oitamh.jp - dns.ninja

`oitamh.jp`

DNSSEC	⚠️ Not signed
A	133.167.8.19^{🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
		PTR	`www5109.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
			PTR	`ns2.dns.ne.jp`
MX	`oitamh.jp` ⭐
		A	133.167.8.19^{🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
			PTR	`www5109.sakura.ne.jp`
TXT	`v=spf1 a:www5109.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2024-08-17 #1

`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=1780582502

MX for

oitamh.jp

Subdomains

www.oitamh.jp

Same first word

oitamh.jp

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DNS History

8 records (5 active, 3 former)

●NSmaster.dns.ne.jp2026-04-01 → 2026-06-04 · 3 obs

○ 2021-04-11 15:15:02
● 2026-04-01 17:54:22
● 2026-06-04 14:51:00

●NSns1.dns.ne.jp2026-04-01 → 2026-06-04 · 3 obs

○ 2021-04-11 15:15:02
● 2026-04-01 17:54:22
● 2026-06-04 14:51:00

●NSns2.dns.ne.jp2026-04-01 → 2026-06-04 · 3 obs

○ 2021-04-11 15:15:02
● 2026-04-01 17:54:22
● 2026-06-04 14:51:00

○NSns3.sphere.ad.jp2015-07-20 → 2021-04-11 · 4 obs

● 2015-07-20 18:19:50
● 2021-04-11 15:15:02
○ 2026-04-01 17:54:22
○ 2026-06-04 14:51:00

○NSns4.sphere.ad.jp2015-07-20 → 2021-04-11 · 4 obs

● 2015-07-20 18:19:50
● 2021-04-11 15:15:02
○ 2026-04-01 17:54:22
○ 2026-06-04 14:51:00

●MXoitamh.jp2015-07-20 → 2026-06-04 · 2 obs

● 2015-07-20 18:19:50
● 2026-06-04 14:51:00

○A119.245.145.1002015-07-20 → 2021-04-11 · 4 obs

● 2015-07-20 18:19:50
● 2021-04-11 15:15:02
○ 2026-04-01 17:54:22
○ 2026-06-04 14:51:00

●A133.167.8.192026-04-01 → 2026-06-04 · 3 obs

○ 2021-04-11 15:15:02
● 2026-04-01 17:54:22
● 2026-06-04 14:51:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
oitamh.jp	ns2.dns.ne.jp, ns1.dns.ne.jp	2 records

✅ Authoritative Response

Server:61.211.236.1

NS records: ns2.dns.ne.jp, ns1.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oitamh.jp (unsigned zone)

⏱️ Timing

Total: 778ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`133.167.8.19`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`oitamh.jp (pri: 10)`
TXT	1	`v=spf1 a:www5109.sakura.ne.jp mx ~all`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)

Analysis

Hierarchy

oitamh.jp is the parent zone for www.oitamh.jp.

Mail Server Role

The MX record for oitamh.jp points back to oitamh.jp — it is its own mail server.

IP Addresses

oitamh.jp directs to one IP number, which is 133.167.8.19.

Among the host names that share IP numbers with oitamh.jp are seiri.la, www5109.sakura.ne.jp, izumi-motoyawata.jp and two others.

Name Servers

DNS for oitamh.jp is handled by three authoritative name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

oitamh.jp partially shares its NS delegation with several other domains, including deli-koukyu.com, otasuke-koubou.com, www.asmr-ears.com and two others.

master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp all have one IP address each — master.dns.ne.jp directs to 210.224.172.18, ns1.dns.ne.jp directs to 61.211.236.1 and ns2.dns.ne.jp directs to 133.167.21.1.

Mail Servers

The MX record for oitamh.jp points to a single mail server: oitamh.jp.

oitamh.jp has exactly one IP number: 133.167.8.19.