`mail.vinatac.com`

CNAME	`vinatac.com`
DNSSEC	⚠️ Not signed
A	172.104.53.200^{🇸🇬 AKAMAI-LINODE-AP172.104.32.0/19 Akamai Technologies}
		PTR	`172-104-53-200.ip.linodeusercontent.com`
NS	`ns1.matbao.com` ⭐
		A	13.250.228.99^{🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix}
			PTR	`ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com`
		A	103.110.128.60^{🇻🇳 AXYS-VN103.110.128.0/23}
NS	`ns2.matbao.com`
		A	35.198.203.127^{🇸🇬 Google35.198.192.0/20}
			PTR	`127.203.198.35.bc.googleusercontent.com`
		A	103.138.89.11^{🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET}
MX	`mail.vinatac.com` ⭐
TXT	`v=spf1 mx include:103.138.88.61 -all`
SOA	`ns1.matbao.com`admin@matbao.com 2023-04-08 #4

`vinatac.com`

	DNSSEC	⚠️ Not signed
	A	172.104.53.200^{🇸🇬 AKAMAI-LINODE-AP172.104.32.0/19 Akamai Technologies}
	NS	`ns1.matbao.com` ⭐
	NS	`ns2.matbao.com`
	MX	`mail.vinatac.com` ⭐
	TXT	`v=spf1 mx include:103.138.88.61 -all`
	SOA	`ns1.matbao.com`admin@matbao.com 2023-04-08 #4

MX for

vinatac.com

Same first word

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DNS History

2 records (1 active, 1 former)

○A103.74.116.1512017-05-09 → 2026-02-17 · 4 obs

● 2017-05-09 23:41:58
● 2026-02-17 08:29:18
○ 2026-03-07 19:31:32
○ 2026-05-14 12:11:12

●CNAMEvinatac.com2026-02-17 → 2026-05-14 · 2 obs

● 2026-02-17 08:29:18
● 2026-05-14 12:11:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
vinatac.com	ns1.matbao.com, ns2.matbao.com	4 records

✅ Authoritative Response

Server:103.138.89.11

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vinatac.com (unsigned zone)

⏱️ Timing

Total: 3714ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`vinatac.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.matbao.com, ns1.matbao.com, ns2.matbao.com...)

Analysis

Mail Server Role

mail.vinatac.com functions as a mail server for vinatac.com.

IP Addresses

mail.vinatac.com resolves to one IP number: 172.104.53.200.

other host names including chungchi.ang.edu.vn, vietnam-tea.com, maysaycongnghiep.net, mail.swa.edu.vn and abcentralsquare.com.vn share IP numbers with mail.vinatac.com.

Name Servers

mail.vinatac.com is delegated to two name servers ns1.matbao.com and ns2.matbao.com.

mail.vinatac.com shares the same name server setup as other domains, for instance kienha.com, xaydungancu.com, greenpower.net.vn, kienthuckinhte.net and giadungtokyo.click.

mail.vinatac.com at least partially shares name servers with other domains, for instance dochoidaiviet.com, vnnsservice.com, streetfoodadventure.com, bluecons.vn and laptopgold.vn.

These name servers are commonly used alongside ns1.matbao.vn, ns2.matbao.vn, ns1.digipowerdns.com, ns3.matbao.vn, ns4.matbao.vn, ns3.matbao.com and ns4.matbao.com.

Host names with two IP numbers:

The host name ns1.matbao.com points to 13.250.228.99 and 103.110.128.60; the host name ns2.matbao.com points to 35.198.203.127 and 103.138.89.11.

Mail Servers

mail.vinatac.com is served by a single mail server, mail.vinatac.com.

mail.vinatac.com shares the same mail server setup as other domains, for instance vinatac.com.

mail.vinatac.com - robtex.com

mail.vinatac.com

vinatac.com