`thecoursegrid.digital`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3216^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:c7b2^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.50.22^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.199.178^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hugh.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c175^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hugh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2175^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hugh.ns.cloudflare.com`
		A	108.162.193.117^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	172.64.33.117^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	173.245.59.117^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
NS	`nena.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nena.ns.cloudflare.com`
		A	108.162.194.161^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	162.159.38.161^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
		A	172.64.34.161^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.50.22, 172.67.199.178
		IPv6 hints	2606:4700:3031::6815:3216, 2606:4700:3032::ac43:c7b2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=229, name=cloudflare-ech.com
SOA	`hugh.ns.cloudflare.com`dns@cloudflare.com serial=2410249872

`digital`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.digital` ⭐
	NS	`v0n1.nic.digital`
	NS	`v0n2.nic.digital`
	NS	`v0n3.nic.digital`
	NS	`v2n0.nic.digital`
	NS	`v2n1.nic.digital`
	SOA	`v0n0.nic.digital`hostmaster@donuts.email serial=1785280836

⚠️ On DNS blocklist: tif

Same first word

thecoursegrid.digital

Similar names

thegridsource.com

DNS History

6 records (6 active, 0 former)

●NShugh.ns.cloudflare.com2026-07-27 → 2026-07-29 · 2 obs

● 2026-07-27 10:08:02
● 2026-07-29 00:08:50

●NSnena.ns.cloudflare.com2026-07-27 → 2026-07-29 · 2 obs

● 2026-07-27 10:08:02
● 2026-07-29 00:08:50

●A104.21.50.222026-07-27 → 2026-07-29 · 2 obs

● 2026-07-27 10:08:02
● 2026-07-29 00:08:50

●A172.67.199.1782026-07-27 → 2026-07-29 · 2 obs

● 2026-07-27 10:08:02
● 2026-07-29 00:08:50

●A2606:4700:3031::6815:32162026-07-27 → 2026-07-29 · 2 obs

● 2026-07-27 10:08:02
● 2026-07-29 00:08:50

●A2606:4700:3032::ac43:c7b22026-07-27 → 2026-07-29 · 2 obs

● 2026-07-27 10:08:02
● 2026-07-29 00:08:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
digital	v0n1.nic.digital, v2n1.nic.digital, v0n3.nic.digital, v0n0.nic.digital...	-
thecoursegrid.digital	nena.ns.cloudflare.com, hugh.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.161

NS records: nena.ns.cloudflare.com, hugh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thecoursegrid.digital (unsigned zone)

⏱️ Timing

Total: 565ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.199.178, 104.21.50.22`
AAAA	2	`2606:4700:3031::6815:3216, 2606:4700:3032::ac43:c7b2`
NS	2	`hugh.ns.cloudflare.com, nena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hugh.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

thecoursegrid.digital has four IP addresses: 104.21.50.22, 172.67.199.178, 2606:4700:3031::6815:3216 and 2606:4700:3032::ac43:c7b2.

Additional host names — pyranelivoxa.com, jardimmdasborboletas.online, terraflow1.sbs and two others — share IP numbers with thecoursegrid.digital.

Name Servers

thecoursegrid.digital has two authoritative name servers — hugh.ns.cloudflare.com and nena.ns.cloudflare.com.

thecoursegrid.digital shares its name server setup with other domains, including execskillalign.sbs, bookcompact.click, bookembracepro.click and two others.

thecoursegrid.digital has at least partial name server overlap with other domains, such as intelme.com, zibofan.com, cakishop.com and two others.

It is common to see these name servers used together with name servers harlan.ns.cloudflare.com and brenna.ns.cloudflare.com.

Host names with 6 IP numbers:

hugh.ns.cloudflare.com points to 108.162.193.117, 172.64.33.117, 173.245.59.117 and 3 other IP addresses.

nena.ns.cloudflare.com points to 108.162.194.161, 162.159.38.161, 172.64.34.161 and 3 other IP addresses.

thecoursegrid.digital - robtex.com