`contentcdntech.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3f3^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:835c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.243^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.92^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`fred.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b71^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fred.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c171^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`fred.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2171^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`fred.ns.cloudflare.com`
		A	108.162.193.113^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fred.ns.cloudflare.com`
		A	172.64.33.113^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fred.ns.cloudflare.com`
		A	173.245.59.113^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fred.ns.cloudflare.com`
NS	`olga.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c089^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olga.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2089^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olga.ns.cloudflare.com`
		A	108.162.192.137^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	172.64.32.137^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	173.245.58.137^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.243, 172.67.131.92
		IPv6 hints	2606:4700:3030::6815:3f3, 2606:4700:3033::ac43:835c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=53, name=cloudflare-ech.com
SOA	`fred.ns.cloudflare.com`dns@cloudflare.com serial=2398100848

`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=1776001472

⚠️ On DNS blocklist: tif

Same first word

contentcdntech.com

DNS History

6 records (6 active, 0 former)

●NSfred.ns.cloudflare.com2026-03-24 → 2026-04-12 · 2 obs

● 2026-03-24 23:52:28
● 2026-04-12 14:13:00

●NSolga.ns.cloudflare.com2026-03-24 → 2026-04-12 · 2 obs

● 2026-03-24 23:52:28
● 2026-04-12 14:13:00

●A104.21.3.2432026-03-24 → 2026-04-12 · 2 obs

● 2026-03-24 23:52:28
● 2026-04-12 14:13:00

●A172.67.131.922026-03-24 → 2026-04-12 · 2 obs

● 2026-03-24 23:52:28
● 2026-04-12 14:13:00

●A2606:4700:3030::6815:3f32026-03-24 → 2026-04-12 · 2 obs

● 2026-03-24 23:52:28
● 2026-04-12 14:13:00

●A2606:4700:3033::ac43:835c2026-03-24 → 2026-04-12 · 2 obs

● 2026-03-24 23:52:28
● 2026-04-12 14:13:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
contentcdntech.com	fred.ns.cloudflare.com, olga.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.113

NS records: fred.ns.cloudflare.com, olga.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contentcdntech.com (unsigned zone)

⏱️ Timing

Total: 86ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.131.92, 104.21.3.243`
AAAA	2	`2606:4700:3030::6815:3f3, 2606:4700:3033::ac43:835c`
NS	2	`fred.ns.cloudflare.com, olga.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`fred.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

contentcdntech.com maps to four IP numbers: 2606:4700:3030::6815:3f3, 2606:4700:3033::ac43:835c, 104.21.3.243 and 172.67.131.92.

Other host names, for instance fjstcm.com, vanillaspice.net, www.apologeticsguy.com.cdn.cloudflare.net, banixsms.ir and local.plastconfigman.workers.dev share IP numbers with contentcdntech.com.

Name Servers

Two name servers fred.ns.cloudflare.com and olga.ns.cloudflare.com are delegated to contentcdntech.com.

contentcdntech.com uses the same name server configuration as other domains, such as battlegrounds2d.io, adnium.com, bestcontentnetwork.top, netprotect.es and bestcontentfood.top.

contentcdntech.com at least partially shares name servers with other domains such as loadngo.net.au, ecowin.co.uk, eden-park-fr.fr, pinerma.com and healthlinxtech.com.

These name servers are commonly used with zelda.ns.cloudflare.com, zoe.ns.cloudflare.com, elsa.ns.cloudflare.com and raina.ns.cloudflare.com.

Host names with six IP numbers: Host name fred.ns.cloudflare.com points to 2606:4700:58::adf5:3b71, 2803:f800:50::6ca2:c171, 2a06:98c1:50::ac40:2171, 108.162.193.113, 172.64.33.113 and 173.245.59.113; host name olga.ns.cloudflare.com points to 2606:4700:50::adf5:3a89, 2803:f800:50::6ca2:c089, 2a06:98c1:50::ac40:2089, 108.162.192.137, 172.64.32.137 and 173.245.58.137.

contentcdntech.com - robtex.com