`mastersoftech.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:c24a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3413^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.52.19^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.194.74^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dean.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b99^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c199^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2199^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dean.ns.cloudflare.com`
		A	108.162.193.153^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	172.64.33.153^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
		A	173.245.59.153^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dean.ns.cloudflare.com`
NS	`rita.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rita.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rita.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rita.ns.cloudflare.com`
		A	108.162.192.140^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rita.ns.cloudflare.com`
		A	172.64.32.140^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rita.ns.cloudflare.com`
		A	173.245.58.140^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rita.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁴⁶⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁶⁰⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`D9112908`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.52.19, 172.67.194.74
		IPv6 hints	2606:4700:3033::ac43:c24a, 2606:4700:3035::6815:3413
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=146, name=cloudflare-ech.com
SOA	`dean.ns.cloudflare.com`dns@cloudflare.com serial=2410529098

`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=1785872569

Same first word

mastersoftech.com

DNS History

16 records (9 active, 7 former)

●NSdean.ns.cloudflare.com2026-05-19 → 2026-08-04 · 3 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
● 2026-08-04 20:11:50

○NSns51.domaincontrol.com2015-06-22 → 2016-09-24 · 4 obs

● 2015-06-22 03:35:22
● 2016-09-24 16:42:28
○ 2026-05-19 14:36:28
○ 2026-08-04 20:11:50

○NSns52.domaincontrol.com2015-06-22 → 2016-09-24 · 4 obs

● 2015-06-22 03:35:22
● 2016-09-24 16:42:28
○ 2026-05-19 14:36:28
○ 2026-08-04 20:11:50

●NSrita.ns.cloudflare.com2026-05-19 → 2026-08-04 · 3 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
● 2026-08-04 20:11:50

○MXmailstore1.secureserver.net2015-06-22 → 2016-09-24 · 4 obs

● 2015-06-22 03:35:22
● 2016-09-24 16:42:28
○ 2026-05-19 14:36:28
○ 2026-08-04 20:11:50

●MXroute1.mx.cloudflare.net2026-05-19 → 2026-08-04 · 3 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
● 2026-08-04 20:11:50

●MXroute2.mx.cloudflare.net2026-05-19 → 2026-08-04 · 3 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
● 2026-08-04 20:11:50

●MXroute3.mx.cloudflare.net2026-05-19 → 2026-08-04 · 3 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
● 2026-08-04 20:11:50

○MXsmtp.secureserver.net2015-06-22 → 2016-09-24 · 4 obs

● 2015-06-22 03:35:22
● 2016-09-24 16:42:28
○ 2026-05-19 14:36:28
○ 2026-08-04 20:11:50

●A104.21.52.192026-05-19 → 2026-08-04 · 3 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
● 2026-08-04 20:11:50

●A172.67.194.742026-05-19 → 2026-08-04 · 3 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
● 2026-08-04 20:11:50

○A184.168.221.582016-09-24 → 2016-09-24 · 4 obs

○ 2016-03-31 17:44:54
● 2016-09-24 16:42:28
○ 2026-05-19 14:36:28
○ 2026-08-04 20:11:50

●A2606:4700:3033::ac43:c24a2026-07-20 → 2026-08-04 · 3 obs

○ 2026-05-19 14:36:28
● 2026-07-20 15:07:58
● 2026-08-04 20:11:50

●A2606:4700:3035::6815:34132026-05-19 → 2026-08-04 · 3 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
● 2026-08-04 20:11:50

○A2606:4700:3036::ac43:c24a2026-05-19 → 2026-05-19 · 4 obs

○ 2016-09-24 16:42:28
● 2026-05-19 14:36:28
○ 2026-07-20 15:07:58
○ 2026-08-04 20:11:50

○A72.167.131.1622015-06-22 → 2016-03-31 · 4 obs

● 2015-06-22 03:35:22
● 2016-03-31 17:44:54
○ 2016-09-24 16:42:28
○ 2026-08-04 20:11:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mastersoftech.com	rita.ns.cloudflare.com, dean.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.33.153

NS records: rita.ns.cloudflare.com, dean.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastersoftech.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.194.74, 104.21.52.19`
AAAA	2	`2606:4700:3033::ac43:c24a, 2606:4700:3035::6815:3413`
NS	2	`dean.ns.cloudflare.com, rita.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 42), route2.mx.cloudflare.net (pri: 46)...`
TXT	2	`D9112908, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dean.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mastersoftech.com points to the four IP addresses 104.21.52.19, 172.67.194.74, 2606:4700:3033::ac43:c24a and 2606:4700:3035::6815:3413.

Among the host names that share IP numbers with mastersoftech.com are cdn.redwap.(0x736578), wsjtop.com, mickord.com and two others.

Name Servers

mastersoftech.com has two authoritative name servers — dean.ns.cloudflare.com and rita.ns.cloudflare.com.

mastersoftech.com has the same name server delegation as a number of other domains, such as h5658.com, byns520.com, nb-chengqing.com and two more.

The name servers of mastersoftech.com overlap at least partially with those of other domains — among them huynhba.com, blesbiochem.com, 4x5.ir and two more.

These name servers commonly appear alongside the name servers diva.ns.cloudflare.com and jessica.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

dean.ns.cloudflare.com points to 108.162.193.153, 172.64.33.153, 173.245.59.153 and 3 other IP addresses.

rita.ns.cloudflare.com points to 108.162.192.140, 172.64.32.140, 173.245.58.140 and 3 other IP addresses.

Mail Servers

Mail for mastersoftech.com is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

mastersoftech.com shares at least some of its mail servers with other domains — for example hosted.im, cursosdeventasenredessociales.com, 1000plus.ch and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net points to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net points to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net points to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

mastersoftech.com - robtex.com