`mail.codientech.edu.vn`

CNAME	`codientech.edu.vn`
DNSSEC	⚠️ Not signed
A	103.221.221.93^{🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN}
NS	`ns3.azdigi.com` ⭐
		A	45.252.248.5^{🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN}
NS	`ns4.azdigi.com`
		A	103.221.222.220^{🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN}
MX	`codientech.edu.vn` ⭐
		A	103.221.221.93^{🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN}
SOA	`ns3.azdigi.com`hosting-admin@azdigi.com 2026-05-11 #6

`codientech.edu.vn`

	DNSSEC	⚠️ Not signed
	A	103.221.221.93^{🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN}
	NS	`ns3.azdigi.com` ⭐
	NS	`ns4.azdigi.com`
	MX	`codientech.edu.vn` ⭐
	SOA	`ns3.azdigi.com`hosting-admin@azdigi.com 2026-05-11 #6

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DNS History

1 record (1 active, 0 former)

●CNAMEcodientech.edu.vn2026-05-01 → 2026-05-11 · 2 obs

● 2026-05-01 00:58:36
● 2026-05-11 18:48:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	h.dns-servers.vn, b.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn...	-
codientech.edu.vn	ns3.azdigi.com, ns4.azdigi.com	-

✅ Authoritative Response

Server:103.221.222.220

NS records: ns3.azdigi.com, ns4.azdigi.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at codientech.edu.vn: Error: DNS query timeout: 202.47.142.105 for DS codientech.edu.vn

⏱️ Timing

Total: 4910ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`codientech.edu.vn`

Analysis

IP Addresses

mail.codientech.edu.vn resolves to one IP number: 103.221.221.93.

other host names including xediendonghoi.com, ustimetoday.com, trungtamthibanglaixe.vn, hatinhtoplist.vn and ktrader.vn share IP numbers with mail.codientech.edu.vn.

Name Servers

mail.codientech.edu.vn is delegated to two name servers ns3.azdigi.com and ns4.azdigi.com.

mail.codientech.edu.vn shares the same name server setup as other domains, for instance hoctot.org, webshg.com, halavu.vn, hocngay.net and laptrinhmoingay.com.

mail.codientech.edu.vn at least partially shares name servers with other domains, for instance amun.vn, micad.vn, btmedia.vn, sieuthitool.vn and khoacuathanhdat.com.

These name servers are commonly used with the following name servers: ns4azdigi.com, ns1.matbao.vn, ns2.matbao.vn, ns1.azdigi.com, ns2.azdigi.com, ns3.azdigihost.com, ns4.azdigihost.com, ns1.inet.vn, ns2.inet.vn and ns3.inet.vn.

Host names with one IP number:

ns3.azdigi.com points to 45.252.248.5

ns4.azdigi.com points to 103.221.222.220

Mail Servers

mail.codientech.edu.vn is handled by a single mail server, codientech.edu.vn.

mail.codientech.edu.vn shares the same mail server setup as other domains, for instance codientech.edu.vn.

codientech.edu.vn resolves to IP 103.221.221.93.

mail.codientech.edu.vn - robtex.com