`hirokoishikawa.com`

DNSSEC	⚠️ Not signed
A	157.7.189.178^{🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`users215.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@hirokoishikawa.com serial=1778415379

`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=1778415661

Same first word

hirokoishikawa.com

DNS History

6 records (4 active, 2 former)

●NSdns0.heteml.jp2015-08-21 → 2026-05-10 · 2 obs

● 2015-08-21 03:34:42
● 2026-05-10 12:41:26

●NSdns1.heteml.jp2015-08-21 → 2026-05-10 · 2 obs

● 2015-08-21 03:34:42
● 2026-05-10 12:41:26

●MXmx.hetemail.jp2026-03-13 → 2026-05-10 · 2 obs

● 2026-03-13 03:02:06
● 2026-05-10 12:41:26

○A157.7.188.2482015-12-08 → 2017-03-28 · 5 obs

○ 2015-08-21 03:34:42
● 2015-12-08 21:51:52
● 2017-03-28 01:50:38
○ 2026-03-13 03:02:06
○ 2026-05-10 12:41:26

●A157.7.189.1782026-03-13 → 2026-05-10 · 3 obs

○ 2017-03-28 01:50:38
● 2026-03-13 03:02:06
● 2026-05-10 12:41:26

○A210.188.214.2332015-08-21 → 2015-08-21 · 3 obs

● 2015-08-21 03:34:42
○ 2015-12-08 21:51:52
○ 2026-05-10 12:41:26

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:157.7.188.149

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hirokoishikawa.com (unsigned zone)

⏱️ Timing

Total: 955ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.7.189.178`
NS	2	`dns1.heteml.jp, dns0.heteml.jp`
MX	1	`mx.hetemail.jp (pri: 10)`
TXT	1	`v=spf1 include:_spf.heteml.jp ~all`
SOA	1	`dns0.heteml.jp hostmaster.hirokoishikawa`

Analysis

IP Addresses

hirokoishikawa.com points to a single IP number: 157.7.189.178.

Other host names, for instance torikai-syuzo.com, co-mode.biz, fmw.ac.jp, pure-entity.com and mobile-first.jp share IP numbers with hirokoishikawa.com.

Name Servers

Delegation for hirokoishikawa.com rests with two name servers, dns0.heteml.jp and dns1.heteml.jp.

hirokoishikawa.com shares the same name server setup as other domains, including ajing.net, 4351.biz, alplaza-kusatsu-apa.jp, takomai.jp and nakamura-setsubi.com.

Host names with one IP number: dns0.heteml.jp points to 157.7.44.53; dns1.heteml.jp points to 157.7.188.149.

Mail Servers

hirokoishikawa.com is handled by a single mail server, mx.hetemail.jp.

hirokoishikawa.com uses the same mail server configuration as other domains, such as kaigai-fx.jp, sketchcreate.co.jp, banjima.com, tachi-shiki.jp and new-factory.jp.

hirokoishikawa.com shares some mail servers with other domains at least partially, for example e-92.com.

mx.hetemail.jp points to a single IP: 157.7.189.1.

hirokoishikawa.com - robtex.com