masterdev.com - dns.ninja

`masterdev.com`

DNSSEC	⚠️ Not signed
A	174.143.93.206^{🇺🇸 RACKSPACE-DFW174.143.0.0/16 Rackspace Managed Hosting, 9725 Datapoint DR, Suite 100, San Antonio, TX 78229}
NS	`ns-443.awsdns-55.com` ⭐
		A	2600:9000:5301:bb00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-443.awsdns-55.com`
		A	205.251.193.187^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-443.awsdns-55.com`
NS	`ns-1343.awsdns-39.org`
		A	2600:9000:5305:3f00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1343.awsdns-39.org`
		A	205.251.197.63^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1343.awsdns-39.org`
NS	`ns-1871.awsdns-41.co.uk`
		A	2600:9000:5307:4f00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1871.awsdns-41.co.uk`
		A	205.251.199.79^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1871.awsdns-41.co.uk`
NS	`ns-638.awsdns-15.net`
		A	2600:9000:5302:7e00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-638.awsdns-15.net`
		A	205.251.194.126^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-638.awsdns-15.net`
MX	`masterdev-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c942::^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::2^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	2a01:111:f403:c944::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
		A	52.101.190.0^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	52.101.190.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	52.101.190.2^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	52.101.190.3^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
TXT	`MS=3345B58FA4444090DA3A0FDBC5A044D8AF55B432`
TXT	`MS=ms45027230`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include...`
SOA	`ns-443.awsdns-55.com`awsdns-hostmaster@amazon.com serial=1

`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=1780993726

PTR for

55.109.40.64.in-addr.arpa

50.109.40.64.in-addr.arpa

Subdomains

caspian.masterdev.com

ns1.masterdev.com

ip1.masterdev.com

ns2.masterdev.com

Same first word

masterdev.pl

masterdev.org

masterdev.ca

masterdev.com

masterdev.com.br

masterdev.fr

masterdev.eu

masterdev.guru

masterdev.net

Similar names

DNS History

10 records (6 active, 4 former)

●NSns-1343.awsdns-39.org2026-02-16 → 2026-06-09 · 3 obs

○ 2021-03-26 18:59:58
● 2026-02-16 07:00:56
● 2026-06-09 08:30:32

●NSns-1871.awsdns-41.co.uk2026-02-16 → 2026-06-09 · 3 obs

○ 2021-03-26 18:59:58
● 2026-02-16 07:00:56
● 2026-06-09 08:30:32

●NSns-443.awsdns-55.com2026-02-16 → 2026-06-09 · 3 obs

○ 2021-03-26 18:59:58
● 2026-02-16 07:00:56
● 2026-06-09 08:30:32

●NSns-638.awsdns-15.net2026-02-16 → 2026-06-09 · 3 obs

○ 2021-03-26 18:59:58
● 2026-02-16 07:00:56
● 2026-06-09 08:30:32

○NSns1.masterdev.com2015-07-11 → 2021-03-26 · 4 obs

● 2015-07-11 19:39:32
● 2021-03-26 18:59:58
○ 2026-02-16 07:00:56
○ 2026-06-09 08:30:32

○NSns2.masterdev.com2015-07-11 → 2021-03-26 · 4 obs

● 2015-07-11 19:39:32
● 2021-03-26 18:59:58
○ 2026-02-16 07:00:56
○ 2026-06-09 08:30:32

●MXmasterdev-com.mail.protection.outlook.com2026-02-16 → 2026-06-09 · 3 obs

○ 2021-03-26 18:59:58
● 2026-02-16 07:00:56
● 2026-06-09 08:30:32

○MXmx1.emailsrvr.com2015-07-11 → 2021-03-26 · 4 obs

● 2015-07-11 19:39:32
● 2021-03-26 18:59:58
○ 2026-02-16 07:00:56
○ 2026-06-09 08:30:32

○MXmx2.emailsrvr.com2015-07-11 → 2021-03-26 · 4 obs

● 2015-07-11 19:39:32
● 2021-03-26 18:59:58
○ 2026-02-16 07:00:56
○ 2026-06-09 08:30:32

●A174.143.93.2062015-07-11 → 2026-06-09 · 2 obs

● 2015-07-11 19:39:32
● 2026-06-09 08:30:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net...	-
masterdev.com	ns-638.awsdns-15.net, ns-443.awsdns-55.com, ns-1871.awsdns-41.co.uk, ns-1343.awsdns-39.org	2 records

✅ Authoritative Response

Server:205.251.193.187

NS records: ns-638.awsdns-15.net, ns-443.awsdns-55.com, ns-1871.awsdns-41.co.uk, ns-1343.awsdns-39.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masterdev.com (unsigned zone)

⏱️ Timing

Total: 359ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`174.143.93.206`
NS	4	`ns-1343.awsdns-39.org, ns-1871.awsdns-41.co.uk...`
MX	1	`masterdev-com.mail.protection.outlook.co`
TXT	3	`MS=3345B58FA4444090DA3A0FDBC5A044D8AF55B, MS=ms45027230...`
SOA	1	`ns-443.awsdns-55.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-443.awsdns-55.com, ns-443.awsdns-55.com)

Analysis

Hierarchy

masterdev.com has four subdomains: caspian.masterdev.com, ns1.masterdev.com, ip1.masterdev.com and ns2.masterdev.com.

IP Addresses

masterdev.com points to a single IP number: 174.143.93.206.

Name Servers

masterdev.com is delegated to 4 name servers: ns-443.awsdns-55.com, ns-638.awsdns-15.net, ns-1343.awsdns-39.org and ns-1871.awsdns-41.co.uk.

There is at least partial name server overlap between masterdev.com and other domains — ducvietbui.com, quiltypleasuressimivalley.com, boostmycalves.com and two more among them.

All four hostnames — ns-443.awsdns-55.com, ns-638.awsdns-15.net, ns-1343.awsdns-39.org and ns-1871.awsdns-41.co.uk — resolve to two IP numbers apiece: ns-443.awsdns-55.com to 205.251.193.187 and 2600:9000:5301:bb00::1; ns-638.awsdns-15.net to 205.251.194.126 and 2600:9000:5302:7e00::1; ns-1343.awsdns-39.org to 205.251.197.63 and 2600:9000:5305:3f00::1; ns-1871.awsdns-41.co.uk to 205.251.199.79 and 2600:9000:5307:4f00::1.

Mail Servers

masterdev.com has one mail server: masterdev-com.mail.protection.outlook.com.

masterdev-com.mail.protection.outlook.com points to 8 IP addresses: 52.101.190.0, 52.101.190.1, 52.101.190.2 and five others.