`eikou-school.com`

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	`dns0.heteml.jp` ⭐
		A	157.7.44.53^{🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`dns510.heteml.jp`
NS	`dns1.heteml.jp`
		A	157.7.188.149^{🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`dns711.phy.heteml.jp`
MX	`mx.hetemail.jp` ⭐
		A	157.7.189.1^{🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`mx.heteml.jp`
TXT	`v=spf1 include:_spf.heteml.jp ~all`
SOA	`dns0.heteml.jp`hostmaster@eikou-school.com serial=1777086498

`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=1777088246

Same first word

eikou-school.com

DNS History

5 records (4 active, 1 former)

●NSdns0.heteml.jp2016-12-21 → 2026-04-25 · 2 obs

● 2016-12-21 03:45:08
● 2026-04-25 03:43:50

●NSdns1.heteml.jp2016-12-21 → 2026-04-25 · 2 obs

● 2016-12-21 03:45:08
● 2026-04-25 03:43:50

●MXmx.hetemail.jp2026-04-18 → 2026-04-25 · 2 obs

● 2026-04-18 01:09:06
● 2026-04-25 03:43:50

○A157.7.188.2322016-12-21 → 2017-10-05 · 4 obs

● 2016-12-21 03:45:08
● 2017-10-05 05:10:10
○ 2026-04-18 01:09:06
○ 2026-04-25 03:43:50

●A157.7.44.2372026-04-18 → 2026-04-25 · 3 obs

○ 2017-10-05 05:10:10
● 2026-04-18 01:09:06
● 2026-04-25 03:43:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
eikou-school.com	dns0.heteml.jp, dns1.heteml.jp	-

✅ Authoritative Response

Server:157.7.44.53

NS records: dns0.heteml.jp, dns1.heteml.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for eikou-school.com (unsigned zone)

⏱️ Timing

Total: 1191ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.7.44.237`
NS	2	`dns0.heteml.jp, dns1.heteml.jp`
MX	1	`mx.hetemail.jp (pri: 10)`
TXT	1	`v=spf1 include:_spf.heteml.jp ~all`
SOA	1	`dns0.heteml.jp hostmaster.eikou-school.c`

Analysis

IP Addresses

eikou-school.com maps to IP address 157.7.44.237.

Other host names, for instance tsutanoha.com, akecci.com, jmaa-pst.net, pacificdesignersclub.com and sv4.monogram.co.jp share IP numbers with eikou-school.com.

Name Servers

Two name servers dns0.heteml.jp and dns1.heteml.jp are delegated to eikou-school.com.

eikou-school.com uses the same name server configuration as other domains, such as v2j.jp, ko2.tokyo, hamanoue.com, stylecast.co.jp and donico-hair.com.

Host names with a single IP address:

dns0.heteml.jp points to 157.7.44.53

dns1.heteml.jp points to 157.7.188.149

Mail Servers

eikou-school.com is handled by a single mail server, mx.hetemail.jp.

eikou-school.com shares the same mail server setup as other domains, including hanabistore.com, apaman-station.com, yakujihou.org, 3846.jp and realestate-mag.com.

eikou-school.com shares some mail servers with other domains, for instance kabusyo.com and ishidakk.com.

mx.hetemail.jp points to one IP number: 157.7.189.1.

eikou-school.com - robtex.com

eikou-school.com

com