`dev.udemycdn.com`

DNSSEC	⚠️ Not signed
NS	`laura.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`laura.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`laura.ns.cloudflare.com`
		A	108.162.192.183^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	172.64.32.183^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
		A	173.245.58.183^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laura.ns.cloudflare.com`
NS	`lennox.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cd6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennox.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lennox.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lennox.ns.cloudflare.com`
		A	108.162.195.214^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.44.214^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.35.214^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`laura.ns.cloudflare.com`dns@cloudflare.com serial=2407453660

`udemycdn.com`

	DNSSEC	⚠️ Not signed
	A	209.134.54.231^{🇺🇸 CONNECTRIA-ASN-1209.134.54.0/24}
	NS	`anna.ns.cloudflare.com` ⭐
	NS	`pete.ns.cloudflare.com`
	TXT	`_globalsign-domain-verification=ukdlqIyVJhfOmGklFGH0Xtydu0n_vlmA7bQv0_p0qj`
	SOA	`anna.ns.cloudflare.com`dns@cloudflare.com serial=2407083664

📈 Tranco rank: #21,038

Subdomains

mp4-cf.dev.udemycdn.com

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evd.info

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DNS History

2 records (2 active, 0 former)

●NSlaura.ns.cloudflare.com2026-04-06 → 2026-06-29 · 2 obs

● 2026-04-06 08:53:30
● 2026-06-29 09:25:48

●NSlennox.ns.cloudflare.com2026-04-06 → 2026-06-29 · 2 obs

● 2026-04-06 08:53:30
● 2026-06-29 09:25:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net...	-
udemycdn.com	pete.ns.cloudflare.com, anna.ns.cloudflare.com	12 records
dev.udemycdn.com	laura.ns.cloudflare.com, lennox.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.214

NS records: laura.ns.cloudflare.com, lennox.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for udemycdn.com (unsigned zone)

⏱️ Timing

Total: 862ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`laura.ns.cloudflare.com, lennox.ns.cloudflare.com`
SOA	1	`laura.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mp4-cf.dev.udemycdn.com is a subdomain of dev.udemycdn.com.

Name Servers

Two name servers handle the delegation for dev.udemycdn.com: laura.ns.cloudflare.com and lennox.ns.cloudflare.com.

dev.udemycdn.com has the same name server delegation as a number of other domains, such as farmesa.com.ar, udemy.jp, avandgol.ir and two more.

The name servers of dev.udemycdn.com overlap at least partially with those of other domains — among them faithgirlz.com.br, vroutin.life, suengineering.com and two more.

These name servers commonly co-occur with the name servers augustus.ns.cloudflare.com, carter.ns.cloudflare.com, athena.ns.cloudflare.com and mike.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

laura.ns.cloudflare.com resolves to 108.162.192.183, 172.64.32.183 and 173.245.58.183 among others, with 3 other IP addresses in total.

lennox.ns.cloudflare.com resolves to 108.162.195.214, 162.159.44.214 and 172.64.35.214 among others, with 3 other IP addresses in total.

dev.udemycdn.com - dns.ninja

dev.udemycdn.com

udemycdn.com