06-05 → 2016-09-28 · 5 obs

○ 2008-11-02 19:48:26
● 2015-06-05 22:25:04
● 2016-09-28 20:36:38
○ 2026-02-18 22:09:56
○ 2026-06-17 00:53:58

○NSns2.hi-nb.net2008-11-02 → 2008-11-02 · 3 obs

● 2008-11-02 19:48:26
○ 2015-06-05 22:25:04
○ 2026-06-17 00:53:58

○MXmail.study.ne.jp2015-06-05 → 2016-09-28 · 5 obs

○ 2008-11-02 19:48:26
● 2015-06-05 22:25:04
● 2016-09-28 20:36:38
○ 2026-02-18 22:09:56
○ 2026-06-17 00:53:58

○MXmx.digital-knowledge.co.jp2008-11-02 → 2008-11-02 · 3 obs

● 2008-11-02 19:48:26
○ 2015-06-05 22:25:04
○ 2026-06-17 00:53:58

●MXsmtp.google.com2026-02-18 → 2026-06-17 · 3 obs

○ 2016-09-28 20:36:38
● 2026-02-18 22:09:56
● 2026-06-17 00:53:58

●A211.14.6.762008-11-02 → 2026-06-17 · 2 obs

● 2008-11-02 19:48:26
● 2026-06-17 00:53:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
study.jp	ns01.pitserv.jp, ns02.pitserv.jp	2 records

✅ Authoritative Response

Server:210.129.48.31

NS records: ns01.pitserv.jp, ns02.pitserv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study.jp (unsigned zone)

⏱️ Timing

Total: 1024ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.14.6.76`
NS	2	`ns02.pitserv.jp, ns01.pitserv.jp`
MX	1	`SMTP.GOOGLE.COM (pri: 1)`
TXT	3	`_oave6tsqms2azmzg7552xjfxjs55e6s, 4deoff0803qrkj40o3dqdrnhsr...`
SOA	1	`ns01.pitserv.jp root.pitserv.jp`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns01.pitserv.jp, ns02.pitserv.jp)

Analysis

Hierarchy

decous.study.jp, deli4-admin.study.jp, cw.study.jp, team-gp.study.jp, trans-cosmos.study.jp and a few other host names are all children of study.jp.

IP Addresses

study.jp has exactly one IP address — 211.14.6.76.

2000gs-sr101.digital-knowledge.co.jp and 2000gs-sr101.study.jp are among other host names that share IP numbers with study.jp.

Name Servers

The NS records for study.jp delegate to ns01.pitserv.jp and ns02.pitserv.jp.

The name server configuration of study.jp is shared with other domains, for instance fjnext.com, kyosai-sp.jp, sonicpowered.ne.jp and two others.

The name servers of study.jp overlap at least partially with those of other domains — among them yanakas.com, heart-intl.co.jp, lns1.la-j.com and two more.

These name servers commonly appear in combination with the name servers ns.pitserv.jp.

Both ns01.pitserv.jp and ns02.pitserv.jp have a single IP address each — ns01.pitserv.jp resolves to 13.71.140.116 while ns02.pitserv.jp resolves to 210.129.48.31.

Mail Servers

study.jp uses one mail server — smtp.google.com.

The mail server setup of study.jp matches that of other domains such as 981thelake.com, cooperyounggardenclub.org, expressdata.dk and two others.

At least some of the mail servers used by study.jp are shared with other domains: lamarck.adv.br, bmask.com, sewingtheseeds.org and two others among them.

smtp.google.com has 9 IP addresses: 64.233.180.26, 142.251.179.26, 142.251.179.27 plus 6 more.