`masatomokojima.jp`

DNSSEC	⚠️ Not signed
A	157.65.16.122^{🇯🇵 InfoSphere157.65.16.0/20 INFOSPHERE}
		PTR	`masatomokojima.jp`
NS	`ns2.mcnet.ad.jp` ⭐
		A	2001:350:2:17::2^{🇯🇵 MCNET2001:350::/32 NTT SmartConnect Corp.}
			PTR	`ns2.mcnet.ad.jp`
		A	210.172.32.132^{🇯🇵 MCNET210.172.32.0/19}
			PTR	`ns2.mcnet.ad.jp`
NS	`ns.mcnet.ad.jp`
		A	2001:350:2:16::2^{🇯🇵 MCNET2001:350::/32 NTT SmartConnect Corp.}
			PTR	`ns.mcnet.ad.jp`
		A	210.172.32.50^{🇯🇵 MCNET210.172.32.0/19}
			PTR	`ns.mcnet.ad.jp`
MX	`mail.masatomokojima.jp` ⭐
		A	157.65.16.122^{🇯🇵 InfoSphere157.65.16.0/20 INFOSPHERE}
			PTR	`masatomokojima.jp`
TXT	`v=spf1 include:masatomokojima.jp.spf.hosting-pf.net ~all`
SOA	`ns.mcnet.ad.jp`postmaster@mcnet.ad.jp 2016-10-14 #3

`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=1785261603

WOT: SAFE (68/100)

PTR for

122.16.65.157.in-addr.arpa

Subdomains

mail.masatomokojima.jp

Same first word

masatomokojima.jp

DNS History

6 records (4 active, 2 former)

●NSns.mcnet.ad.jp2015-07-04 → 2026-07-28 · 2 obs

● 2015-07-04 14:43:12
● 2026-07-28 18:21:00

●NSns2.mcnet.ad.jp2015-07-04 → 2026-07-28 · 2 obs

● 2015-07-04 14:43:12
● 2026-07-28 18:21:00

●MXmail.masatomokojima.jp2015-07-04 → 2026-07-28 · 2 obs

● 2015-07-04 14:43:12
● 2026-07-28 18:21:00

●A157.65.16.1222020-01-28 → 2026-07-28 · 3 obs

○ 2017-03-08 00:20:10
● 2020-01-28 12:56:58
● 2026-07-28 18:21:00

○A203.211.208.1842017-03-08 → 2017-03-08 · 4 obs

○ 2016-07-03 06:19:16
● 2017-03-08 00:20:10
○ 2020-01-28 12:56:58
○ 2026-07-28 18:21:00

○A203.211.218.1282015-07-04 → 2016-07-03 · 4 obs

● 2015-07-04 14:43:12
● 2016-07-03 06:19:16
○ 2017-03-08 00:20:10
○ 2026-07-28 18:21:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	d.dns.jp, a.dns.jp, h.dns.jp, c.dns.jp...	-
masatomokojima.jp	ns2.mcnet.ad.jp, ns.mcnet.ad.jp	2 records

✅ Authoritative Response

Server:210.172.32.132

NS records: ns2.mcnet.ad.jp, ns.mcnet.ad.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masatomokojima.jp (unsigned zone)

⏱️ Timing

Total: 456ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.65.16.122`
NS	2	`ns.mcnet.ad.jp, ns2.mcnet.ad.jp`
MX	1	`mail.masatomokojima.jp (pri: 10)`
TXT	1	`v=spf1 include:masatomokojima.jp.spf.hos`
SOA	1	`ns.mcnet.ad.jp postmaster.mcnet.ad.jp`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.mcnet.ad.jp, ns.mcnet.ad.jp)

Analysis

Hierarchy

masatomokojima.jp is a parent domain of mail.masatomokojima.jp.

IP Addresses

masatomokojima.jp points to a single IP number: 157.65.16.122.

mail.masatomokojima.jp, for instance, is one of the other host names sharing IP numbers with masatomokojima.jp.

Name Servers

masatomokojima.jp uses two name servers for its delegation: ns2.mcnet.ad.jp and ns.mcnet.ad.jp.

masatomokojima.jp shares its name server setup with other domains, including arata-jp.com, pressance-jyuhan.jp, 180.189.202.in-addr.arpa and two others.

The two host names ns2.mcnet.ad.jp and ns.mcnet.ad.jp each have a pair of IP addresses: ns2.mcnet.ad.jp has 210.172.32.132 and 2001:350:2:17::2, and ns.mcnet.ad.jp has 210.172.32.50 and 2001:350:2:16::2.

Mail Servers

masatomokojima.jp has one mail server: mail.masatomokojima.jp.

mail.masatomokojima.jp directs to just one IP number, 157.65.16.122.

masatomokojima.jp - robtex.com