sim-note.com - dns.ninja

`sim-note.com`

DNSSEC	⚠️ Not signed
NS	`ns1.xserver.jp` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp` ⚠️ Not in zone NS records
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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`

`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=1785204232

Previously NS for

sim-note.com

MX for

sim-note.com

Same first word

sim-note.com

Similar names

DNS History

11 records (5 active, 6 former)

○NSdns01.muumuu-domain.com2017-05-09 → 2017-10-02 · 4 obs

● 2017-05-09 17:18:28
● 2017-10-02 03:28:50
○ 2026-03-08 07:10:10
○ 2026-07-28 02:17:02

○NSdns02.muumuu-domain.com2017-05-09 → 2017-10-02 · 4 obs

● 2017-05-09 17:18:28
● 2017-10-02 03:28:50
○ 2026-03-08 07:10:10
○ 2026-07-28 02:17:02

●NSns1.xserver.jp2026-06-09 → 2026-07-28 · 4 obs

○ 2026-03-08 07:10:10
○ 2026-05-14 14:02:20
● 2026-06-09 03:22:54
● 2026-07-28 02:17:02

●NSns2.xserver.jp2026-06-09 → 2026-07-28 · 4 obs

○ 2026-03-08 07:10:10
○ 2026-05-14 14:02:20
● 2026-06-09 03:22:54
● 2026-07-28 02:17:02

●NSns3.xserver.jp2026-06-09 → 2026-07-28 · 4 obs

○ 2026-03-08 07:10:10
○ 2026-05-14 14:02:20
● 2026-06-09 03:22:54
● 2026-07-28 02:17:02

●NSns4.xserver.jp2026-06-09 → 2026-07-28 · 4 obs

○ 2026-03-08 07:10:10
○ 2026-05-14 14:02:20
● 2026-06-09 03:22:54
● 2026-07-28 02:17:02

●NSns5.xserver.jp2026-06-09 → 2026-07-28 · 4 obs

○ 2026-03-08 07:10:10
○ 2026-05-14 14:02:20
● 2026-06-09 03:22:54
● 2026-07-28 02:17:02

○NSsim-note.com2017-05-09 → 2017-10-02 · 4 obs

● 2017-05-09 17:18:28
● 2017-10-02 03:28:50
○ 2026-03-08 07:10:10
○ 2026-07-28 02:17:02

○MXsim-note.com2026-06-09 → 2026-06-09 · 4 obs

○ 2026-03-08 07:10:10
○ 2026-05-14 14:02:20
● 2026-06-09 03:22:54
○ 2026-07-28 02:17:02

○A103.141.97.572026-06-09 → 2026-06-09 · 5 obs

○ 2026-03-08 07:10:10
○ 2026-05-14 14:02:20
● 2026-06-09 03:22:54
○ 2026-06-16 06:07:44
○ 2026-07-28 02:17:02

○A162.43.120.922026-06-16 → 2026-06-16 · 3 obs

○ 2026-06-09 03:22:54
● 2026-06-16 06:07:44
○ 2026-07-28 02:17:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net...	-
sim-note.com	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:157.112.182.218

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 sim-note.com (unsigned zone)

⏱️ Timing

Total: 4257ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.43.120.92`
NS	5	`ns3.xserver.jp, ns5.xserver.jp...`
MX	1	`sim-note.com (pri: 0)`
TXT	1	`v=spf1 +a:sv14091.xserver.jp +a:sim-note`
SOA	1	`ns1.xserver.jp root.xserver.jp`

Analysis

Mail Server Role

sim-note.com acts as its own mail server.

Name Servers

Delegation for sim-note.com is to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

sim-note.com has at least partial name server overlap with other domains, such as exstar-medical.com, tubutube.net, simis.jp and two others.

It is common to see these name servers used together with name servers ns4.xserver.jp and ns5.xserver.jp.

Host names with three IP numbers:

The hostname ns1.xserver.jp points to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

The hostname ns4.xserver.jp points to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

The hostname ns5.xserver.jp points to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names pointing to a single IP address:

The hostname ns2.xserver.jp resolves to 35.72.43.26.

The hostname ns3.xserver.jp resolves to 202.226.36.247.