`knowledge-trade.com`

DNSSEC	⚠️ Not signed
A	85.131.207.91^{🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.}
		PTR	`sv16350.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`
TXT	`v=spf1 +a:sv16350.xserver.jp +a:knowledge-trade.com +mx include:spf.sender.xs...`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`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=1774385782

Same first word

knowledge-trade.com

DNS History

8 records (6 active, 2 former)

●NSns1.xserver.jp2026-03-02 → 2026-03-24 · 3 obs

○ 2015-10-22 05:21:02
● 2026-03-02 06:33:34
● 2026-03-24 21:18:42

○NSns1.zcom.it2008-03-18 → 2008-03-18 · 3 obs

● 2008-03-18 17:07:56
○ 2015-10-22 05:21:02
○ 2026-03-24 21:18:42

●NSns2.xserver.jp2026-03-02 → 2026-03-24 · 3 obs

○ 2015-10-22 05:21:02
● 2026-03-02 06:33:34
● 2026-03-24 21:18:42

○NSns2.zcom.it2008-03-18 → 2008-03-18 · 3 obs

● 2008-03-18 17:07:56
○ 2015-10-22 05:21:02
○ 2026-03-24 21:18:42

●NSns3.xserver.jp2026-03-02 → 2026-03-24 · 3 obs

○ 2015-10-22 05:21:02
● 2026-03-02 06:33:34
● 2026-03-24 21:18:42

●NSns4.xserver.jp2026-03-02 → 2026-03-24 · 3 obs

○ 2015-10-22 05:21:02
● 2026-03-02 06:33:34
● 2026-03-24 21:18:42

●NSns5.xserver.jp2026-03-02 → 2026-03-24 · 3 obs

○ 2015-10-22 05:21:02
● 2026-03-02 06:33:34
● 2026-03-24 21:18:42

●A85.131.207.912026-03-02 → 2026-03-24 · 2 obs

● 2026-03-02 06:33:34
● 2026-03-24 21:18:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowledge-trade.com	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:202.226.39.247

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 knowledge-trade.com (unsigned zone)

⏱️ Timing

Total: 1037ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.131.207.91`
NS	5	`ns3.xserver.jp, ns4.xserver.jp...`
TXT	1	`v=spf1 +a:sv16350.xserver.jp +a:knowledg`
SOA	1	`ns1.xserver.jp root.xserver.jp`

Analysis

IP Addresses

knowledge-trade.com points to a single IP: 85.131.207.91.

Other host names, for instance mail.jasano.jp, life-design-partners.co.jp, ns.hurry.co.jp, adcolorbase.com and web-checker5.net share IP numbers with knowledge-trade.com.

Name Servers

knowledge-trade.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

knowledge-trade.com partially shares name servers with other domains; examples include nagoya-kaitori.com, kiyobinbo.com, shinkawadouri-dc.com, ility.co.jp and rozyhotel.com.

Host names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247

Host names with one IP number:

ns2.xserver.jp points to: 35.72.43.26

ns3.xserver.jp points to: 202.226.36.247

knowledge-trade.com - robtex.com