pluswork.jp - dns.ninja

`pluswork.jp`

DNSSEC	⚠️ Not signed
A	157.7.44.237^{🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`users271.vip.heteml.jp`
NS	`pluswork.jp` ⭐
		A	157.7.44.237^{🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`users271.vip.heteml.jp`
NS	`dns01.muumuu-domain.com`
		A	202.239.23.39^{🇯🇵 IDC202.239.23.0/24 Frontier Inc.}
NS	`dns02.muumuu-domain.com`
		A	160.251.249.62^{🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.heteml.jp include:spf.protection.outlook.com +ipv4:153.12...`
TXT	`worksmobile-certification=7cmxaoafgaydxhczmd-m9bwe6bsjtotqe-pyjnqsmui`
TXT	`MS=ms67398552`
TXT	`v=spf1 include:zcsend.net ~all`
TXT	`00DGC000005qEmb=1TBRA0000000EXf`
SOA	`pluswork.jp`postmaster@pluswork.jp serial=1773826312

`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=1781384403

NS for

pluswork.jp

Subdomains

www.pluswork.jp

Same first word

pluswork.jp

pluswork.org

pluswork.net

pluswork.com

pluswork.co.jp

pluswork.co.uk

pluswork.ru

pluswork.de

Similar names

DNS History

9 records (5 active, 4 former)

○NSdns0.heteml.jp2015-08-16 → 2017-02-18 · 4 obs

● 2015-08-16 06:47:20
● 2017-02-18 14:09:32
○ 2026-03-10 05:34:24
○ 2026-06-13 21:26:46

●NSdns01.muumuu-domain.com2026-03-10 → 2026-06-13 · 3 obs

○ 2017-02-18 14:09:32
● 2026-03-10 05:34:24
● 2026-06-13 21:26:46

●NSdns02.muumuu-domain.com2026-03-10 → 2026-06-13 · 3 obs

○ 2017-02-18 14:09:32
● 2026-03-10 05:34:24
● 2026-06-13 21:26:46

○NSdns1.heteml.jp2015-08-16 → 2017-02-18 · 4 obs

● 2015-08-16 06:47:20
● 2017-02-18 14:09:32
○ 2026-03-10 05:34:24
○ 2026-06-13 21:26:46

●NSpluswork.jp2026-03-10 → 2026-06-13 · 3 obs

○ 2017-02-18 14:09:32
● 2026-03-10 05:34:24
● 2026-06-13 21:26:46

○MXmail32.heteml.jp2015-08-16 → 2017-02-18 · 4 obs

● 2015-08-16 06:47:20
● 2017-02-18 14:09:32
○ 2026-03-10 05:34:24
○ 2026-06-13 21:26:46

●MXsmtp.google.com2026-03-10 → 2026-06-13 · 3 obs

○ 2017-02-18 14:09:32
● 2026-03-10 05:34:24
● 2026-06-13 21:26:46

○A157.7.188.1312015-08-16 → 2017-02-18 · 4 obs

● 2015-08-16 06:47:20
● 2017-02-18 14:09:32
○ 2026-03-10 05:34:24
○ 2026-06-13 21:26:46

●A157.7.44.2372026-03-10 → 2026-06-13 · 3 obs

○ 2017-02-18 14:09:32
● 2026-03-10 05:34:24
● 2026-06-13 21:26:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...	-
pluswork.jp	dns01.muumuu-domain.com, dns02.muumuu-domain.com	-

✅ Authoritative Response

Server:160.251.249.62

NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pluswork.jp (unsigned zone)

⏱️ Timing

Total: 1938ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.7.44.237`
NS	2	`dns01.muumuu-domain.com, dns02.muumuu-domain.com`
MX	1	`SMTP.GOOGLE.COM (pri: 1)`
TXT	5	`worksmobile-certification=7cmxaoafgaydxh, MS=ms67398552...`
SOA	1	`pluswork.jp postmaster.pluswork.jp`

Analysis

Hierarchy

pluswork.jp is the parent zone for www.pluswork.jp.

Name Server Role

pluswork.jp acts as a name server for pluswork.jp, meaning it is self-referentially delegated.

dns01.muumuu-domain.com, dns02.muumuu-domain.com and pluswork.jp regularly act as name servers together.

IP Addresses

pluswork.jp resolves to one IP address: 157.7.44.237.

mail.cataract.co.jp, www.parksider.com, ts-power.net and two other host names share IP numbers with pluswork.jp.

Name Servers

Authority for pluswork.jp is delegated across three name servers: pluswork.jp, dns01.muumuu-domain.com and dns02.muumuu-domain.com.

pluswork.jp partially shares its NS delegation with several other domains, including m-suta.com, ogyu.info, kuroiroku.net and two others.

pluswork.jp points to 157.7.44.237; dns01.muumuu-domain.com points to 202.239.23.39; dns02.muumuu-domain.com points to 160.251.249.62 — each hostname maps to exactly one IP address.

Mail Servers

Mail for pluswork.jp is handled by a single mail server, smtp.google.com.

pluswork.jp uses an identical mail server configuration to several other domains — among them (0x736578)ytop.it, correo.dossi.com, tumbet.cc and two more.

pluswork.jp has at least partial mail server overlap with other domains such as stiilipidu.ee, prezdential.com, rebox.site and two more.

These mail servers commonly appear together with alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt3.aspmx.l.google.com and two other mail servers.

smtp.google.com resolves to 9 IP addresses — 142.251.179.27, 172.253.62.26, 172.253.62.27 and 6 others.