`coursestudent.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:cd02^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:253c^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.60^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.205.2^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`journey.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2603^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`journey.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c203^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`journey.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2203^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`journey.ns.cloudflare.com`
		A	108.162.194.3^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`journey.ns.cloudflare.com`
		A	162.159.38.3^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`journey.ns.cloudflare.com`
		A	172.64.34.3^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`journey.ns.cloudflare.com`
NS	`yahir.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c22^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yahir.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c322^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yahir.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2322^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yahir.ns.cloudflare.com`
		A	108.162.195.34^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yahir.ns.cloudflare.com`
		A	162.159.44.34^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yahir.ns.cloudflare.com`
		A	172.64.35.34^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yahir.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`google-site-verification=IBsBIzOTFyLffVJcArB2xpk69aNU3I0GdYc7kcpfLRo`
TXT	`v=spf1 include:zoho.com include:zohomail.com ~all`
TXT	`zoho-verification=zb09728232.zmverify.zoho.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.60, 172.67.205.2
		IPv6 hints	2606:4700:3033::ac43:cd02, 2606:4700:3034::6815:253c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=252, name=cloudflare-ech.com
SOA	`journey.ns.cloudflare.com`dns@cloudflare.com serial=2406872084

`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=1783237801

Same first word

coursestudent.com

Similar names

studentsource.com

studentsource.org

DNS History

18 records (9 active, 9 former)

●NSjourney.ns.cloudflare.com2026-06-02 → 2026-07-05 · 3 obs

○ 2017-02-11 05:13:42
● 2026-06-02 00:54:50
● 2026-07-05 07:53:22

○NSsubwebsite.earth.orderbox-dns.com2015-12-16 → 2016-06-21 · 4 obs

● 2015-12-16 13:05:36
● 2016-06-21 12:57:58
○ 2017-02-11 05:13:42
○ 2026-07-05 07:53:22

○NSsubwebsite.mars.orderbox-dns.com2015-12-16 → 2016-06-21 · 4 obs

● 2015-12-16 13:05:36
● 2016-06-21 12:57:58
○ 2017-02-11 05:13:42
○ 2026-07-05 07:53:22

○NSsubwebsite.mercury.orderbox-dns.com2015-12-16 → 2016-06-21 · 4 obs

● 2015-12-16 13:05:36
● 2016-06-21 12:57:58
○ 2017-02-11 05:13:42
○ 2026-07-05 07:53:22

○NSsubwebsite.venus.orderbox-dns.com2015-12-16 → 2016-06-21 · 4 obs

● 2015-12-16 13:05:36
● 2016-06-21 12:57:58
○ 2017-02-11 05:13:42
○ 2026-07-05 07:53:22

●NSyahir.ns.cloudflare.com2026-06-02 → 2026-07-05 · 3 obs

○ 2017-02-11 05:13:42
● 2026-06-02 00:54:50
● 2026-07-05 07:53:22

●MXmx.zoho.com2026-06-02 → 2026-07-05 · 2 obs

● 2026-06-02 00:54:50
● 2026-07-05 07:53:22

●MXmx2.zoho.com2026-06-02 → 2026-07-05 · 2 obs

● 2026-06-02 00:54:50
● 2026-07-05 07:53:22

●MXmx3.zoho.com2026-06-02 → 2026-07-05 · 2 obs

● 2026-06-02 00:54:50
● 2026-07-05 07:53:22

●A104.21.37.602026-06-02 → 2026-07-05 · 5 obs

○ 2017-02-11 05:13:42
● 2026-06-02 00:54:50
○ 2026-06-05 13:05:50
● 2026-07-01 01:13:54
● 2026-07-05 07:53:22

●A172.67.205.22026-06-02 → 2026-07-05 · 5 obs

○ 2017-02-11 05:13:42
● 2026-06-02 00:54:50
○ 2026-06-05 13:05:50
● 2026-07-01 01:13:54
● 2026-07-05 07:53:22

○A173.193.105.2422015-12-16 → 2016-06-21 · 4 obs

● 2015-12-16 13:05:36
● 2016-06-21 12:57:58
○ 2017-02-11 05:13:42
○ 2026-07-05 07:53:22

○A188.114.96.02026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-02 00:54:50
● 2026-06-05 13:05:50
○ 2026-07-01 01:13:54
○ 2026-07-05 07:53:22

○A188.114.97.02026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-02 00:54:50
● 2026-06-05 13:05:50
○ 2026-07-01 01:13:54
○ 2026-07-05 07:53:22

●A2606:4700:3033::ac43:cd022026-06-02 → 2026-07-05 · 5 obs

○ 2017-02-11 05:13:42
● 2026-06-02 00:54:50
○ 2026-06-05 13:05:50
● 2026-07-01 01:13:54
● 2026-07-05 07:53:22

●A2606:4700:3034::6815:253c2026-06-02 → 2026-07-05 · 5 obs

○ 2017-02-11 05:13:42
● 2026-06-02 00:54:50
○ 2026-06-05 13:05:50
● 2026-07-01 01:13:54
● 2026-07-05 07:53:22

○A2a06:98c1:3120::2026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-02 00:54:50
● 2026-06-05 13:05:50
○ 2026-07-01 01:13:54
○ 2026-07-05 07:53:22

○A2a06:98c1:3121::2026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-02 00:54:50
● 2026-06-05 13:05:50
○ 2026-07-01 01:13:54
○ 2026-07-05 07:53:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coursestudent.com	journey.ns.cloudflare.com, yahir.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.34

NS records: journey.ns.cloudflare.com, yahir.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursestudent.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.37.60, 172.67.205.2`
AAAA	2	`2606:4700:3033::ac43:cd02, 2606:4700:3034::6815:253c`
NS	2	`journey.ns.cloudflare.com, yahir.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	3	`google-site-verification=IBsBIzOTFyLffVJ, v=spf1 include:zoho.com include:zohomail...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`journey.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (journey.ns.cloudflare.com, journey.ns.cloudflare.com, journey.ns.cloudflare.com...)

Analysis

IP Addresses

coursestudent.com directs to four IP numbers, which are 104.21.37.60, 172.67.205.2, 2606:4700:3033::ac43:cd02 and 2606:4700:3034::6815:253c.

Among the host names that share IP numbers with coursestudent.com are brideboutique.net, jerryschroeder.net, storywala.net and two others.

Name Servers

coursestudent.com uses two name servers for its delegation: journey.ns.cloudflare.com and yahir.ns.cloudflare.com.

coursestudent.com uses the same name servers as mearnsfamily.com, caiaasian.asia, marctanphoto.com and jcyouurou.cyou, among others.

The name servers of coursestudent.com overlap at least partially with those of other domains — among them bitz-casino.net, fastflash.com, pdaiacehtengah.net and two more.

These name servers commonly appear alongside the name servers eve.ns.cloudflare.com and alexia.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname journey.ns.cloudflare.com directs to 108.162.194.3, 162.159.38.3 and 172.64.34.3 along with 3 other IP addresses.

Hostname yahir.ns.cloudflare.com directs to 108.162.195.34, 162.159.44.34 and 172.64.35.34 along with 3 other IP addresses.

Mail Servers

Mail for coursestudent.com is routed through three mail servers — mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

coursestudent.com shares at least some of its mail servers with other domains — for example lyfepix.com, febrayer.com, khudothianhuymyviet.vn and two more.

mx2.zoho.com has IP address 204.141.33.44, and mx3.zoho.com and mx.zoho.com both have IP address 204.141.43.44.

Both mx3.zoho.com and mx.zoho.com resolve to 204.141.43.44 IP addresses each.

coursestudent.com - robtex.com