`coursetracking.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

coursetracking.com

Similar names

sourcetracking.com

DNS History

9 records (3 active, 6 former)

○NSdns.site5.com2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 18:30:12
○ 2015-10-17 01:16:58
○ 2026-03-22 22:32:54

○NSdns2.site5.com2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 18:30:12
○ 2015-10-17 01:16:58
○ 2026-03-22 22:32:54

●NSns.buydomains.com2026-02-18 → 2026-03-22 · 3 obs

○ 2017-09-29 17:26:42
● 2026-02-18 02:52:10
● 2026-03-22 22:32:54

○NSns1.domain.com2017-09-29 → 2017-09-29 · 4 obs

○ 2015-10-17 01:16:58
● 2017-09-29 17:26:42
○ 2026-02-18 02:52:10
○ 2026-03-22 22:32:54

○NSns2.domain.com2017-09-29 → 2017-09-29 · 4 obs

○ 2015-10-17 01:16:58
● 2017-09-29 17:26:42
○ 2026-02-18 02:52:10
○ 2026-03-22 22:32:54

●NSthis-domain-for-sale.com2026-02-18 → 2026-03-22 · 3 obs

○ 2017-09-29 17:26:42
● 2026-02-18 02:52:10
● 2026-03-22 22:32:54

○MXmx.coursetracking.com2017-09-29 → 2017-09-29 · 3 obs

● 2017-09-29 17:26:42
○ 2026-02-18 02:52:10
○ 2026-03-22 22:32:54

●A207.148.248.1432026-02-18 → 2026-03-22 · 3 obs

○ 2017-09-29 17:26:42
● 2026-02-18 02:52:10
● 2026-03-22 22:32:54

○A66.96.162.1312017-09-29 → 2017-09-29 · 3 obs

● 2017-09-29 17:26:42
○ 2026-02-18 02:52:10
○ 2026-03-22 22:32:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coursetracking.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 coursetracking.com (unsigned zone)

⏱️ Timing

Total: 114ms | 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

coursetracking.com points to a single IP: 207.148.248.143.

Other host names, for instance glittercreations.com, lape.org, edelweissphotography.com, tetrakis.com and cnap.net share IP numbers with coursetracking.com.

Name Servers

Two name servers this-domain-for-sale.com and ns.buydomains.com handle delegation for coursetracking.com.

coursetracking.com uses the same name server setup as other domains, for example beachaid.com, iltane.com, breakplanet.com, dois.org and paservice.com.

coursetracking.com shares name servers with other domains at least partially, for instance otaku.net, gbos.org and tlevent.com.

Host names with one IP number

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

Host name ns.buydomains.com points to 52.20.26.87

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

coursetracking.com - robtex.com