idemitsu.com - dns.ninja

`idemitsu.com`

DNSSEC	⚠️ Not signed
A	18.180.168.237^{🇯🇵 Amazon18.180.0.0/15 EC2 NRT prefix}
		PTR	`ec2-18-180-168-237.ap-northeast-1.compute.amazonaws.com`
A	52.192.58.237^{🇯🇵 Amazon52.192.0.0/15 EC2 NRT prefix}
NS	`ns000.d-53.net` ⭐
NS	`dns-b.iij.ad.jp` ⚠️ Not in zone NS records
		A	2001:240:bb81::28:51^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`s020.d-53.biz`
		A	202.32.219.51^{🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`s020.d-53.biz`
NS	`dns-c.iij.ad.jp` ⚠️ Not in zone NS records
		A	2001:240:bb81::29:111^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`s020.d-53.net`
		A	210.138.20.111^{🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`s020.d-53.net`
NS	`ns020-fmr6gag5cs5h9u2k.f.d-53.info` ⚠️ Not in parent delegation
		A	2001:240:bb81::28:51^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`s020.d-53.biz`
		A	202.32.219.51^{🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`s020.d-53.biz`
NS	`ns020-fmr6gag5cs5h9u2k.f.d-53.jp` ⚠️ Not in parent delegation
		A	2001:240:bb81::29:1111^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`s020.d-53.org`
		A	203.180.146.111^{🇯🇵 IIJ-AS203.180.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`s020.d-53.org`
NS	`ns020-fmr6gag5cs5h9u2k.f.d-53.org` ⚠️ Not in parent delegation
		A	2001:240:bb81::29:111^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`s020.d-53.net`
		A	210.138.20.111^{🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`s020.d-53.net`
MX	`mx.securemx.jp` ⭐
		A	210.130.202.92^{🇯🇵 IIJ-AS210.130.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`mx180b.securemx.jp`
		A	210.130.202.93^{🇯🇵 IIJ-AS210.130.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`mx114b.securemx.jp`
		A	210.130.202.96^{🇯🇵 IIJ-AS210.130.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`mx114a.securemx.jp`
		A	210.130.202.99^{🇯🇵 IIJ-AS210.130.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`mx180a.securemx.jp`
TXT	`docusign=333ff17d-38b6-4523-ad4c-ac6e1e1b81ba`
TXT	`docusign=d4aed43e-bbc3-4599-97dc-c41f42a79c03`
TXT	`zoho-verification=zb92183963.zmverify.zoho.com`
TXT	`knowbe4-site-verification=64e583b5cd319f900f88cf016270e4c3`
TXT	`notion-domain-verification=msLWz4j9TclJ2qpzbuVYyQRDXEyoHZtxmbLN1Ayj9K3`
TXT	`nulab-verification-code=WEwLWCNvcUkHiI0Mqa3iHJ4aO4hEYrZLH6nZjP4P6t8junS9737Nx...`
TXT	`nulab-verification-code=jo0AoysN0pYkYApAMINWmNPcLvkOozzAhqVE7ibUetKaPrAXaO5cq...`
TXT	`seculio-domain-verification-code=1d90369fd43884fa612768faa411ddfb1b4d727ef93e...`
TXT	`v=spf1 include:spf.securemx.jp include:spf1.idemitsu.com include:spf2.idemits...`
TXT	`86F4BB2E98`
TXT	`MS=ms24298575`
TXT	`_wcrorl5zceye8ue4x7tl4w99hk7kcmn`
TXT	`apple-domain-verification=fOQG3l8IQQYyZyQd`
SOA	`ns000.d-53.net`dns-managers@iij.ad.jp serial=1097

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785998754

rank #35000 globally
rank #17209 in the tld
📈 Tranco rank: #73,955

Subdomains

vpn-full-eu-01.idemitsu.com

cn.idemitsu.com

vpn-full-imea-01.idemitsu.com

spaav000.idemitsu.com

vpn-full-japan-01.idemitsu.com

denki.idemitsu.com

autodiscover.idemitsu.com

www.idemitsu.com

vpn-full-japan-02.idemitsu.com

toyu.idemitsu.com

vpn-full-apac-01.idemitsu.com

vpn-full-japan-secondary.idemitsu.com

synergy.idemitsu.com

magazine.idemitsu.com

vpn-full-na-01.idemitsu.com

smart-yorozuya.idemitsu.com

apollostation.idemitsu.com

map.idemitsu.com

mypage-denki.idemitsu.com

Same first word

idemitsu.org.ua

idemitsu.com.au

idemitsu.store

idemitsu.com

idemitsu.co.jp

idemitsu.pro

idemitsu.com.qa

idemitsu.ru

idemitsu.vn

idemitsu.com.mx

idemitsu.com.my

idemitsu.ca

idemitsu.org

idemitsu.com.br

idemitsu.info

idemitsu.shop

idemitsu.com.ua

idemitsu.az

idemitsu.com.cn

idemitsu.com.vn

idemitsu.net.cn

idemitsu.no

idemitsu.net

idemitsu.com.tw

idemitsu.de

Similar names

simitude.com

idemitus.com

midsuite.com

dimsuite.com

duitimes.com

DNS History

34 records (9 active, 25 former)

●NSdns-b.iij.ad.jp2017-01-13 → 2026-08-06 · 3 obs

○ 2016-11-19 15:29:16
● 2017-01-13 16:03:32
● 2026-08-06 06:58:30

●NSdns-c.iij.ad.jp2017-01-13 → 2026-08-06 · 3 obs

○ 2016-11-19 15:29:16
● 2017-01-13 16:03:32
● 2026-08-06 06:58:30

●NSns000.d-53.net2026-02-26 → 2026-08-06 · 3 obs

○ 2017-01-13 16:03:32
● 2026-02-26 20:27:00
● 2026-08-06 06:58:30

●NSns020-fmr6gag5cs5h9u2k.f.d-53.info2026-02-26 → 2026-08-06 · 3 obs

○ 2017-01-13 16:03:32
● 2026-02-26 20:27:00
● 2026-08-06 06:58:30

●NSns020-fmr6gag5cs5h9u2k.f.d-53.jp2026-02-26 → 2026-08-06 · 3 obs

○ 2017-01-13 16:03:32
● 2026-02-26 20:27:00
● 2026-08-06 06:58:30

●NSns020-fmr6gag5cs5h9u2k.f.d-53.org2026-02-26 → 2026-08-06 · 3 obs

○ 2017-01-13 16:03:32
● 2026-02-26 20:27:00
● 2026-08-06 06:58:30

○NSns1.fx-saas.net2015-08-20 → 2016-04-11 · 4 obs

● 2015-08-20 04:07:22
● 2016-04-11 13:10:58
○ 2016-11-19 15:29:16
○ 2026-08-06 06:58:30

○NSz047201s.idemitsu.co.jp2015-08-20 → 2016-11-19 · 4 obs

● 2015-08-20 04:07:22
● 2016-11-19 15:29:16
○ 2017-01-13 16:03:32
○ 2026-08-06 06:58:30

○NSz047208s.idemitsu.co.jp2015-08-20 → 2016-11-19 · 4 obs

● 2015-08-20 04:07:22
● 2016-11-19 15:29:16
○ 2017-01-13 16:03:32
○ 2026-08-06 06:58:30

●MXmx.securemx.jp2015-08-20 → 2026-08-06 · 2 obs

● 2015-08-20 04:07:22
● 2026-08-06 06:58:30

○A13.114.74.852026-02-26 → 2026-03-01 · 5 obs

○ 2017-07-27 02:35:30
● 2026-02-26 20:27:00
● 2026-03-01 00:43:58
○ 2026-03-15 18:35:36
○ 2026-08-06 06:58:30

○A13.159.47.1162026-02-26 → 2026-08-06 · 2 obs

○ 2026-02-26 20:27:00
○ 2026-08-06 06:58:30

○A13.192.226.802026-07-16 → 2026-07-16 · 4 obs

○ 2026-07-03 11:34:30
● 2026-07-16 05:33:58
○ 2026-08-06 02:47:50
○ 2026-08-06 06:58:30

○A13.192.247.1922026-06-26 → 2026-06-26 · 4 obs

○ 2026-06-01 01:15:04
● 2026-06-26 04:24:12
○ 2026-07-03 11:34:30
○ 2026-08-06 06:58:30

○A13.193.124.182026-07-16 → 2026-07-16 · 4 obs

○ 2026-07-03 11:34:30
● 2026-07-16 05:33:58
○ 2026-08-06 02:47:50
○ 2026-08-06 06:58:30

○A18.177.179.1312026-03-15 → 2026-03-15 · 4 obs

○ 2026-03-01 00:43:58
● 2026-03-15 18:35:36
○ 2026-03-27 14:53:46
○ 2026-08-06 06:58:30

●A18.180.168.2372026-08-06 → 2026-08-06 · 3 obs

○ 2026-07-16 05:33:58
● 2026-08-06 02:47:50
● 2026-08-06 06:58:30

○A18.181.10.2362026-07-03 → 2026-07-03 · 4 obs

○ 2026-06-26 04:24:12
● 2026-07-03 11:34:30
○ 2026-07-16 05:33:58
○ 2026-08-06 06:58:30

○A202.248.229.572015-08-20 → 2017-07-27 · 4 obs

● 2015-08-20 04:07:22
● 2017-07-27 02:35:30
○ 2026-02-26 20:27:00
○ 2026-08-06 06:58:30

○A3.114.55.532026-02-26 → 2026-02-26 · 4 obs

○ 2017-07-27 02:35:30
● 2026-02-26 20:27:00
○ 2026-03-01 00:43:58
○ 2026-08-06 06:58:30

○A3.115.76.682026-03-15 → 2026-03-15 · 4 obs

○ 2026-03-01 00:43:58
● 2026-03-15 18:35:36
○ 2026-03-27 14:53:46
○ 2026-08-06 06:58:30

○A35.76.92.1052026-05-30 → 2026-06-01 · 5 obs

○ 2026-05-27 10:21:40
● 2026-05-30 22:49:30
● 2026-06-01 01:15:04
○ 2026-06-26 04:24:12
○ 2026-08-06 06:58:30

○A35.79.253.1302026-05-08 → 2026-05-08 · 4 obs

○ 2026-04-07 17:47:18
● 2026-05-08 17:13:32
○ 2026-05-22 08:33:40
○ 2026-08-06 06:58:30

●A52.192.58.2372026-08-06 → 2026-08-06 · 3 obs

○ 2026-07-16 05:33:58
● 2026-08-06 02:47:50
● 2026-08-06 06:58:30

○A52.195.139.1602026-03-01 → 2026-03-01 · 4 obs

○ 2026-02-26 20:27:00
● 2026-03-01 00:43:58
○ 2026-03-15 18:35:36
○ 2026-08-06 06:58:30

○A52.196.130.572026-06-26 → 2026-06-26 · 4 obs

○ 2026-06-01 01:15:04
● 2026-06-26 04:24:12
○ 2026-07-16 05:33:58
○ 2026-08-06 06:58:30

○A52.197.169.342026-05-22 → 2026-06-01 · 5 obs

○ 2026-05-08 17:13:32
● 2026-05-22 08:33:40
● 2026-06-01 01:15:04
○ 2026-06-26 04:24:12
○ 2026-08-06 06:58:30

○A52.69.80.1282026-03-27 → 2026-03-27 · 4 obs

○ 2026-03-15 18:35:36
● 2026-03-27 14:53:46
○ 2026-04-03 23:33:38
○ 2026-08-06 06:58:30

○A54.150.12.2152026-05-08 → 2026-05-08 · 4 obs

○ 2026-04-07 17:47:18
● 2026-05-08 17:13:32
○ 2026-05-22 08:33:40
○ 2026-08-06 06:58:30

○A54.65.143.2402026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-03 23:33:38
● 2026-04-07 17:47:18
○ 2026-05-08 17:13:32
○ 2026-08-06 06:58:30

○A54.65.229.652026-05-22 → 2026-05-27 · 5 obs

○ 2026-05-08 17:13:32
● 2026-05-22 08:33:40
● 2026-05-27 10:21:40
○ 2026-05-30 22:49:30
○ 2026-08-06 06:58:30

○A57.180.75.302026-02-26 → 2026-08-06 · 2 obs

○ 2026-02-26 20:27:00
○ 2026-08-06 06:58:30

○A57.181.212.02026-04-03 → 2026-04-07 · 5 obs

○ 2026-03-27 14:53:46
● 2026-04-03 23:33:38
● 2026-04-07 17:47:18
○ 2026-05-08 17:13:32
○ 2026-08-06 06:58:30

○A57.182.217.2342026-03-27 → 2026-04-03 · 5 obs

○ 2026-03-15 18:35:36
● 2026-03-27 14:53:46
● 2026-04-03 23:33:38
○ 2026-04-07 17:47:18
○ 2026-08-06 06:58:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
idemitsu.com	dns-b.iij.ad.jp, dns-c.iij.ad.jp	-

✅ Authoritative Response

Server:202.32.219.51

NS records: dns-b.iij.ad.jp, dns-c.iij.ad.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for idemitsu.com (unsigned zone)

⏱️ Timing

Total: 1256ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.192.58.237, 18.180.168.237`
NS	3	`ns020-fmr6gag5cs5h9u2k.f.d-53.org, ns020-fmr6gag5cs5h9u2k.f.d-53.info...`
MX	1	`mx.securemx.jp (pri: 10)`
TXT	13	`seculio-domain-verification-code=1d90369, v=spf1 include:spf.securemx.jp include:s...`
SOA	1	`ns000.d-53.net dns-managers.iij.ad.jp`

Analysis

Hierarchy

idemitsu.com serves as parent to vpn-full-eu-01.idemitsu.com, cn.idemitsu.com, vpn-full-imea-01.idemitsu.com, spaav000.idemitsu.com, vpn-full-japan-01.idemitsu.com along with a few other host names.

IP Addresses

idemitsu.com resolves to the IP addresses 18.180.168.237 and 52.192.58.237

There are other host names — ec2-52-192-58-237.ap-northeast-1.compute.amazonaws.com among them — that share IP numbers with idemitsu.com.

Name Servers

DNS for idemitsu.com is handled by 6 name servers: ns000.d-53.net, ns020-fmr6gag5cs5h9u2k.f.d-53.info, dns-b.iij.ad.jp and 3 others.

idemitsu.com has at least partial name server overlap with other domains, such as shibuya-sps.co.jp, 75.41.124.in-addr.arpa, jbcc.co.jp and two others.

It is common to find these name servers alongside the name servers dns-c.iij.ad.jp, rev.iij-dns.jp, rev.iij-dns.net and two others.

Hostnames that resolve to two IP addresses:

ns020-fmr6gag5cs5h9u2k.f.d-53.info has two IP addresses: 202.32.219.51 and 2001:240:bb81::28:51.

dns-b.iij.ad.jp has two IP addresses: 202.32.219.51 and 2001:240:bb81::28:51.

dns-c.iij.ad.jp has two IP addresses: 210.138.20.111 and 2001:240:bb81::29:111.

ns020-fmr6gag5cs5h9u2k.f.d-53.jp has two IP addresses: 203.180.146.111 and 2001:240:bb81::29:1111.

ns020-fmr6gag5cs5h9u2k.f.d-53.org has two IP addresses: 210.138.20.111 and 2001:240:bb81::29:111.

Host names pointing to 2001:240:bb81::28:51 IP addresses: ns020-fmr6gag5cs5h9u2k.f.d-53.info and dns-b.iij.ad.jp.

Host names pointing to 202.32.219.51 IP addresses: ns020-fmr6gag5cs5h9u2k.f.d-53.info and dns-b.iij.ad.jp.

Host names pointing to 2001:240:bb81::29:111 IP addresses: dns-c.iij.ad.jp and ns020-fmr6gag5cs5h9u2k.f.d-53.org.

Host names pointing to 210.138.20.111 IP addresses: dns-c.iij.ad.jp and ns020-fmr6gag5cs5h9u2k.f.d-53.org.

Mail Servers

Mail for idemitsu.com is handled by a single mail server, mx.securemx.jp.

idemitsu.com uses an identical mail server configuration to several other domains — among them grp.tmnf.jp, tennimu-sc.jp, frontier-mgmt.com and two more.

idemitsu.com has at least partial mail server overlap with other domains such as sonpo.or.jp, seiko-eiyo.co.jp, serio-toyo.co.jp and two more.

This set of mail servers commonly appears together with the mail servers mx6.securemx.jp.

mx.securemx.jp has four IP addresses: 210.130.202.92, 210.130.202.93, 210.130.202.96 and 210.130.202.99.