dlt.com.vn - robtex.com

dlt.com.vn

DNSSEC⚠️ Not signed
NSns1.zonedns.vn
A2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix
A64.176.84.220🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix
PTRns1.zonedns.vn
NSns2.zonedns.vn
A2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix
A103.176.178.51🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN
NSns3.zonedns.vn
A2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN
A103.28.36.30🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN
MXmail.dlt.com.vn
A203.162.79.145🇻🇳 VDC203.162.79.0/24 VNPT
PTRshare-mail06.nhanhoa.com
TXTv=spf1 +mx +ip4:203.162.79.145 include:spf.nhanhoa.com -all
SOAns1.zonedns.vnroot@dlt.com.vn 2025-11-27 #4

com.vn

DNSSEC⚠️ Not signed
NSdns-master.vnnic.vn
NSa.dns-servers.vn ⚠️ Not in parent delegation
NSb.dns-servers.vn ⚠️ Not in parent delegation
NSc.dns-servers.vn ⚠️ Not in parent delegation
NSd.dns-servers.vn ⚠️ Not in parent delegation
NSe.dns-servers.vn ⚠️ Not in parent delegation
NSf.dns-servers.vn ⚠️ Not in parent delegation
NSg.dns-servers.vn ⚠️ Not in parent delegation
NSh.dns-servers.vn ⚠️ Not in parent delegation
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2022805428

Subdomains

Same first word

Similar names

DNS History

4 records (4 active, 0 former)

NSns1.zonedns.vnns2.zonedns.vnns3.zonedns.vnMXmail.dlt.com.vn
NSns1.zonedns.vn2026-05-12 → 2026-07-14 · 2 obs
● 2026-05-12 10:48:34
● 2026-07-14 20:03:48
NSns2.zonedns.vn2026-05-12 → 2026-07-14 · 2 obs
● 2026-05-12 10:48:34
● 2026-07-14 20:03:48
NSns3.zonedns.vn2026-05-12 → 2026-07-14 · 2 obs
● 2026-05-12 10:48:34
● 2026-07-14 20:03:48
MXmail.dlt.com.vn2026-05-12 → 2026-07-14 · 4 obs
● 2026-05-12 10:48:34
○ 2026-06-26 02:11:04
● 2026-06-29 05:00:14
● 2026-07-14 20:03:48

🔍 DNS Trace

Analysis

Hierarchy

mail.dlt.com.vn is delegated beneath dlt.com.vn.

Name Servers

dlt.com.vn has three name servers — ns1.zonedns.vn, ns2.zonedns.vn and ns3.zonedns.vn.

There is at least partial name server overlap between dlt.com.vn and other domains — chanhphutungxemay.vn, headosc.com, vtac-tactician.com.vn and two more among them.

The name servers ns4.zonedns.vn, ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn are often found in combination with these name servers.

Each of ns1.zonedns.vn, ns2.zonedns.vn and ns3.zonedns.vn resolves to a pair of IP addresses: 64.176.84.220 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 for ns1.zonedns.vn; 103.176.178.51 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 for ns2.zonedns.vn; 103.28.36.30 and 2001:df1:3200::15 for ns3.zonedns.vn.

The host names ns1.zonedns.vn and ns2.zonedns.vn both resolve to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 IP addresses.

Mail Servers

dlt.com.vn routes its mail through a single mail server, mail.dlt.com.vn.

mail.dlt.com.vn points to one IP number — 203.162.79.145.