mail.devmaster.vn - dns.ninja

mail.devmaster.vn

DNSSEC⚠️ Not signed
A118.70.183.88🇻🇳 FPT-AS-AP118.70.183.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi

devmaster.vn

DNSSEC⚠️ Not signed
A118.70.183.88🇻🇳 FPT-AS-AP118.70.183.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi
NSns1.pavietnam.vn ⭐
NSns2.pavietnam.vn
NSnsbak.pavietnam.net
MXmail.devmaster.vn ⭐
TXTv=spf1 a mx include:_spf.google.com include:amazonses.com ~all
SOAns1.pavietnam.vnhostmaster@devmaster.vn 2026-07-03 #16

MX for

devmaster.vn

Same first word

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DNS History

1 record (1 active, 0 former)

A118.70.183.88
●A118.70.183.882026-07-02 → 2026-08-01 · 4 obs
● 2026-07-02 06:11:26
○ 2026-07-21 03:33:06
● 2026-07-26 20:07:02
● 2026-08-01 08:28:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vnh.dns-servers.vn, f.dns-servers.vn, a.dns-servers.vn, g.dns-servers.vn...15 records
devmaster.vnnsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn4 records

✅ Authoritative Response

Server:222.255.121.247

NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devmaster.vn (unsigned zone)

⏱️ Timing

Total: 4934ms | Queries: -

📄 Records

TypeCountSample Data
A1118.70.183.88

📌 Glue Records Collected

Total: 19

In-bailiwick: 15 (h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn...)

Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)

Analysis

Mail Server Role

mail.devmaster.vn serves as a mail server for devmaster.vn.

IP Addresses

mail.devmaster.vn points to a single IP number: 118.70.183.88.

Other host names, among them devmaster.vn and mkufe.devmaster.vn, have IP numbers in common with mail.devmaster.vn.