dev-note.jp - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`dev-note.jp`

DNSSEC	⚠️ Not signed
A	202.181.97.89^{🇯🇵 AS9370202.181.96.0/20 SAKURA-B (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`www279.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 AS9371210.224.160.0/19}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 AS937061.211.236.0/24}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 AS9371133.167.21.0/24}
			PTR	`ns2.dns.ne.jp`
MX	`dev-note.jp` ⭐
		A	202.181.97.89^{🇯🇵 AS9370202.181.96.0/20 SAKURA-B (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www279.sakura.ne.jp`
TXT	`v=spf1 a:www279.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2024-08-11 #8

`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=1794220203

MX for

dev-note.jp

Same first word

dev-note.pages.dev

dev-note.com

dev-note.workers.dev

dev-note.jp

Similar names

Previous names

Next names

DNS History

5 records (5 active, 0 former)

●NSmaster.dns.ne.jp2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 04:56:00
● 2026-11-09 11:13:46

●NSns1.dns.ne.jp2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 04:56:00
● 2026-11-09 11:13:46

●NSns2.dns.ne.jp2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 04:56:00
● 2026-11-09 11:13:46

●MXdev-note.jp2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 04:56:00
● 2026-11-09 11:13:46

●A202.181.97.892026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 04:56:00
● 2026-11-09 11:13:46

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:133.167.21.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dev-note.jp (unsigned zone)

⏱️ Timing

Total: 1998ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.181.97.89`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`dev-note.jp (pri: 10)`
TXT	1	`v=spf1 a:www279.sakura.ne.jp mx ~all`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

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

IP Addresses

dev-note.jp directs to one IP number, which is 202.181.97.89.

Among the host names that share IP numbers with dev-note.jp are muron.jp, unlimited-design.work, balsa50.sakura.ne.jp and two others.

Name Servers

Three name servers are authoritative for dev-note.jp: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

dev-note.jp partially shares its NS delegation with several other domains, including sumiyoshi-church.org, roumu-kusunoki.com, unokichurch.com and two others.

Three hostnames, one IP address apiece: master.dns.ne.jp resolves to 210.224.172.18, ns1.dns.ne.jp resolves to 61.211.236.1 and ns2.dns.ne.jp resolves to 133.167.21.1.

Mail Servers

The MX record for dev-note.jp points to a single mail server: dev-note.jp.

There is one IP number for dev-note.jp: 202.181.97.89.