knowledgegroup.us - dns.ninja

`knowledgegroup.us`

DNSSEC	⚠️ Not signed
A	203.27.227.220^{🇦🇺 Amazon203.27.227.0/24 Arq Group Enterprise Pty Ltd Level 10, 505 Little Collins Street}
NS	`dns1.cscdns.net` ⭐
		A	2610:a1:1022::100^{🇺🇸 MAINT-ID-120082610:a1:1022::/48 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
		A	156.154.130.100^{🇺🇸 MAINT-ID-12008156.154.130.0/24 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`ns5.bac.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`g.ns-bac.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
NS	`dns2.cscdns.net`
		A	2610:a1:1023::100^{🇺🇸 MAINT-ID-120082610:a1:1023::/48 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
		A	156.154.131.100^{🇺🇸 MAINT-ID-12008156.154.131.0/24 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`ns9.bac.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
			PTR	`h.ns-bac.org`
TXT	`v=spf1 -all`
SOA	`dns1.cscdns.net`hostmaster@cscdns.net 2013-12-15 #4

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1783716590

Same first word

knowledgegroup.us

knowledgegroup.org

knowledgegroup.info

knowledgegroup.co.th

knowledgegroup.co

knowledgegroup.no

knowledgegroup.in

DNS History

7 records (3 active, 4 former)

○NSa4.nstld.com2015-07-17 → 2017-11-19 · 4 obs

● 2015-07-17 01:28:00
● 2017-11-19 12:47:08
○ 2026-06-06 03:44:10
○ 2026-07-10 21:27:22

●NSdns1.cscdns.net2026-06-06 → 2026-07-10 · 3 obs

○ 2017-11-19 12:47:08
● 2026-06-06 03:44:10
● 2026-07-10 21:27:22

●NSdns2.cscdns.net2026-06-06 → 2026-07-10 · 3 obs

○ 2017-11-19 12:47:08
● 2026-06-06 03:44:10
● 2026-07-10 21:27:22

○NSf4.nstld.com2015-07-17 → 2017-11-19 · 4 obs

● 2015-07-17 01:28:00
● 2017-11-19 12:47:08
○ 2026-06-06 03:44:10
○ 2026-07-10 21:27:22

○NSg4.nstld.com2015-07-17 → 2017-11-19 · 4 obs

● 2015-07-17 01:28:00
● 2017-11-19 12:47:08
○ 2026-06-06 03:44:10
○ 2026-07-10 21:27:22

○NSl4.nstld.com2015-07-17 → 2017-11-19 · 4 obs

● 2015-07-17 01:28:00
● 2017-11-19 12:47:08
○ 2026-06-06 03:44:10
○ 2026-07-10 21:27:22

●A203.27.227.2202015-07-17 → 2026-07-10 · 2 obs

● 2015-07-17 01:28:00
● 2026-07-10 21:27:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...	-
knowledgegroup.us	dns2.cscdns.net, dns1.cscdns.net	-

✅ Authoritative Response

Server:156.154.131.100

NS records: dns2.cscdns.net, dns1.cscdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgegroup.us (unsigned zone)

⏱️ Timing

Total: 1031ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.27.227.220`
NS	2	`dns1.cscdns.net, dns2.cscdns.net`
TXT	1	`v=spf1 -all`
SOA	1	`dns1.cscdns.net hostmaster.cscdns.net`

Analysis

IP Addresses

knowledgegroup.us points to a single IP number: 203.27.227.220.

Additional host names — stopflinthillsresources.com, bridgestone-firestone.sh, bluetooth.fm and two others — share IP numbers with knowledgegroup.us.

Name Servers

knowledgegroup.us uses two name servers for its delegation: dns1.cscdns.net and dns2.cscdns.net.

knowledgegroup.us shares its name server setup with other domains, including symbion.biz, geneve-airport-shopping.com, jobcentreplus.gov.uk and two others.

Some name servers delegated to knowledgegroup.us are also used by other domains, notably pv-holidays.dk and xn----zb2b56ebb936eqwl.xn--55qx5d.

These name servers frequently co-occur with the name servers ns2.domainnetwork.se and ns.domainnetwork.se.

The two host names dns1.cscdns.net and dns2.cscdns.net each have a pair of IP addresses: dns1.cscdns.net has 156.154.130.100 and 2610:a1:1022::100, and dns2.cscdns.net has 156.154.131.100 and 2610:a1:1023::100.