`rio-hp-project.com`

DNSSEC	⚠️ Not signed
A	143.125.226.224^{🇯🇵 InfoSphere143.125.224.0/19 INFOSPHERE}
		PTR	`rio-hp-project.com`
NS	`ns4.mcnet.ad.jp` ⭐
		A	210.172.36.182^{🇯🇵 MCNET210.172.32.0/19}
NS	`ns5.mcnet.ad.jp`
		A	210.172.36.198^{🇯🇵 MCNET210.172.32.0/19}
MX	`mail.rio-hp-project.com` ⭐
		A	143.125.226.224^{🇯🇵 InfoSphere143.125.224.0/19 INFOSPHERE}
			PTR	`rio-hp-project.com`
TXT	`v=spf1 include:rio-hp-project.com.spf.hosting-pf.net ~all`
SOA	`ns4.mcnet.ad.jp`postmaster@mcnet.ad.jp 2007-01-31 #4

`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=1776172537

PTR for

224.226.125.143.in-addr.arpa

Subdomains

mail.rio-hp-project.com

Same first word

rio-hp-project.com

DNS History

5 records (4 active, 1 former)

●NSns4.mcnet.ad.jp2015-08-12 → 2026-04-14 · 2 obs

● 2015-08-12 23:48:24
● 2026-04-14 13:38:50

●NSns5.mcnet.ad.jp2015-08-12 → 2026-04-14 · 2 obs

● 2015-08-12 23:48:24
● 2026-04-14 13:38:50

●MXmail.rio-hp-project.com2015-08-12 → 2026-04-14 · 2 obs

● 2015-08-12 23:48:24
● 2026-04-14 13:38:50

●A143.125.226.2242018-06-20 → 2026-04-14 · 3 obs

○ 2017-01-05 13:13:16
● 2018-06-20 21:33:02
● 2026-04-14 13:38:50

○A219.103.39.1262015-08-12 → 2017-01-05 · 4 obs

● 2015-08-12 23:48:24
● 2017-01-05 13:13:16
○ 2018-06-20 21:33:02
○ 2026-04-14 13:38:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
rio-hp-project.com	ns4.mcnet.ad.jp, ns5.mcnet.ad.jp	-

✅ Authoritative Response

Server:210.172.36.198

NS records: ns4.mcnet.ad.jp, ns5.mcnet.ad.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rio-hp-project.com (unsigned zone)

⏱️ Timing

Total: 968ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`143.125.226.224`
NS	2	`ns4.mcnet.ad.jp, ns5.mcnet.ad.jp`
MX	1	`mail.rio-hp-project.com (pri: 10)`
TXT	1	`v=spf1 include:rio-hp-project.com.spf.ho`
SOA	1	`ns4.mcnet.ad.jp postmaster.mcnet.ad.jp`

Analysis

Hierarchy

The parent of mail.rio-hp-project.com is rio-hp-project.com.

IP Addresses

rio-hp-project.com points to IP number: 143.125.226.224.

Other host names, for instance mail.rio-hp-project.com share IP numbers with rio-hp-project.com.

Name Servers

rio-hp-project.com is delegated to two name servers: ns4.mcnet.ad.jp and ns5.mcnet.ad.jp.

rio-hp-project.com shares the same name server setup as zen-project.com, nick.or.jp, trustcom.net, kudoh-tk.co.jp and tomiyaryokan-chiran.jp.

Host names with a single IP:

ns4.mcnet.ad.jp points to 210.172.36.182.

ns5.mcnet.ad.jp points to 210.172.36.198.

Mail Servers

rio-hp-project.com is handled by a single mail server, mail.rio-hp-project.com.

mail.rio-hp-project.com points to a single IP: 143.125.226.224.

rio-hp-project.com - robtex.com