coursearnk.com - dns.ninja

`coursearnk.com`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.awsglobalaccelerator.com`
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com`
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns6.markmonitor.com`
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
NS	`ns7.markmonitor.com`
		A	2620:10a:80a9::2^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.2^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
TXT	`v=spf1 -all`
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2023-09-20 #1

`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=1786030234

Same first word

coursearnk.com

Similar names

serkanoruc.com.tr

ranksource.com

coruserank.com

courserank.ru

coursernak.com

sourcerank.com

knorrsauce.com

courserank.com

DNS History

13 records (8 active, 5 former)

●NSns1.markmonitor.com2016-03-13 → 2026-08-06 · 3 obs

○ 2015-12-06 00:11:04
● 2016-03-13 15:03:22
● 2026-08-06 16:00:46

●NSns2.markmonitor.com2016-03-13 → 2026-08-06 · 3 obs

○ 2015-12-06 00:11:04
● 2016-03-13 15:03:22
● 2026-08-06 16:00:46

●NSns3.markmonitor.com2016-03-13 → 2026-08-06 · 3 obs

○ 2015-12-06 00:11:04
● 2016-03-13 15:03:22
● 2026-08-06 16:00:46

●NSns4.markmonitor.com2016-03-13 → 2026-08-06 · 3 obs

○ 2015-12-06 00:11:04
● 2016-03-13 15:03:22
● 2026-08-06 16:00:46

●NSns5.markmonitor.com2016-03-13 → 2026-08-06 · 3 obs

○ 2015-12-06 00:11:04
● 2016-03-13 15:03:22
● 2026-08-06 16:00:46

●NSns6.markmonitor.com2016-03-13 → 2026-08-06 · 3 obs

○ 2015-12-06 00:11:04
● 2016-03-13 15:03:22
● 2026-08-06 16:00:46

●NSns7.markmonitor.com2016-03-13 → 2026-08-06 · 3 obs

○ 2015-12-06 00:11:04
● 2016-03-13 15:03:22
● 2026-08-06 16:00:46

○NSudns1.ultradns.net2015-08-12 → 2015-12-06 · 4 obs

● 2015-08-12 17:09:00
● 2015-12-06 00:11:04
○ 2016-03-13 15:03:22
○ 2026-08-06 16:00:46

○NSudns2.ultradns.net2015-08-12 → 2015-12-06 · 4 obs

● 2015-08-12 17:09:00
● 2015-12-06 00:11:04
○ 2016-03-13 15:03:22
○ 2026-08-06 16:00:46

○A216.146.46.102015-08-12 → 2015-12-06 · 4 obs

● 2015-08-12 17:09:00
● 2015-12-06 00:11:04
○ 2016-03-13 15:03:22
○ 2026-08-06 16:00:46

○A216.146.46.112015-08-12 → 2015-12-06 · 4 obs

● 2015-08-12 17:09:00
● 2015-12-06 00:11:04
○ 2016-03-13 15:03:22
○ 2026-08-06 16:00:46

●A3.33.139.322026-06-23 → 2026-08-06 · 3 obs

○ 2019-12-30 16:21:28
● 2026-06-23 08:27:30
● 2026-08-06 16:00:46

○A72.52.10.142016-03-13 → 2019-12-30 · 5 obs

○ 2015-12-06 00:11:04
● 2016-03-13 15:03:22
● 2019-12-30 16:21:28
○ 2026-06-23 08:27:30
○ 2026-08-06 16:00:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net...	-
coursearnk.com	ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com...	14 records

✅ Authoritative Response

Server:149.112.161.2

NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com, ns7.markmonitor.com, ns2.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursearnk.com (unsigned zone)

⏱️ Timing

Total: 236ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	7	`ns7.markmonitor.com, ns1.markmonitor.com...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)

Analysis

IP Addresses

coursearnk.com has exactly one IP address — 3.33.139.32.

wourtime.com, enduranceworkerscompinsurancecompany.com, singlesweekendlv.com plus two other host names have IP numbers in common with coursearnk.com.

Name Servers

DNS for coursearnk.com is handled by 7 name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 others.

There is at least partial name server overlap between coursearnk.com and other domains — stackmobapp.com, myswapsall.com, crocodile.co and two more among them.

These name servers tend to appear in combination with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names pointing to two IP addresses:

ns1.markmonitor.com has two IP addresses: 149.112.160.1 and 2620:10a:80a8::1.

ns2.markmonitor.com has two IP addresses: 176.97.158.1 and 2001:67c:10b8::1.

ns3.markmonitor.com has two IP addresses: 149.112.161.1 and 2620:10a:80a9::1.

ns4.markmonitor.com has two IP addresses: 192.174.68.1 and 2001:67c:1bc::1.

ns5.markmonitor.com has two IP addresses: 149.112.160.2 and 2620:10a:80a8::2.

ns6.markmonitor.com has two IP addresses: 176.97.158.3 and 2001:67c:10b8::3.

ns7.markmonitor.com has two IP addresses: 149.112.161.2 and 2620:10a:80a9::2.