setfreecourse.com - dns.ninja

`setfreecourse.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:325b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9fa3^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.50.91^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.159.163^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rocky.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3be3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rocky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rocky.ns.cloudflare.com`
		A	108.162.193.227^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	172.64.33.227^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	173.245.59.227^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
NS	`rosa.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosa.ns.cloudflare.com`
		A	108.162.192.228^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	172.64.32.228^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	173.245.58.228^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
MX	`setfreecourse-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr02cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:f907::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm1pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:f912::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr03cu00200.inbound.protection.outlook.com`
		A	52.101.9.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr02cu00100.inbound.protection.outlook.com`
		A	52.101.9.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00103.inbound.protection.outlook.com`
		A	52.101.10.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	52.101.41.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00305.inbound.protection.outlook.com`
TXT	`MS=ms58379074`
TXT	`google-site-verification=zr4u46zpxv_qUaFwRzcosZMWJugf5GBX0h3UHCP-3gs`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.50.91, 172.67.159.163
		IPv6 hints	2606:4700:3033::6815:325b, 2606:4700:3037::ac43:9fa3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=141, name=cloudflare-ech.com
SOA	`rocky.ns.cloudflare.com`dns@cloudflare.com serial=2408305179

`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=1785460847

Subdomains

www.setfreecourse.com

Same first word

setfreecourse.com

DNS History

22 records (7 active, 15 former)

○NSns39.domaincontrol.com2018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

○NSns40.domaincontrol.com2018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

●NSrocky.ns.cloudflare.com2026-02-25 → 2026-07-31 · 3 obs

○ 2018-08-09 15:46:54
● 2026-02-25 19:38:32
● 2026-07-31 01:21:52

●NSrosa.ns.cloudflare.com2026-02-25 → 2026-07-31 · 3 obs

○ 2018-08-09 15:46:54
● 2026-02-25 19:38:32
● 2026-07-31 01:21:52

●MXsetfreecourse-com.mail.protection.outlook.com2026-02-25 → 2026-07-31 · 2 obs

● 2026-02-25 19:38:32
● 2026-07-31 01:21:52

●A104.21.50.912026-02-25 → 2026-07-31 · 8 obs

○ 2018-08-09 15:46:54
● 2026-02-25 19:38:32
● 2026-06-14 12:00:06
○ 2026-06-18 04:41:34
● 2026-07-05 09:00:56
○ 2026-07-08 09:09:48
● 2026-07-16 18:48:42
● 2026-07-31 01:21:52

●A172.67.159.1632026-02-25 → 2026-07-31 · 8 obs

○ 2018-08-09 15:46:54
● 2026-02-25 19:38:32
● 2026-06-14 12:00:06
○ 2026-06-18 04:41:34
● 2026-07-05 09:00:56
○ 2026-07-08 09:09:48
● 2026-07-16 18:48:42
● 2026-07-31 01:21:52

○A184.168.221.622018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

○A188.114.96.02026-06-18 → 2026-07-08 · 7 obs

○ 2026-02-25 19:38:32
○ 2026-06-14 12:00:06
● 2026-06-18 04:41:34
○ 2026-07-05 09:00:56
● 2026-07-08 09:09:48
○ 2026-07-16 18:48:42
○ 2026-07-31 01:21:52

○A188.114.97.02026-06-18 → 2026-07-08 · 7 obs

○ 2026-02-25 19:38:32
○ 2026-06-14 12:00:06
● 2026-06-18 04:41:34
○ 2026-07-05 09:00:56
● 2026-07-08 09:09:48
○ 2026-07-16 18:48:42
○ 2026-07-31 01:21:52

○A2606:4700:3030::ac43:9fa32026-02-25 → 2026-07-05 · 7 obs

○ 2018-08-09 15:46:54
● 2026-02-25 19:38:32
● 2026-06-14 12:00:06
○ 2026-06-18 04:41:34
● 2026-07-05 09:00:56
○ 2026-07-08 09:09:48
○ 2026-07-31 01:21:52

●A2606:4700:3033::6815:325b2026-07-16 → 2026-07-31 · 3 obs

○ 2026-07-08 09:09:48
● 2026-07-16 18:48:42
● 2026-07-31 01:21:52

○A2606:4700:3036::6815:325b2026-02-25 → 2026-07-05 · 7 obs

○ 2018-08-09 15:46:54
● 2026-02-25 19:38:32
● 2026-06-14 12:00:06
○ 2026-06-18 04:41:34
● 2026-07-05 09:00:56
○ 2026-07-08 09:09:48
○ 2026-07-31 01:21:52

●A2606:4700:3037::ac43:9fa32026-07-16 → 2026-07-31 · 3 obs

○ 2026-07-08 09:09:48
● 2026-07-16 18:48:42
● 2026-07-31 01:21:52

○A2a06:98c1:3120::2026-06-18 → 2026-07-08 · 7 obs

○ 2026-02-25 19:38:32
○ 2026-06-14 12:00:06
● 2026-06-18 04:41:34
○ 2026-07-05 09:00:56
● 2026-07-08 09:09:48
○ 2026-07-16 18:48:42
○ 2026-07-31 01:21:52

○A2a06:98c1:3121::2026-06-18 → 2026-07-08 · 7 obs

○ 2026-02-25 19:38:32
○ 2026-06-14 12:00:06
● 2026-06-18 04:41:34
○ 2026-07-05 09:00:56
● 2026-07-08 09:09:48
○ 2026-07-16 18:48:42
○ 2026-07-31 01:21:52

○A50.63.202.392018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

○A50.63.202.472018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

○A50.63.202.482018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

○A50.63.202.522018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

○A50.63.202.552018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

○A50.63.202.582018-08-09 → 2018-08-09 · 4 obs

● 2018-08-09 15:46:08
● 2018-08-09 15:46:54
○ 2026-02-25 19:38:32
○ 2026-07-31 01:21:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net...	-
setfreecourse.com	rosa.ns.cloudflare.com, rocky.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.227

NS records: rosa.ns.cloudflare.com, rocky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for setfreecourse.com (unsigned zone)

⏱️ Timing

Total: 373ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.159.163, 104.21.50.91`
AAAA	2	`2606:4700:3037::ac43:9fa3, 2606:4700:3033::6815:325b`
NS	2	`rocky.ns.cloudflare.com, rosa.ns.cloudflare.com`
MX	1	`setfreecourse-com.mail.protection.outloo`
TXT	3	`MS=ms58379074, google-site-verification=zr4u46zpxv_qUaF...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rocky.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The domain www.setfreecourse.com falls under the parent setfreecourse.com.

IP Addresses

setfreecourse.com directs to four IP numbers, which are 104.21.50.91, 172.67.159.163, 2606:4700:3033::6815:325b and 2606:4700:3037::ac43:9fa3.

Two other host names, along with gnrenarsmfyys.website, johnathanvaha528.huicopper.com and *.angelfire.miloqmry648.huicopper.com, also share IP numbers with setfreecourse.com.

Name Servers

setfreecourse.com uses two name servers for its delegation: rocky.ns.cloudflare.com and rosa.ns.cloudflare.com.

setfreecourse.com shares its NS records with other domains, for example cleanchoicesolutions.com, northamericanguitars.com, esrinivas.com and two others.

At least some of setfreecourse.com's name servers are shared with other domains, for example hometaxfacts.org, sabi4dplay09.shop, pawpaw4dktn.com and two more.

These name servers tend to be used in conjunction with the name servers darl.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname rocky.ns.cloudflare.com directs to 108.162.193.227, 172.64.33.227 and 173.245.59.227 along with 3 other IP addresses.

Hostname rosa.ns.cloudflare.com directs to 108.162.192.228, 172.64.32.228 and 173.245.58.228 along with 3 other IP addresses.

Mail Servers

The sole mail server for setfreecourse.com is setfreecourse-com.mail.protection.outlook.com.

With 8 IP addresses total, setfreecourse-com.mail.protection.outlook.com resolves to 52.101.9.0, 52.101.9.11, 52.101.10.16 and 5 others.