`theknowledgecircle.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`

`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=1771291435

Same first word

theknowledgecircle.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-02-24 → 2026-02-28 · 2 obs

● 2026-02-24 14:17:40
● 2026-02-28 13:01:24

●NSthis-domain-for-sale.com2026-02-24 → 2026-02-28 · 2 obs

● 2026-02-24 14:17:40
● 2026-02-28 13:01:24

●A207.148.248.1432015-11-17 → 2026-02-28 · 3 obs

○ 2015-07-19 07:34:22
● 2015-11-17 23:42:42
● 2026-02-28 13:01:24

○A66.151.181.492015-07-19 → 2015-07-19 · 3 obs

● 2015-07-19 07:34:22
○ 2015-11-17 23:42:42
○ 2026-02-28 13:01:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
theknowledgecircle.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server: 52.20.26.87

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for theknowledgecircle.com (unsigned zone)

⏱️ Timing

Total: 121ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

IP Addresses

theknowledgecircle.com points to a single IP number: 207.148.248.143.

Other host names, for instance recoverpad.com, plub.net, www.protv.org, navigatorexpress.com and rapidreviewer.com share IP numbers with theknowledgecircle.com.

Name Servers

theknowledgecircle.com is delegated to two name servers: this-domain-for-sale.com and ns.buydomains.com.

theknowledgecircle.com uses the same name server setup as other domains, for instance gamerskart.com, ispecialty.com, umastudio.com, picsportal.com and fusk.net.

theknowledgecircle.com shares name servers with other domains at least partially, for instance dashani.com and simplygarments.com.

Host names with a single IP number:

this-domain-for-sale.com points to 52.20.26.87.

ns.buydomains.com points to 52.20.26.87.

Host names pointing to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com.

theknowledgecircle.com - robtex.com