mail.thinkup.vn - robtex.com

mail.thinkup.vn

DNSSEC⚠️ Not signed
A103.221.221.82🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN

thinkup.vn

DNSSEC🔒 Signed (DS record present)
A103.221.221.82🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN
NSns-b3.tenten.vn ⭐
NSns-b1.tenten.vn
NSns-b2.tenten.vn
MXmail.thinkup.vn ⭐
TXTv=spf1 mx a ip4:103.221.221.82 ~all
TXTgoogle-site-verification=pkv_j0KqNpL7YhGXhk6Elw0WXvMooPbTcyFstH7FiqE
SOAns-b3.tenten.vnnoreply@tenten.vn serial=1718203343

MX for

thinkup.vn

Same first word

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DNS History

1 record (1 active, 0 former)

A103.221.221.82
●A103.221.221.822026-05-01 → 2026-05-10 · 2 obs
● 2026-05-01 08:04:26
● 2026-05-10 06:46:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, e.dns-servers.vn, c.dns-servers.vn...-
thinkup.vnns-b3.tenten.vn, ns-b1.tenten.vn, ns-b2.tenten.vn-

✅ Authoritative Response

Server:163.44.207.21

NS records: ns-b3.tenten.vn, ns-b1.tenten.vn, ns-b2.tenten.vn

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2179ms | Queries: -

📄 Records

TypeCountSample Data
A1103.221.221.82

Analysis

Mail Server Role

mail.thinkup.vn serves as the mail server for thinkup.vn.

IP Addresses

mail.thinkup.vn points to a single IP address: 103.221.221.82.

Other host names such as mail.sungroupcorp.com, suncosmoresidence.net.thinkup.vn, www.suncentrotownhalong.net.thinkup.vn, canhokhaihoan.vn and www.sunspanatowers.vn.thinkup.vn share IP numbers with mail.thinkup.vn.