telemetrysync.courses - dns.ninja

`telemetrysync.courses`

DNSSEC	⚠️ Not signed
A	104.21.5.67^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.35^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`tim.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b91^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tim.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c191^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tim.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2191^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tim.ns.cloudflare.com`
		A	108.162.193.145^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tim.ns.cloudflare.com`
		A	172.64.33.145^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tim.ns.cloudflare.com`
		A	173.245.59.145^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tim.ns.cloudflare.com`
NS	`zelda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zelda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zelda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zelda.ns.cloudflare.com`
		A	108.162.192.242^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zelda.ns.cloudflare.com`
		A	172.64.32.242^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zelda.ns.cloudflare.com`
		A	173.245.58.242^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zelda.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.67, 172.67.133.35
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=229, name=cloudflare-ech.com
SOA	`tim.ns.cloudflare.com`dns@cloudflare.com serial=2404328866

`courses`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.courses` ⭐
	NS	`b.nic.courses`
	NS	`c.nic.courses`
	NS	`x.nic.courses`
	NS	`y.nic.courses`
	NS	`z.nic.courses`
	SOA	`a.nic.courses`admin@tldns.godaddy serial=1781353504

⚠️ On DNS blocklist: tif

Subdomains

www.telemetrysync.courses

Same first word

telemetrysync.courses

DNS History

4 records (4 active, 0 former)

●NStim.ns.cloudflare.com2026-05-23 → 2026-06-13 · 2 obs

● 2026-05-23 07:07:08
● 2026-06-13 13:11:52

●NSzelda.ns.cloudflare.com2026-05-23 → 2026-06-13 · 2 obs

● 2026-05-23 07:07:08
● 2026-06-13 13:11:52

●A104.21.5.672026-05-23 → 2026-06-13 · 2 obs

● 2026-05-23 07:07:08
● 2026-06-13 13:11:52

●A172.67.133.352026-05-23 → 2026-06-13 · 2 obs

● 2026-05-23 07:07:08
● 2026-06-13 13:11:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
courses	z.nic.courses, b.nic.courses, x.nic.courses, y.nic.courses...	12 records
telemetrysync.courses	zelda.ns.cloudflare.com, tim.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.242

NS records: zelda.ns.cloudflare.com, tim.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for telemetrysync.courses (unsigned zone)

⏱️ Timing

Total: 216ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.5.67, 172.67.133.35`
NS	2	`tim.ns.cloudflare.com, zelda.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`tim.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (z.nic.courses, z.nic.courses, b.nic.courses...)

Analysis

Hierarchy

www.telemetrysync.courses is a subdomain of telemetrysync.courses.

IP Addresses

telemetrysync.courses points to two IP numbers: 104.21.5.67 and 172.67.133.35.

factumintelligence.mx, drinkmaster.com.tr, casinoolimp-casino.com and two other host names share IP numbers with telemetrysync.courses.

Name Servers

Two name servers handle the delegation for telemetrysync.courses: tim.ns.cloudflare.com and zelda.ns.cloudflare.com.

telemetrysync.courses uses the same name servers as several other domains — among them masterdevs.com, distributed-runtime-lab.courses, pdfcompressor-original.pages.dev and two more.

The name servers of telemetrysync.courses overlap at least partially with those of other domains — among them qa-platforms.com, 9j6d5.com, gyggcm.com and two more.

These name servers commonly appear alongside the name servers adrian.ns.cloudflare.com and arvind.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

tim.ns.cloudflare.com resolves to 108.162.193.145, 172.64.33.145 and 173.245.59.145 among others, with 3 other IP addresses in total.

zelda.ns.cloudflare.com resolves to 108.162.192.242, 172.64.32.242 and 173.245.58.242 among others, with 3 other IP addresses in total.