jnapi.jp - dns.ninja

`jnapi.jp`

DNSSEC	⚠️ Not signed
A	183.181.81.49^{🇯🇵 XSERVER-AS183.181.80.0/22 XSERVER Inc.}
		PTR	`sv10368.xserver.jp`
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.170^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.246^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns1.xserver.jp`
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp`
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp`
		A	183.90.224.226^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	183.90.224.230^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	202.226.39.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns4.xserver.jp`
NS	`ns5.xserver.jp`
		A	157.112.182.218^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	157.112.182.220^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	202.226.37.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns5.xserver.jp`
MX	`jnapi.jp` ⭐
		A	183.181.81.49^{🇯🇵 XSERVER-AS183.181.80.0/22 XSERVER Inc.}
			PTR	`sv10368.xserver.jp`
TXT	`v=spf1 +a:sv10368.xserver.jp +a:jnapi.jp +mx include:spf.sender.xserver.jp ~all`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`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=1786001402

MX for

jnapi.jp

Same first word

jnapi.jp

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DNS History

11 records (7 active, 4 former)

●NSns1.xserver.jp2026-03-25 → 2026-08-06 · 3 obs

○ 2021-02-24 06:20:40
● 2026-03-25 02:00:28
● 2026-08-06 07:49:58

●NSns2.xserver.jp2026-03-25 → 2026-08-06 · 3 obs

○ 2021-02-24 06:20:40
● 2026-03-25 02:00:28
● 2026-08-06 07:49:58

●NSns3.xserver.jp2026-03-25 → 2026-08-06 · 3 obs

○ 2021-02-24 06:20:40
● 2026-03-25 02:00:28
● 2026-08-06 07:49:58

●NSns4.xserver.jp2026-03-25 → 2026-08-06 · 3 obs

○ 2021-02-24 06:20:40
● 2026-03-25 02:00:28
● 2026-08-06 07:49:58

●NSns5.xserver.jp2026-03-25 → 2026-08-06 · 3 obs

○ 2021-02-24 06:20:40
● 2026-03-25 02:00:28
● 2026-08-06 07:49:58

○NSuns01.lolipop.jp2020-01-16 → 2021-02-24 · 4 obs

● 2020-01-16 13:59:12
● 2021-02-24 06:20:40
○ 2026-03-25 02:00:28
○ 2026-08-06 07:49:58

○NSuns02.lolipop.jp2020-01-16 → 2021-02-24 · 4 obs

● 2020-01-16 13:59:12
● 2021-02-24 06:20:40
○ 2026-03-25 02:00:28
○ 2026-08-06 07:49:58

●MXjnapi.jp2026-03-25 → 2026-08-06 · 3 obs

○ 2021-02-24 06:20:40
● 2026-03-25 02:00:28
● 2026-08-06 07:49:58

○MXmx01.lolipop.jp2020-01-16 → 2021-02-24 · 4 obs

● 2020-01-16 13:59:12
● 2021-02-24 06:20:40
○ 2026-03-25 02:00:28
○ 2026-08-06 07:49:58

○A157.7.107.1992020-01-16 → 2021-02-24 · 4 obs

● 2020-01-16 13:59:12
● 2021-02-24 06:20:40
○ 2026-03-25 02:00:28
○ 2026-08-06 07:49:58

●A183.181.81.492026-03-25 → 2026-08-06 · 3 obs

○ 2021-02-24 06:20:40
● 2026-03-25 02:00:28
● 2026-08-06 07:49:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	c.dns.jp, g.dns.jp, a.dns.jp, d.dns.jp...	-
jnapi.jp	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	11 records

✅ Authoritative Response

Server:202.226.36.164

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jnapi.jp (unsigned zone)

⏱️ Timing

Total: 620ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.181.81.49`
NS	5	`ns4.xserver.jp, ns2.xserver.jp...`
MX	1	`jnapi.jp (pri: 0)`
TXT	1	`v=spf1 +a:sv10368.xserver.jp +a:jnapi.jp`
SOA	1	`ns1.xserver.jp root.xserver.jp`

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Mail Server Role

jnapi.jp is listed as a mail server for itself.

IP Addresses

jnapi.jp resolves to one IP address: 183.181.81.49.

tsuki-akari.com, www.blink.jp, dgld.jp and two other host names share IP numbers with jnapi.jp.

Name Servers

jnapi.jp has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

The name servers of jnapi.jp overlap at least partially with those of other domains — among them atbam.net, toire-oodonya.jp, hgbcc.com and two more.

These name servers commonly appear alongside the name servers ns4.xserver.jp and ns5.xserver.jp.

Hostnames that resolve to three IP addresses:

ns1.xserver.jp has IP addresses 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp has IP addresses 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp has IP addresses 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts with just one IP address:

ns2.xserver.jp directs to 35.72.43.26.

ns3.xserver.jp directs to 202.226.36.247.

Mail Servers

Mail for jnapi.jp is handled by one mail server — jnapi.jp.

jnapi.jp has exactly one IP number: 183.181.81.49.