reactdevmastery.com - robtex.com

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reactdevmastery.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:baf0🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:257🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.2.87Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.186.240🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdesiree.ns.cloudflare.com ⭐
A2606:4700:50::a29f:260d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdesiree.ns.cloudflare.com
A2803:f800:50::6ca2:c20d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdesiree.ns.cloudflare.com
A2a06:98c1:50::ac40:220d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdesiree.ns.cloudflare.com
A108.162.194.13🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdesiree.ns.cloudflare.com
A162.159.38.13Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdesiree.ns.cloudflare.com
A172.64.34.13🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdesiree.ns.cloudflare.com
NSyoxall.ns.cloudflare.com
A2606:4700:58::a29f:2c2f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyoxall.ns.cloudflare.com
A2803:f800:50::6ca2:c32f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyoxall.ns.cloudflare.com
A2a06:98c1:50::ac40:232f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyoxall.ns.cloudflare.com
A108.162.195.47🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyoxall.ns.cloudflare.com
A162.159.44.47Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyoxall.ns.cloudflare.com
A172.64.35.47🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyoxall.ns.cloudflare.com
MXeforward1.registrar-servers.com ⭐
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
MXeforward2.registrar-servers.com ⭐
A162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward2.registrar-servers.com
MXeforward3.registrar-servers.com ⭐
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
MXeforward4.registrar-servers.com(15)
A162.255.118.52🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward2.registrar-servers.com
MXeforward5.registrar-servers.com(20)
A162.255.118.51🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES
PTReforward1.registrar-servers.com
PTReforward3.registrar-servers.com
TXTgoogle-site-verification=Xz-m_1SgUz4nuyJWRHusJIi94APJpvWoGRiaJSw4gug
TXTv=spf1 include:spf.efwd.registrar-servers.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.2.87, 172.67.186.240
IPv6 hints2606:4700:3030::ac43:baf0, 2606:4700:3036::6815:257
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=29, name=cloudflare-ech.com
SOAdesiree.ns.cloudflare.comdns@cloudflare.com serial=2412637988

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=1788139355

Same first word

reactdevmastery.com
reactdevmastery.pages.dev

Previous names

reactdemos.com
reactdemy.com
reactdent.com
reactdental.com
reactdenver.com
reactdeploy.com
reactdeposit.com
reactdepot.com
reactdesi.com
reactdesign.com
reactdesigner.com
reactdesigns.com
reactdesignstudio.com
reactdesk.com
reactdetroit.com
reactdev.com
reactdevelop.com
reactdeveloper.com
reactdevelopment.com

Next names

reactdevs.com
reactdevsummit.com
reactdiagnostics.com
reactdigest.com
reactdigi.com
reactdigisystem.com
reactdigital.com
reactdigitalappagency.com
reactdigitalarts.com
reactdirect.com
reactdirectory.com
reactdispatch.com
reactdjango.com
reactdkzzfl.com
reactdna.com
reactdnd.com
reactdo.com
reactdocx.com
reactdog.com
reactdojobusiness.com

DNS History

11 records (11 active, 0 former)

NSdesiree.ns.cloudflare.comyoxall.ns.cloudflare.comMXeforward1.registrar-servers.comeforward2.registrar-servers.comeforward3.registrar-servers.comeforward4.registrar-servers.comeforward5.registrar-servers.comA104.21.2.87172.67.186.2402606:4700:3030::ac43:baf02606:4700:3036::6815:257
●NSdesiree.ns.cloudflare.com2026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●NSyoxall.ns.cloudflare.com2026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●MXeforward1.registrar-servers.com2026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●MXeforward2.registrar-servers.com2026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●MXeforward3.registrar-servers.com2026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●MXeforward4.registrar-servers.com2026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●MXeforward5.registrar-servers.com2026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●A104.21.2.872026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●A172.67.186.2402026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●A2606:4700:3030::ac43:baf02026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26
●A2606:4700:3036::6815:2572026-08-28 → 2026-08-31 · 2 obs
● 2026-08-28 17:46:04
● 2026-08-31 01:53:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
reactdevmastery.comdesiree.ns.cloudflare.com, yoxall.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.47

NS records: desiree.ns.cloudflare.com, yoxall.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for reactdevmastery.com (unsigned zone)

⏱️ Timing

Total: 238ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.2.87, 172.67.186.240
AAAA22606:4700:3030::ac43:baf0, 2606:4700:3036::6815:257
NS2desiree.ns.cloudflare.com, yoxall.ns.cloudflare.com
MX5eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...
TXT2google-site-verification=Xz-m_1SgUz4nuyJ, v=spf1 include:spf.efwd.registrar-server
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1desiree.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

reactdevmastery.com directs to four IP numbers, which are 104.21.2.87, 172.67.186.240, 2606:4700:3030::ac43:baf0 and 2606:4700:3036::6815:257.

buildbookdcapital.com, miviajeseguro.pe, tsx.io plus two other host names have IP numbers in common with reactdevmastery.com.

Name Servers

Two name servers handle the delegation for reactdevmastery.com: desiree.ns.cloudflare.com and yoxall.ns.cloudflare.com.

The name server configuration of reactdevmastery.com is shared with other domains, for instance drtgreyht67jyut8392.workers.dev, netwindows.ro, asdere.pages.dev and two others.

The name servers of reactdevmastery.com overlap at least partially with those of other domains — among them drscribes.com, riant-jardi-agri-ifrh.pages.dev, 2421.cm and two more.

These name servers commonly appear alongside the name servers ignacio.ns.cloudflare.com and vicente.ns.cloudflare.com.

Hosts with 6 IP addresses each:

desiree.ns.cloudflare.com resolves to 108.162.194.13, 162.159.38.13 and 172.64.34.13 among others, with 3 other IP addresses in total.

yoxall.ns.cloudflare.com resolves to 108.162.195.47, 162.159.44.47 and 172.64.35.47 among others, with 3 other IP addresses in total.

Mail Servers

Five mail servers handle reactdevmastery.com: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by reactdevmastery.com are shared with other domains: narravate.com, jaeyoungs.xyz, warehousejobsderby.co.uk and two others among them.

The mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com are commonly paired with these mail servers.

Host names resolving to a single IP address:

The hostname eforward1.registrar-servers.com resolves to 162.255.118.51.

The hostname eforward2.registrar-servers.com resolves to 162.255.118.52.

The hostname eforward3.registrar-servers.com resolves to 162.255.118.51.

The hostname eforward4.registrar-servers.com resolves to 162.255.118.52.

The hostname eforward5.registrar-servers.com resolves to 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

eforward2.registrar-servers.com along with eforward4.registrar-servers.com each resolve to 162.255.118.52 IP addresses.