mail.tbttech.vn - robtex.com

mail.tbttech.vn

DNSSEC⚠️ Not signed
A124.158.10.244🇻🇳 CMC-3124.158.10.0/24 CMCTELECOM-VN
PTRmail.mylandingpage.vn
PTRmail.omall.vn
PTRmail.tbttech.vn
PTRmail.aaufurniture.vn.10.158.124.in-addr.arpa
PTRmail.dienlanhniemtinviet.vn.10.158.124.in-addr.arpa

tbttech.vn

DNSSEC⚠️ Not signed
A103.255.237.57🇻🇳 LUUTRUSO-AS-VN103.255.237.0/24 LUUTRUSO-VN
NSns1.luutruso.vn ⭐
NSns2.luutruso.vn
NSnsbak.luutruso.net
MXmail.tbttech.vn ⭐
TXTv=spf1 mx a ip4:124.158.10.244 ~all
SOAns1.luutruso.vnsupport@123host.vn 2021-03-10 #7

PTR for

244.10.158.124.in-addr.arpa

MX for

tbttech.vn

Same first word

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DNS History

1 record (1 active, 0 former)

A124.158.10.244
●A124.158.10.2442026-03-21 → 2026-05-12 · 2 obs
● 2026-03-21 15:49:34
● 2026-05-12 17:19:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...-
tbttech.vnnsbak.luutruso.net, ns1.luutruso.vn, ns2.luutruso.vn2 records

✅ Authoritative Response

Server:139.144.121.147

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tbttech.vn (unsigned zone)

⏱️ Timing

Total: 1186ms | Queries: -

📄 Records

TypeCountSample Data
A1124.158.10.244

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

mail.tbttech.vn is the mail server for tbttech.vn.

IP Addresses

mail.tbttech.vn maps to IP address 124.158.10.244.

Other host names, for example, mail.viettechgroup.com.vn share IP numbers with mail.tbttech.vn.