cmatutors.com - robtex.com

cmatutors.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:dbe1🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:18b5🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.24.181Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.219.225🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgwen.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3aa0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgwen.ns.cloudflare.com
A2803:f800:50::6ca2:c0a0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgwen.ns.cloudflare.com
A2a06:98c1:50::ac40:20a0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgwen.ns.cloudflare.com
A108.162.192.160🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgwen.ns.cloudflare.com
A172.64.32.160🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgwen.ns.cloudflare.com
A173.245.58.160🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgwen.ns.cloudflare.com
NStheo.ns.cloudflare.com
A2606:4700:58::adf5:3b90🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A2803:f800:50::6ca2:c190🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtheo.ns.cloudflare.com
A2a06:98c1:50::ac40:2190🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtheo.ns.cloudflare.com
A108.162.193.144🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A172.64.33.144🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A173.245.59.144🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.24.181, 172.67.219.225
IPv6 hints2606:4700:3030::ac43:dbe1, 2606:4700:3037::6815:18b5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=104, name=cloudflare-ech.com
SOAgwen.ns.cloudflare.comdns@cloudflare.com serial=2410955650

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786385014

Same first word

cmatutors.com

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DNS History

6 records (6 active, 0 former)

NSgwen.ns.cloudflare.comtheo.ns.cloudflare.comA104.21.24.181172.67.219.2252606:4700:3030::ac43:dbe12606:4700:3037::6815:18b5
●NSgwen.ns.cloudflare.com2026-08-01 → 2026-08-10 · 2 obs
● 2026-08-01 13:00:58
● 2026-08-10 18:30:46
●NStheo.ns.cloudflare.com2026-08-01 → 2026-08-10 · 2 obs
● 2026-08-01 13:00:58
● 2026-08-10 18:30:46
●A104.21.24.1812026-08-01 → 2026-08-10 · 2 obs
● 2026-08-01 13:00:58
● 2026-08-10 18:30:46
●A172.67.219.2252026-08-01 → 2026-08-10 · 2 obs
● 2026-08-01 13:00:58
● 2026-08-10 18:30:46
●A2606:4700:3030::ac43:dbe12026-08-01 → 2026-08-10 · 2 obs
● 2026-08-01 13:00:58
● 2026-08-10 18:30:46
●A2606:4700:3037::6815:18b52026-08-01 → 2026-08-10 · 2 obs
● 2026-08-01 13:00:58
● 2026-08-10 18:30:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...-
cmatutors.comtheo.ns.cloudflare.com, gwen.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.144

NS records: theo.ns.cloudflare.com, gwen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cmatutors.com (unsigned zone)

⏱️ Timing

Total: 132ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.219.225, 104.21.24.181
AAAA22606:4700:3037::6815:18b5, 2606:4700:3030::ac43:dbe1
NS2gwen.ns.cloudflare.com, theo.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1gwen.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cmatutors.com directs to four IP numbers, which are 104.21.24.181, 172.67.219.225, 2606:4700:3030::ac43:dbe1 and 2606:4700:3037::6815:18b5.

leadvillebbq.com, gingercoons.makes.org, mail.sistemas-deteccion-humo.com.mx and two other host names share IP numbers with cmatutors.com.

Name Servers

cmatutors.com is served by two delegated name servers, gwen.ns.cloudflare.com and theo.ns.cloudflare.com.

cmatutors.com uses the same name servers as several other domains — among them viraltecho.com, decosoup.com, rushjapan.net and two more.

At least some of cmatutors.com's name servers are shared with other domains, for example c828tiger.info, upperroomtheaterministry.com, pescarahomes.ca and two more.

These name servers are often deployed together with the name servers galilea.ns.cloudflare.com, chip.ns.cloudflare.com, camilo.ns.cloudflare.com and vera.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

gwen.ns.cloudflare.com carries IP addresses 108.162.192.160, 172.64.32.160 and 173.245.58.160, with 3 other addresses beyond those.

theo.ns.cloudflare.com carries IP addresses 108.162.193.144, 172.64.33.144 and 173.245.59.144, with 3 other addresses beyond those.