`roboticsnotes.jp`

DNSSEC	⚠️ Not signed
A	85.131.207.146^{🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.}
		PTR	`sv16405.xserver.jp`
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ip-202-226-36-164.defastlink.net`
		A	202.226.36.170^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ip-202-226-36-170.defastlink.net`
		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.}
			PTR	`ip-183-90-224-226.defastlink.net`
		A	183.90.224.230^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
			PTR	`ip-183-90-224-230.defastlink.net`
		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.}
			PTR	`ip-157-112-182-218.defastlink.net`
		A	157.112.182.220^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
			PTR	`ip-157-112-182-220.defastlink.net`
		A	202.226.37.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns5.xserver.jp`
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=1771290902

WOT: SAFE (68/100)

Up

www.roboticsnotes.jp

Same first word

roboticsnotes.com

roboticsnotes.tw

roboticsnotes.net

roboticsnotes.jp

roboticsnotes.tv

DNS History

10 records (6 active, 4 former)

○NSns-gm.dwango.co.jp2015-05-23 → 2017-05-17 · 4 obs

● 2015-05-23 03:27:00
● 2017-05-17 01:06:18
○ 2026-02-23 18:19:50
○ 2026-02-27 19:33:10

●NSns1.xserver.jp2026-02-23 → 2026-02-27 · 3 obs

○ 2017-05-17 01:06:18
● 2026-02-23 18:19:50
● 2026-02-27 19:33:10

○NSns101.dwango.co.jp2015-05-23 → 2017-05-17 · 4 obs

● 2015-05-23 03:27:00
● 2017-05-17 01:06:18
○ 2026-02-23 18:19:50
○ 2026-02-27 19:33:10

○NSns102.dwango.co.jp2015-05-23 → 2017-05-17 · 4 obs

● 2015-05-23 03:27:00
● 2017-05-17 01:06:18
○ 2026-02-23 18:19:50
○ 2026-02-27 19:33:10

●NSns2.xserver.jp2026-02-23 → 2026-02-27 · 3 obs

○ 2017-05-17 01:06:18
● 2026-02-23 18:19:50
● 2026-02-27 19:33:10

●NSns3.xserver.jp2026-02-23 → 2026-02-27 · 3 obs

○ 2017-05-17 01:06:18
● 2026-02-23 18:19:50
● 2026-02-27 19:33:10

●NSns4.xserver.jp2026-02-23 → 2026-02-27 · 3 obs

○ 2017-05-17 01:06:18
● 2026-02-23 18:19:50
● 2026-02-27 19:33:10

●NSns5.xserver.jp2026-02-23 → 2026-02-27 · 3 obs

○ 2017-05-17 01:06:18
● 2026-02-23 18:19:50
● 2026-02-27 19:33:10

○A112.78.119.272015-05-23 → 2017-05-17 · 4 obs

● 2015-05-23 03:27:00
● 2017-05-17 01:06:18
○ 2026-02-23 18:19:50
○ 2026-02-27 19:33:10

●A85.131.207.1462026-02-23 → 2026-02-27 · 3 obs

○ 2017-05-17 01:06:18
● 2026-02-23 18:19:50
● 2026-02-27 19:33:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
roboticsnotes.jp	ns3.xserver.jp, ns1.xserver.jp, ns4.xserver.jp, ns5.xserver.jp...	11 records

✅ Authoritative Response

Server: 35.72.43.26

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for roboticsnotes.jp (unsigned zone)

⏱️ Timing

Total: 826ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.131.207.146`
NS	5	`ns2.xserver.jp, ns1.xserver.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...)

AI analysis

The parent of www.roboticsnotes.jp is roboticsnotes.jp.

roboticsnotes.jp points to a single IP number: 85.131.207.146.

Other host names, for instance steinsgate0.jp, shienkenkyu.com, yuno-anime.com, naomi.co.jp and www.e-china.co.jp share IP numbers with roboticsnotes.jp.

roboticsnotes.jp is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

roboticsnotes.jp shares name servers with other domains at least partially, for instance blue-pier.com, 239.tokyo, kosatsu.net, s-hikaku.com and yourcard.co.jp.