`masteryexpress.com`

DNSSEC	⚠️ Not signed
A	150.107.31.47^{🇹🇭 POP-IDC-TH150.107.28.0/22 POPIDC No.1 Onnuch Soi 61 - 2}
		PTR	`ns7.appservhosting.com`
NS	`ns.masteryexpress.com` ⭐ ⚠️ Not in parent delegation
		A	150.107.31.47^{🇹🇭 POP-IDC-TH150.107.28.0/22 POPIDC No.1 Onnuch Soi 61 - 2}
			PTR	`ns7.appservhosting.com`
NS	`ns7.appservhosting.com` ⚠️ Not in zone NS records
		A	150.107.31.47^{🇹🇭 POP-IDC-TH150.107.28.0/22 POPIDC No.1 Onnuch Soi 61 - 2}
			PTR	`ns7.appservhosting.com`
NS	`ns7.appservnetwork.com` ⚠️ Not in zone NS records
		A	150.107.31.47^{🇹🇭 POP-IDC-TH150.107.28.0/22 POPIDC No.1 Onnuch Soi 61 - 2}
			PTR	`ns7.appservhosting.com`
MX	`mail.masteryexpress.com` ⭐
		A	150.107.31.47^{🇹🇭 POP-IDC-TH150.107.28.0/22 POPIDC No.1 Onnuch Soi 61 - 2}
			PTR	`ns7.appservhosting.com`
TXT	`v=spf1 a mx ip4:150.107.31.47 ~all`
SOA	`ns.masteryexpress.com`root@masteryexpress.com 2020-10-14 #0

`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=1771291435

Subdomains

mail.masteryexpress.com

ns.masteryexpress.com

Same first word

masteryexpress.com

DNS History

8 records (5 active, 3 former)

●NSns.masteryexpress.com2026-02-26 → 2026-03-17 · 3 obs

○ 2018-12-19 17:02:46
● 2026-02-26 15:16:30
● 2026-03-17 06:45:38

○NSns3.thaiproserver.com2018-12-19 → 2018-12-19 · 3 obs

● 2018-12-19 17:02:46
○ 2026-02-26 15:16:30
○ 2026-03-17 06:45:38

○NSns4.thaiproserver.com2018-12-19 → 2018-12-19 · 3 obs

● 2018-12-19 17:02:46
○ 2026-02-26 15:16:30
○ 2026-03-17 06:45:38

●NSns7.appservhosting.com2026-02-26 → 2026-03-17 · 3 obs

○ 2018-12-19 17:02:46
● 2026-02-26 15:16:30
● 2026-03-17 06:45:38

●NSns7.appservnetwork.com2026-02-26 → 2026-03-17 · 3 obs

○ 2018-12-19 17:02:46
● 2026-02-26 15:16:30
● 2026-03-17 06:45:38

●MXmail.masteryexpress.com2018-12-19 → 2026-03-17 · 2 obs

● 2018-12-19 17:02:46
● 2026-03-17 06:45:38

●A150.107.31.472026-02-26 → 2026-03-17 · 3 obs

○ 2018-12-19 17:02:46
● 2026-02-26 15:16:30
● 2026-03-17 06:45:38

○A61.19.246.1022018-12-19 → 2018-12-19 · 3 obs

● 2018-12-19 17:02:46
○ 2026-02-26 15:16:30
○ 2026-03-17 06:45:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
masteryexpress.com	ns7.appservhosting.com, ns7.appservnetwork.com	2 records

✅ Authoritative Response

Server: 150.107.31.47

NS records: ns7.appservhosting.com, ns7.appservnetwork.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masteryexpress.com (unsigned zone)

⏱️ Timing

Total: 828ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`150.107.31.47`
NS	1	`ns.masteryexpress.com`
MX	1	`mail.masteryexpress.com (pri: 10)`
TXT	1	`v=spf1 a mx ip4:150.107.31.47 ~all`
SOA	1	`ns.masteryexpress.com root.masteryexpres`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns7.appservhosting.com, ns7.appservnetwork.com)

Analysis

Hierarchy

masteryexpress.com is the parent of mail.masteryexpress.com and ns.masteryexpress.com.

IP Addresses

masteryexpress.com points to an IP address: 150.107.31.47.

other host names include ns.comtel.co.th, prowthai.com, ns7.appservhosting.com, dccchem.com and ns.vcomtel.com; they share IP numbers with masteryexpress.com.

Name Servers

masteryexpress.com is delegated to three name servers ns7.appservhosting.com, ns7.appservnetwork.com and ns.masteryexpress.com.

masteryexpress.com at least partially shares name servers with other domains, for instance j2maker.com, comtel.co.th, rinkham.com, numrung.com and prowthai.com.

these name servers are commonly used alongside the name servers ns.j2maker.com, ns.rinkham.com, ns.numrung.com, ns.prowthai.com, ns.dccchem.com, ns.donsrichum.go.th and ns.ictc.co.th.

Host names with a single IP:

ns7.appservhosting.com, ns7.appservnetwork.com and ns.masteryexpress.com point to 150.107.31.47.

Mail Servers

masteryexpress.com is handled by a single mail server, mail.masteryexpress.com.

The host name mail.masteryexpress.com points to IP 150.107.31.47.

masteryexpress.com - robtex.com