`java.co.jp`

DNSSEC	⚠️ Not signed
NS	`01.dnsv.jp` ⭐
		A	2400:8500:3300::53^{🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.}
			PTR	`01.dnsv.jp`
		A	157.7.32.53^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`01.dnsv.jp`
NS	`02.dnsv.jp`
		A	157.7.33.53^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`02.dnsv.jp`
NS	`03.dnsv.jp`
		A	2400:8500:3000::53^{🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.}
			PTR	`03.dnsv.jp`
		A	157.7.34.53^{🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.}
			PTR	`03.dnsv.jp`
NS	`04.dnsv.jp`
		A	2400:8500:3fff::53^{🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.}
			PTR	`04.dnsv.jp`
		A	157.7.35.53^{🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.}
			PTR	`04.dnsv.jp`
MX	`java-co-jp.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc1a::^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tycp286cu02600.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::2^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tyvp286cu00302.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::3^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tyvp286cu00203.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::1^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os0p286cu01201.inbound.protection.outlook.com`
		A	52.101.124.5^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tyvp286cu00305.inbound.protection.outlook.com`
		A	52.101.124.6^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tyvp286cu00206.inbound.protection.outlook.com`
		A	52.101.157.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os0p286cu01302.inbound.protection.outlook.com`
		A	52.101.157.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os0p286cu01203.inbound.protection.outlook.com`
TXT	`MS=ms67224828`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1656995918

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

Same first word

java.com

java.social

java.ru

java.ro

java.se

java.market

java.com.tw

java.in

java.mx

java.business

java.hu

java.pro

java.dk

java.ee

java.al

java.at

java.nl

java.pt

java.org.ua

java.support

java.io

java.cz

java.vn

java.com.pl

java.security

java.uk

java.promo

java.christmas

java.ai

java.tel

java.email

java.am

java.co.za

java.fr

java.com.sg

java.kr

java.de

java.partners

java.net.id

java.uz

java.hr

java.ws

java.technology

java.im

java.cm

java.co.in

java.com.in

java.no

java.com.cn

java.su

java.be

java.com.co

java.org

java.in.ua

java.co.id

java.com.ua

java.co.jp

java.ge

java.net

java.pl

java.ca

java.eu.com

java.app

java.mn

java.com.mk

java.lt

java.sc

java.blue

java.ps

java.to

java.gg

java.lv

java.cx

java.nu

java.th

java.gr.jp

java.com.vn

java.com.es

java.kim

java.it

java.com.tr

java.eu

java.org.za

java.sa

java

java.mobi

Similar names

aajv.com

vaja.org

aajv.shop

ajva.org

jaav.co.uk

aajv.org

vjaa.cn

avaj.ru

vaja.de

vaja.co

avja.cn

ajva.dk

avaj.de

ajva.by

vaja.com

jvaa.cn

vaja.ru

aajv.fr

vaja.vn

ajav.net

jaav.de

avaj.com

vaja.cz

vaja.ir

vaaj.com

jaav.net

vjaa.org

vjaa.net

ajva.de

vaja.ca

vaaj.us

vaja.us

aajv.cn

ajva.com

vjaa.com

ajva.ru

vaja.nl

DNS History

7 records (5 active, 2 former)

●NS01.dnsv.jp2026-03-24 → 2026-05-10 · 3 obs

○ 2017-07-18 01:22:36
● 2026-03-24 13:32:12
● 2026-05-10 02:47:48

●NS02.dnsv.jp2026-03-24 → 2026-05-10 · 3 obs

○ 2017-07-18 01:22:36
● 2026-03-24 13:32:12
● 2026-05-10 02:47:48

●NS03.dnsv.jp2026-03-24 → 2026-05-10 · 3 obs

○ 2017-07-18 01:22:36
● 2026-03-24 13:32:12
● 2026-05-10 02:47:48

●NS04.dnsv.jp2026-03-24 → 2026-05-10 · 3 obs

○ 2017-07-18 01:22:36
● 2026-03-24 13:32:12
● 2026-05-10 02:47:48

○NSdns01.win-sv.com2015-08-23 → 2017-07-18 · 4 obs

● 2015-08-23 16:41:54
● 2017-07-18 01:22:36
○ 2026-03-24 13:32:12
○ 2026-05-10 02:47:48

○NSdns02.win-sv.com2015-08-23 → 2017-07-18 · 4 obs

● 2015-08-23 16:41:54
● 2017-07-18 01:22:36
○ 2026-03-24 13:32:12
○ 2026-05-10 02:47:48

●MXjava-co-jp.mail.protection.outlook.com2026-03-24 → 2026-05-10 · 2 obs

● 2026-03-24 13:32:12
● 2026-05-10 02:47:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, d.dns.jp, g.dns.jp, a.dns.jp...	-
java.co.jp	03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp	7 records

✅ Authoritative Response

Server:157.7.33.53

NS records: 03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for java.co.jp (unsigned zone)

⏱️ Timing

Total: 826ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`01.dnsv.jp, 02.dnsv.jp...`
MX	1	`java-co-jp.mail.protection.outlook.com (`
TXT	2	`MS=ms67224828, v=spf1 include:spf.protection.outlook.co`
SOA	1	`01.dnsv.jp hostmaster.dnsv.jp`

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp...)

Analysis

Name Servers

java.co.jp is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

java.co.jp at least partially shares name servers with other domains, for instance bpojapan.co.jp, wow-vr.com, hammer-price.jp, frontline-news.com and stxgikuasyouzyoku.com.

Two IPs per host:

01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53

03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53

04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53

One IP per host:

02.dnsv.jp points to 157.7.33.53

Mail Servers

java.co.jp is handled by a single mail server, java-co-jp.mail.protection.outlook.com.

Host name java-co-jp.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc1a::, 2a01:111:f403:cc1a::2, 2a01:111:f403:cc1a::3, 2a01:111:f403:cc1f::1, 52.101.124.5, 52.101.124.6, 52.101.157.10 and 52.101.157.11.

java.co.jp - robtex.com

java.co.jp

co.jp

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

Mail Servers

`java.co.jp`

`co.jp`