`essential-ph.co.jp`

DNSSEC	⚠️ Not signed
A	122.17.164.81^{🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN}
		PTR	`c15ws3gk.mwprem.net`
NS	`mwns1.customer.ne.jp` ⭐
		A	210.150.23.210^{🇯🇵 InfoSphere210.150.0.0/16 INFOSPHERE}
NS	`mwns2.customer.ne.jp`
		A	202.17.152.183^{🇯🇵 InfoSphere202.17.128.0/19 INFOSPHERE}
MX	`mwpremgw1.ocn.ad.jp` ⭐
		A	210.145.253.225^{🇯🇵 OCN210.145.0.0/16 (AS4713) CIDR BLOCK 18 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN}
MX	`mwpremgw2.ocn.ad.jp` ⭐
		A	210.145.253.226^{🇯🇵 OCN210.145.0.0/16 (AS4713) CIDR BLOCK 18 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN}
TXT	`v=spf1 +a include:_spf.mwprem.net ~all`
SOA	`mwns1.customer.ne.jp`host-plan-ac@ntt.com serial=1613614326

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (61/100)
WOT: SAFE (58/100)

Previously MX for

essential-ph.co.jp

Same first word

essential-ph.co.jp

DNS History

12 records (5 active, 7 former)

●NSmwns1.customer.ne.jp2026-05-09 → 2026-05-14 · 3 obs

○ 2019-12-20 22:34:24
● 2026-05-09 13:03:14
● 2026-05-14 18:15:08

●NSmwns2.customer.ne.jp2026-05-09 → 2026-05-14 · 3 obs

○ 2019-12-20 22:34:24
● 2026-05-09 13:03:14
● 2026-05-14 18:15:08

○NSns-231.dns.jp-e1.cloudn-service.com2016-02-22 → 2019-12-20 · 5 obs

○ 2015-11-03 09:13:20
● 2016-02-22 13:17:08
● 2019-12-20 22:34:24
○ 2026-05-09 13:03:14
○ 2026-05-14 18:15:08

○NSns-232.dns.jp-w1.cloudn-service.com2016-02-22 → 2019-12-20 · 5 obs

○ 2015-11-03 09:13:20
● 2016-02-22 13:17:08
● 2019-12-20 22:34:24
○ 2026-05-09 13:03:14
○ 2026-05-14 18:15:08

○NSns-233.dns.us-e1.cloudn-service.com2016-02-22 → 2019-12-20 · 5 obs

○ 2015-11-03 09:13:20
● 2016-02-22 13:17:08
● 2019-12-20 22:34:24
○ 2026-05-09 13:03:14
○ 2026-05-14 18:15:08

○NSns1.secure.net2015-06-28 → 2015-11-03 · 4 obs

● 2015-06-28 01:01:02
● 2015-11-03 09:13:20
○ 2016-02-22 13:17:08
○ 2026-05-14 18:15:08

○NSns2.secure.net2015-06-28 → 2015-11-03 · 4 obs

● 2015-06-28 01:01:02
● 2015-11-03 09:13:20
○ 2016-02-22 13:17:08
○ 2026-05-14 18:15:08

○MXessential-ph.co.jp2015-06-28 → 2017-02-07 · 4 obs

● 2015-06-28 01:01:02
● 2017-02-07 17:10:30
○ 2019-12-20 22:34:24
○ 2026-05-14 18:15:08

●MXmwpremgw1.ocn.ad.jp2019-12-20 → 2026-05-14 · 3 obs

○ 2017-02-07 17:10:30
● 2019-12-20 22:34:24
● 2026-05-14 18:15:08

●MXmwpremgw2.ocn.ad.jp2019-12-20 → 2026-05-14 · 3 obs

○ 2017-02-07 17:10:30
● 2019-12-20 22:34:24
● 2026-05-14 18:15:08

●A122.17.164.812026-05-09 → 2026-05-14 · 3 obs

○ 2019-12-20 22:34:24
● 2026-05-09 13:03:14
● 2026-05-14 18:15:08

○A125.206.171.952015-06-28 → 2019-12-20 · 4 obs

● 2015-06-28 01:01:02
● 2019-12-20 22:34:24
○ 2026-05-09 13:03:14
○ 2026-05-14 18:15:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
essential-ph.co.jp	mwns2.customer.ne.jp, mwns1.customer.ne.jp	-

✅ Authoritative Response

Server:210.150.23.210

NS records: mwns2.customer.ne.jp, mwns1.customer.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for essential-ph.co.jp (unsigned zone)

⏱️ Timing

Total: 1947ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`122.17.164.81`
NS	2	`mwns1.customer.ne.jp, mwns2.customer.ne.jp`
MX	2	`mwpremgw1.ocn.ad.jp (pri: 10), mwpremgw2.ocn.ad.jp (pri: 10)`
TXT	1	`v=spf1 +a include:_spf.mwprem.net ~all`
SOA	1	`mwns1.customer.ne.jp host-plan-ac.ntt.co`

Analysis

IP Addresses

essential-ph.co.jp points to IP number 122.17.164.81.

Other host names, for instance, c15ws3gk.mwprem.net share IP numbers with essential-ph.co.jp.

Name Servers

essential-ph.co.jp is delegated to two name servers: mwns1.customer.ne.jp and mwns2.customer.ne.jp.

essential-ph.co.jp uses the same name server setup as other domains such as kobayashi-kogyo.co.jp, fes-k.co.jp, 52.126.61.in-addr.arpa, fujita-ops.co.jp and tokyo-senkan.cleans.jp.

essential-ph.co.jp shares name servers with other domains at least partially, for example horiedenki.jp.

Host names with one IP number:

mwns1.customer.ne.jp points to: 210.150.23.210.

mwns2.customer.ne.jp points to: 202.17.152.183.

Mail Servers

Two mail servers mwpremgw1.ocn.ad.jp and mwpremgw2.ocn.ad.jp handle essential-ph.co.jp.

essential-ph.co.jp shares the same mail server setup as other domains, for instance oike-law.gr.jp, c15jsfxc.mwprem.net, kk-tokuden.co.jp, fig.co.jp and c15cvhhp.mwprem.net.

essential-ph.co.jp shares some mail servers with other domains, at least partially; examples include ntn-bs.co.jp, c-rehab.com and kyodou.net.

Host names with one IP number:

mwpremgw1.ocn.ad.jp points to: 210.145.253.225.

mwpremgw2.ocn.ad.jp points to: 210.145.253.226.

essential-ph.co.jp - robtex.com