mail.vntousa.org - robtex.com

mail.vntousa.org

DNSSEC⚠️ Not signed
A103.27.239.4🇻🇳 LVSS-AS-VN103.27.236.0/22 LVSS-VN
PTRsecuremail.dichvuthu.com

vntousa.org

DNSSEC⚠️ Not signed
A115.146.126.82🇻🇳 CMC-2115.146.126.0/24 CMCTELECOM-VN
NSathena.ns.cloudflare.com ⭐
NSjay.ns.cloudflare.com
MXmail.vntousa.org ⭐
TXTv=spf1 include:_spf.smtp.com include:dn(0x736578)it.com ~all
SOAathena.ns.cloudflare.comdns@cloudflare.com serial=2403638170

MX for

vntousa.org

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DNS History

1 record (1 active, 0 former)

A103.27.239.4
●A103.27.239.42026-05-09 → 2026-05-11 · 2 obs
● 2026-05-09 10:29:26
● 2026-05-11 16:14:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
vntousa.orgjay.ns.cloudflare.com, athena.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.72

NS records: jay.ns.cloudflare.com, athena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vntousa.org (unsigned zone)

⏱️ Timing

Total: 354ms | Queries: -

📄 Records

TypeCountSample Data
A1103.27.239.4

Analysis

Mail Server Role

mail.vntousa.org serves as the mail server for vntousa.org.

IP Addresses

mail.vntousa.org points to an IP address: 103.27.239.4.

other host names include tms-vietnam.com, mail.tms-vietnam.com, mail.mti-tech.com.vn, mail.lin-artdesign.com and mail.avac.com.vn; they share IP numbers with mail.vntousa.org.