mail.certifiedmastertech.com - robtex.com

mail.certifiedmastertech.com

DNSSEC⚠️ Not signed

certifiedmastertech.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:cd99πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3034::6815:5579πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.85.121Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.205.153πŸ‡ΊπŸ‡Έ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSamir.ns.cloudflare.com ⭐
NSlana.ns.cloudflare.com
MXmx1.certifiedmastertech.com ⭐
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.85.121, 172.67.205.153
IPv6 hints2606:4700:3033::ac43:cd99, 2606:4700:3034::6815:5579
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=81, name=cloudflare-ech.com
SOAamir.ns.cloudflare.comdns@cloudflare.com serial=2401367592

Previously MX for

Same first word

Similar names

DNS History

1 record (0 active, 1 former)

201820192020202120222023202420252026A142.4.16.7
β—‹A142.4.16.72017-02-06 β†’ 2017-02-06 Β· 2 obs
● 2017-02-06 19:08:34
β—‹ 2026-04-24 22:02:16

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
certifiedmastertech.comamir.ns.cloudflare.com, lana.ns.cloudflare.com12 records

βœ… Authoritative Response

Server:108.162.193.62

NS records: amir.ns.cloudflare.com, lana.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certifiedmastertech.com (unsigned zone)

⏱️ Timing

Total: 63ms | Queries: -

πŸ“„ Records

TypeCountSample Data

πŸ“Œ Glue Records Collected

Total: 12

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