`mail.ddbb.vn`

CNAME	`ddbb.vn`
DNSSEC	⚠️ Not signed
A	103.110.84.11^{🇻🇳 AZDIGI-AS-VN103.110.84.0/22 VPDD-AZDIGI-VN VPDD-AZDIGI-VN}
NS	`ns1.matbao.vn` ⭐
		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.vn`
		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.ddbb.vn` ⭐
TXT	`v=spf1 mx include:103.110.84.11 -all`
SOA	`ns1.matbao.vn`admin@matbao.com 2023-12-02 #1

`ddbb.vn`

	DNSSEC	⚠️ Not signed
	A	103.110.84.11^{🇻🇳 AZDIGI-AS-VN103.110.84.0/22 VPDD-AZDIGI-VN VPDD-AZDIGI-VN}
	NS	`ns1.matbao.vn` ⭐
	NS	`ns2.matbao.vn`
	MX	`mail.ddbb.vn` ⭐
	TXT	`v=spf1 mx include:103.110.84.11 -all`
	SOA	`ns1.matbao.vn`admin@matbao.com 2023-12-02 #1

MX for

ddbb.vn

Same first word

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DNS History

1 record (1 active, 0 former)

●CNAMEddbb.vn2026-05-09 → 2026-06-17 · 2 obs

● 2026-05-09 10:36:22
● 2026-06-17 00:56:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, g.dns-servers.vn, c.dns-servers.vn, b.dns-servers.vn...	15 records
ddbb.vn	ns1.matbao.vn, ns2.matbao.vn	2 records

✅ Authoritative Response

Server:103.138.89.11

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ddbb.vn (unsigned zone)

⏱️ Timing

Total: 1459ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`ddbb.vn`

📌 Glue Records Collected

Total: 17

In-bailiwick: 15 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)

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

Analysis

Mail Server Role

mail.ddbb.vn is a mail server for ddbb.vn.

IP Addresses

mail.ddbb.vn directs to one IP number, which is 103.110.84.11.

Among the host names that share IP numbers with mail.ddbb.vn are eflow.vn, masterigrandcoasts.vn, vn.miraihome68.com and two others.

Name Servers

mail.ddbb.vn has two authoritative name servers — ns1.matbao.vn and ns2.matbao.vn.

mail.ddbb.vn has the same name server delegation as a number of other domains, such as brandgo.vn, pms.edu.vn, vsol.vn and two more.

The name servers of mail.ddbb.vn overlap at least partially with those of other domains — among them aatranslogs.com, ttytlienchieu.org.vn, lopxevinhkhanh.vn and two more.

These name servers are routinely co-deployed with the name servers ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com and two others.

Both ns1.matbao.vn and ns2.matbao.vn have two IP addresses each. ns1.matbao.vn resolves to 13.250.228.99 and 103.110.128.60; ns2.matbao.vn resolves to 35.198.203.127 and 103.138.89.11.

Mail Servers

The MX record for mail.ddbb.vn points to a single mail server: mail.ddbb.vn.

mail.ddbb.vn and domains like ddbb.vn share an identical mail server configuration.

mail.ddbb.vn - robtex.com

mail.ddbb.vn

ddbb.vn