drtmastering.com - robtex.com

drtmastering.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a025🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:eb9🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.14.185Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.160.37🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdaniella.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26e4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaniella.ns.cloudflare.com
A2803:f800:50::6ca2:c2e4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdaniella.ns.cloudflare.com
A2a06:98c1:50::ac40:22e4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdaniella.ns.cloudflare.com
A108.162.194.228🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaniella.ns.cloudflare.com
A162.159.38.228Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaniella.ns.cloudflare.com
A172.64.34.228🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdaniella.ns.cloudflare.com
NSlamar.ns.cloudflare.com
A2606:4700:58::a29f:2c8e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlamar.ns.cloudflare.com
A2803:f800:50::6ca2:c38e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlamar.ns.cloudflare.com
A2a06:98c1:50::ac40:238e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlamar.ns.cloudflare.com
A108.162.195.142🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlamar.ns.cloudflare.com
A162.159.44.142Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlamar.ns.cloudflare.com
A172.64.35.142🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlamar.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.14.185, 172.67.160.37
IPv62606:4700:3031::ac43:a025, 2606:4700:3036::6815:eb9
SOAdaniella.ns.cloudflare.comdns@cloudflare.com serial=2394521195

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=1771291435

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSdaniella.ns.cloudflare.comlamar.ns.cloudflare.comns30.4admin.comns33.4admin.comMXmail.drtmastering.comA104.21.14.185172.67.160.372606:4700:3031::ac43:a0252606:4700:3036::6815:eb9208.64.137.192
●NSdaniella.ns.cloudflare.com2026-03-01 → 2026-03-01 · 3 obs
○ 2017-06-26 08:09:44
● 2026-03-01 22:41:02
● 2026-03-01 22:41:04
●NSlamar.ns.cloudflare.com2026-03-01 → 2026-03-01 · 3 obs
○ 2017-06-26 08:09:44
● 2026-03-01 22:41:02
● 2026-03-01 22:41:04
○NSns30.4admin.com2015-07-03 → 2017-06-26 · 4 obs
● 2015-07-03 23:28:26
● 2017-06-26 08:09:44
○ 2026-03-01 22:41:02
○ 2026-03-01 22:41:04
○NSns33.4admin.com2015-07-03 → 2017-06-26 · 4 obs
● 2015-07-03 23:28:26
● 2017-06-26 08:09:44
○ 2026-03-01 22:41:02
○ 2026-03-01 22:41:04
○MXmail.drtmastering.com2015-07-03 → 2017-06-26 · 4 obs
● 2015-07-03 23:28:26
● 2017-06-26 08:09:44
○ 2026-03-01 22:41:02
○ 2026-03-01 22:41:04
●A104.21.14.1852026-03-01 → 2026-03-01 · 3 obs
○ 2017-06-26 08:09:44
● 2026-03-01 22:41:02
● 2026-03-01 22:41:04
●A172.67.160.372026-03-01 → 2026-03-01 · 3 obs
○ 2017-06-26 08:09:44
● 2026-03-01 22:41:02
● 2026-03-01 22:41:04
○A208.64.137.1922015-07-03 → 2017-06-26 · 4 obs
● 2015-07-03 23:28:26
● 2017-06-26 08:09:44
○ 2026-03-01 22:41:02
○ 2026-03-01 22:41:04
●A2606:4700:3031::ac43:a0252026-03-01 → 2026-03-01 · 3 obs
○ 2017-06-26 08:09:44
● 2026-03-01 22:41:02
● 2026-03-01 22:41:04
●A2606:4700:3036::6815:eb92026-03-01 → 2026-03-01 · 3 obs
○ 2017-06-26 08:09:44
● 2026-03-01 22:41:02
● 2026-03-01 22:41:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net...-
drtmastering.comdaniella.ns.cloudflare.com, lamar.ns.cloudflare.com12 records

✅ Authoritative Response

Server: 108.162.195.142

NS records: daniella.ns.cloudflare.com, lamar.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drtmastering.com (unsigned zone)

⏱️ Timing

Total: 764ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.14.185, 172.67.160.37
AAAA22606:4700:3031::ac43:a025, 2606:4700:3036::6815:eb9
NS2daniella.ns.cloudflare.com, lamar.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1daniella.ns.cloudflare.com dns.cloudflar

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

drtmastering.com maps to four IP numbers: 2606:4700:3031::ac43:a025, 2606:4700:3036::6815:eb9, 104.21.14.185 and 172.67.160.37.

other host names include remi-marion.fr, words.goauto.com.au, eunsanbio.com, myeducoach.com and www.n0gge40o.de; they share IP numbers with drtmastering.com.

Name Servers

Two name servers daniella.ns.cloudflare.com and lamar.ns.cloudflare.com handle the delegation for drtmastering.com.

drtmastering.com shares the same name server setup as other domains, for instance dramaturgiamexicana.com, evotemplates.net, wired-artist-jewelry.com, gwangju-biennale.org and allwebspiders.com.

drtmastering.com at least partially shares name servers with other domains, for instance kirottu.fi, popeci.ro, synendo.com, rdlsupply.com and padra.com.

These name servers are commonly used alongside phoenix.ns.cloudflare.com, rosalyn.ns.cloudflare.com and everton.ns.cloudflare.com.

Six IP addresses per host:

daniella.ns.cloudflare.com points to 2606:4700:50::a29f:26e4, 2803:f800:50::6ca2:c2e4, 2a06:98c1:50::ac40:22e4, 108.162.194.228, 162.159.38.228 and 172.64.34.228; lamar.ns.cloudflare.com points to 2606:4700:58::a29f:2c8e, 2803:f800:50::6ca2:c38e, 2a06:98c1:50::ac40:238e, 108.162.195.142, 162.159.44.142 and 172.64.35.142