`mail.protechcomputer.vn`

DNSSEC	⚠️ Not signed
A	156.67.218.114^{🇸🇬 IIHOS001156.67.208.0/20 HOSTINGER SG}
		PTR	`protechcomputer.vn`

`protechcomputer.vn`

	DNSSEC	⚠️ Not signed
	A	156.67.218.114^{🇸🇬 IIHOS001156.67.208.0/20 HOSTINGER SG}
	NS	`ns1.matbao.vn` ⭐ ⚠️ Not in zone NS records
	NS	`ns2.matbao.vn` ⚠️ Not in zone NS records
	NS	`protechcomputer.vn` ⚠️ Not in parent delegation
	MX	`mail.protechcomputer.vn` ⭐
	TXT	`v=spf1 +a +mx -all`
	SOA	`ns1.matbao.vn`admin@matbao.com 2026-04-17 #2

MX for

protechcomputer.vn

Same first word

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DNS History

1 record (1 active, 0 former)

●A156.67.218.1142026-03-30 → 2026-05-10 · 2 obs

● 2026-03-30 00:07:12
● 2026-05-10 02:40:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
protechcomputer.vn	ns1.matbao.vn, ns2.matbao.vn	2 records

✅ Authoritative Response

Server:13.250.228.99

NS records: ns1.matbao.vn, ns2.matbao.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for protechcomputer.vn (unsigned zone)

⏱️ Timing

Total: 1078ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.67.218.114`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.matbao.vn, ns1.matbao.vn)

Analysis

Mail Server Role

The mail server for protechcomputer.vn is mail.protechcomputer.vn.

IP Addresses

mail.protechcomputer.vn points to a single IP number: 156.67.218.114.

Other host names, for instance mail.ziczac.com.vn, protechcomputer.vn, ziczac.vn, ziczac.com.vn and www.ziczac.vn share IP numbers with mail.protechcomputer.vn.

mail.protechcomputer.vn - robtex.com