`ymo21.jp`

DNSSEC	⚠️ Not signed
A	157.7.189.246^{🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`users281.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@ymo21.jp serial=1785572177

`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=1785570302

Same first word

ymo21.jp

DNS History

8 records (4 active, 4 former)

●NSdns0.heteml.jp2015-07-01 → 2026-08-01 · 2 obs

● 2015-07-01 05:27:38
● 2026-08-01 08:42:46

●NSdns1.heteml.jp2015-07-01 → 2026-08-01 · 2 obs

● 2015-07-01 05:27:38
● 2026-08-01 08:42:46

○MXmail47.heteml.jp2015-07-01 → 2018-07-26 · 4 obs

● 2015-07-01 05:27:38
● 2018-07-26 18:18:42
○ 2026-04-05 11:47:54
○ 2026-08-01 08:42:46

●MXmx.hetemail.jp2026-04-05 → 2026-08-01 · 3 obs

○ 2018-07-26 18:18:42
● 2026-04-05 11:47:54
● 2026-08-01 08:42:46

○A112.78.219.1892015-07-01 → 2015-07-01 · 3 obs

● 2015-07-01 05:27:38
○ 2015-11-13 02:43:22
○ 2026-08-01 08:42:46

○A150.95.229.132018-07-26 → 2018-07-26 · 4 obs

○ 2017-01-10 03:03:14
● 2018-07-26 18:18:42
○ 2026-04-05 11:47:54
○ 2026-08-01 08:42:46

○A157.7.188.2072015-11-13 → 2017-01-10 · 5 obs

○ 2015-07-01 05:27:38
● 2015-11-13 02:43:22
● 2017-01-10 03:03:14
○ 2018-07-26 18:18:42
○ 2026-08-01 08:42:46

●A157.7.189.2462026-04-05 → 2026-08-01 · 3 obs

○ 2018-07-26 18:18:42
● 2026-04-05 11:47:54
● 2026-08-01 08:42:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
ymo21.jp	dns1.heteml.jp, dns0.heteml.jp	2 records

✅ Authoritative Response

Server:157.7.188.149

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ymo21.jp (unsigned zone)

⏱️ Timing

Total: 965ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.7.189.246`
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.ymo21.jp`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.heteml.jp, dns0.heteml.jp)

Analysis

IP Addresses

ymo21.jp resolves to just one IP address, 157.7.189.246.

Two other host names, along with chintai.com, endo-aa.net and mail.yhjcrews.com, also share IP numbers with ymo21.jp.

Name Servers

ymo21.jp is delegated to two name servers: dns0.heteml.jp and dns1.heteml.jp.

ymo21.jp shares its NS records with other domains, for example e-559.net, kazokujikan.com, enet.cc and two others.

dns0.heteml.jp resolves to 157.7.44.53. dns1.heteml.jp resolves to 157.7.188.149. Both host names point to a single IP number.

Mail Servers

The sole mail server for ymo21.jp is mx.hetemail.jp.

Among the domains sharing a mail server setup with ymo21.jp are ookini.tv, kyoto-odamasu.com, draw-design.org and two others.

ymo21.jp partially shares its mail servers with other domains, worldforest.jp and chikaramoti.jp being examples.

mx.hetemail.jp resolves to a single IP number: 157.7.189.1.

ymo21.jp - robtex.com

ymo21.jp

jp