`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:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-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	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
TXT	`4deoff0803qrkj40o3dqdrnhsr`
TXT	`_oave6tsqms2azmzg7552xjfxjs55e6s`
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 2026-05-29 #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=1780223403

rank #489962 globally
rank #9300 in the tld
📈 Tranco rank: #160,964

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

study.directory

study.nl

study.dk

study.tours

study.kz

study.com.pl

study.de

study.edu.vn

study.uk.net

study.company

study.lu

study.place

study.ua

study.my

study.gov.pl

study.foundation

study.eu

study.agency

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.space

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
○ 2026-05-31 10:45:42

●NSns01.pitserv.jp2026-02-18 → 2026-05-31 · 3 obs

○ 2016-09-28 20:36:38
● 2026-02-18 22:09:56
● 2026-05-31 10:45:42

●NSns02.pitserv.jp2026-02-18 → 2026-05-31 · 3 obs

○ 2016-09-28 20:36:38
● 2026-02-18 22:09:56
● 2026-05-31 10:45:42

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

● 2008-11-02 19:48:26
○ 2015-06-05 22:25:04
○ 2026-05-31 10:45:42

○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
○ 2026-05-31 10:45:42

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

● 2008-11-02 19:48:26
○ 2015-06-05 22:25:04
○ 2026-05-31 10:45:42

○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
○ 2026-05-31 10:45:42

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

● 2008-11-02 19:48:26
○ 2015-06-05 22:25:04
○ 2026-05-31 10:45:42

●MXsmtp.google.com2026-02-18 → 2026-05-31 · 3 obs

○ 2016-09-28 20:36:38
● 2026-02-18 22:09:56
● 2026-05-31 10:45:42

●A211.14.6.762008-11-02 → 2026-05-31 · 2 obs

● 2008-11-02 19:48:26
● 2026-05-31 10:45:42

🔍 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:13.71.140.116

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study.jp (unsigned zone)

⏱️ Timing

Total: 880ms | 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	`4deoff0803qrkj40o3dqdrnhsr, _oave6tsqms2azmzg7552xjfxjs55e6s...`
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

study.jp is the parent domain of decous.study.jp, deli4-admin.study.jp, cw.study.jp, team-gp.study.jp, trans-cosmos.study.jp and a few other host names.

IP Addresses

study.jp directs to one IP number, which is 211.14.6.76.

Host names such as 2000gs-sr101.digital-knowledge.co.jp and 2000gs-sr101.study.jp share IP numbers with study.jp.

Name Servers

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

study.jp has the same name server delegation as a number of other domains, such as fjnext.com, kyosai-sp.jp, sonicpowered.ne.jp and two more.

study.jp shares at least some of its name servers with other domains, including yanakas.com, heart-intl.co.jp, lns1.la-j.com and two others.

These name servers are frequently seen alongside the name servers ns.pitserv.jp.

ns01.pitserv.jp and ns02.pitserv.jp each resolve to one IP number: ns01.pitserv.jp points to 13.71.140.116 and ns02.pitserv.jp points to 210.129.48.31.

Mail Servers

study.jp routes its mail through a single mail server, smtp.google.com.

study.jp has the same mail server arrangement as a number of other domains, for example 981thelake.com, cooperyounggardenclub.org, expressdata.dk and two more.

study.jp shares at least some of its mail servers with other domains — for example lamarck.adv.br, bmask.com, sewingtheseeds.org and two more.

With 9 IP numbers overall, smtp.google.com directs to 64.233.180.26, 64.233.180.27, 142.251.163.26 and six others.

study.jp - robtex.com

study.jp

jp

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`study.jp`

`jp`