`denet-service.info`

DNSSEC	⚠️ Not signed
A	180.147.250.32^{🇯🇵 eo180.144.0.0/14 K-OPTI.COM}
		PTR	`server3b.extremeserv.net`
NS	`system03.hmng.net` ⭐
		A	180.147.250.9^{🇯🇵 eo180.144.0.0/14 K-OPTI.COM}
			PTR	`system03.hmng.net`
NS	`ns5.sendmail.ne.jp`
		A	218.251.116.225^{🇯🇵 eo218.251.0.0/17 OPTAGE Inc.}
			PTR	`ns5.sendmail.ne.jp`
NS	`ns6.sendmail.ne.jp`
		A	218.251.116.226^{🇯🇵 eo218.251.0.0/17 OPTAGE Inc.}
			PTR	`ns6.sendmail.ne.jp`
MX	`sb03h.hmng.net` ⭐
		A	218.251.116.233^{🇯🇵 eo218.251.0.0/17 OPTAGE Inc.}
			PTR	`sb03h.hmng.net`
MX	`sb04h.hmng.net`⁽¹⁰⁾
		A	218.251.116.234^{🇯🇵 eo218.251.0.0/17 OPTAGE Inc.}
			PTR	`sb04h.hmng.net`
MX	`mail.denet-service.info`⁽¹⁵⁾
		A	180.147.250.32^{🇯🇵 eo180.144.0.0/14 K-OPTI.COM}
			PTR	`server3b.extremeserv.net`
TXT	`v=spf1 +a +mx -all +a:server3b.extremeserv.net`
SOA	`system03.hmng.net`root@system03.hmng.net 2026-04-22 #1

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1778578970

Subdomains

mail.denet-service.info

Same first word

denet-service.info

DNS History

12 records (7 active, 5 former)

○NSns3.sendmail.ne.jp2015-07-20 → 2016-04-25 · 4 obs

● 2015-07-20 04:56:06
● 2016-04-25 01:29:56
○ 2016-12-04 11:33:24
○ 2026-05-12 10:20:22

○NSns4.sendmail.ne.jp2015-07-20 → 2016-04-25 · 4 obs

● 2015-07-20 04:56:06
● 2016-04-25 01:29:56
○ 2016-12-04 11:33:24
○ 2026-05-12 10:20:22

●NSns5.sendmail.ne.jp2016-12-04 → 2026-05-12 · 3 obs

○ 2016-04-25 01:29:56
● 2016-12-04 11:33:24
● 2026-05-12 10:20:22

●NSns6.sendmail.ne.jp2016-12-04 → 2026-05-12 · 3 obs

○ 2016-04-25 01:29:56
● 2016-12-04 11:33:24
● 2026-05-12 10:20:22

○NSsystem02.hmng.net2015-07-20 → 2016-04-25 · 4 obs

● 2015-07-20 04:56:06
● 2016-04-25 01:29:56
○ 2016-12-04 11:33:24
○ 2026-05-12 10:20:22

●NSsystem03.hmng.net2016-12-04 → 2026-05-12 · 3 obs

○ 2016-04-25 01:29:56
● 2016-12-04 11:33:24
● 2026-05-12 10:20:22

●MXmail.denet-service.info2015-07-20 → 2026-05-12 · 2 obs

● 2015-07-20 04:56:06
● 2026-05-12 10:20:22

●MXsb03h.hmng.net2016-12-04 → 2026-05-12 · 3 obs

○ 2015-07-20 04:56:06
● 2016-12-04 11:33:24
● 2026-05-12 10:20:22

●MXsb04h.hmng.net2016-12-04 → 2026-05-12 · 3 obs

○ 2015-07-20 04:56:06
● 2016-12-04 11:33:24
● 2026-05-12 10:20:22

●A180.147.250.322016-12-04 → 2026-05-12 · 3 obs

○ 2016-04-25 01:29:56
● 2016-12-04 11:33:24
● 2026-05-12 10:20:22

○A180.147.251.1192015-07-20 → 2015-07-20 · 3 obs

● 2015-07-20 04:56:06
○ 2016-02-04 11:12:24
○ 2026-05-12 10:20:22

○A180.147.251.472016-02-04 → 2016-04-25 · 5 obs

○ 2015-07-20 04:56:06
● 2016-02-04 11:12:24
● 2016-04-25 01:29:56
○ 2016-12-04 11:33:24
○ 2026-05-12 10:20:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
denet-service.info	ns5.sendmail.ne.jp, ns6.sendmail.ne.jp	-

✅ Authoritative Response

Server:218.251.116.226

NS records: ns5.sendmail.ne.jp, ns6.sendmail.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for denet-service.info (unsigned zone)

⏱️ Timing

Total: 3996ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`180.147.250.32`
NS	2	`ns6.sendmail.ne.jp, ns5.sendmail.ne.jp`
MX	3	`sb04h.hmng.net (pri: 10), mail.denet-service.info (pri: 15)...`
TXT	1	`v=spf1 +a +mx -all +a:server3b.extremese`
SOA	1	`system03.hmng.net root.system03.hmng.net`

Analysis

Hierarchy

mail.denet-service.info has denet-service.info as its parent.

IP Addresses

denet-service.info maps to IP address 180.147.250.32.

Other host names, for instance pudel.jp, mail.sanyonet.com, mail.sakuracorp.co.jp, mail.food-sv.com and mail.toyamadenki.co.jp share IP numbers with denet-service.info.

Name Servers

denet-service.info is delegated to name servers system03.hmng.net, ns5.sendmail.ne.jp and ns6.sendmail.ne.jp.

denet-service.info at least partially shares name servers with other domains such as shuto-shoten.com, huit.jp, yubitoma.or.jp, toshin-jh.co.jp and sdi-inc.co.jp.

Host names with a single IP:

system03.hmng.net points to 180.147.250.9

ns5.sendmail.ne.jp points to 218.251.116.225

ns6.sendmail.ne.jp points to 218.251.116.226

Mail Servers

denet-service.info is handled by three mail servers: mail.denet-service.info, sb03h.hmng.net and sb04h.hmng.net.

denet-service.info shares mail servers with other domains at least in part, for instance yumeclinic.or.jp, osakatruck.com, aika-agriculture.co.jp, nagaso.co.jp and longlife-holding.co.jp.

These mail servers are commonly used together with mail.yumeclinic.or.jp and mail.osakatruck.com.

Host names with a single IP:

mail.denet-service.info points to 180.147.250.32

sb03h.hmng.net points to 218.251.116.233

sb04h.hmng.net points to 218.251.116.234

denet-service.info - robtex.com