mail.tktech.vn - robtex.com

mail.tktech.vn

CNAMEh01.azdigimail.com
DNSSEC⚠️ Not signed
A45.252.250.12🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN
PTRh01.azdigimail.com

tktech.vn

DNSSEC⚠️ Not signed
A116.118.49.133🇻🇳 AZDIGI-AS-VN116.118.48.0/22 SPT-VN AZDIGI - Customer of SPT
NSdns3.vina-host.com ⭐ ⚠️ Not in parent delegation
NSdns4.vina-host.com ⚠️ Not in parent delegation
NSns3.vinahost.vn ⚠️ Not in zone NS records
NSns4.vinahost.vn ⚠️ Not in zone NS records
MXmail.tktech.vn ⭐
TXTv=spf1 +mx +a +ip4:45.252.248.0/22 +ip4:103.221.220.0/22 ~all
SOAdns3.vina-host.comroot@dns3.vina-host.vn 2025-11-16 #2

PTR for

77.98.72.120.in-addr.arpa

MX for

tktech.vn

Previously MX for

a17-250-248-101.www.tktech.vn
k.www.tktech.vn
www.tktech.vn
6461796c6967687477696e64796a616e6540686f746d616message.www.tktech.vn
blog.www.tktech.vn
euro.www.tktech.vn
jerry.euro.www.tktech.vn
asia.www.tktech.vn

Same first word

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DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026A120.72.98.109125.212.217.107CNAMEh01.azdigimail.com
○A120.72.98.1092015-06-06 → 2016-01-04 · 4 obs
● 2015-06-06 03:34:44
● 2016-01-04 09:35:22
○ 2016-06-13 05:40:52
○ 2026-05-12 13:51:00
○A125.212.217.1072016-06-13 → 2017-07-11 · 5 obs
○ 2016-01-04 09:35:22
● 2016-06-13 05:40:52
● 2017-07-11 17:05:00
○ 2026-02-21 12:06:18
○ 2026-05-12 13:51:00
●CNAMEh01.azdigimail.com2026-02-21 → 2026-05-12 · 2 obs
● 2026-02-21 12:06:18
● 2026-05-12 13:51:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...-
tktech.vnns4.vinahost.vn, ns3.vinahost.vn2 records

✅ Authoritative Response

Server:125.212.217.199

NS records: ns4.vinahost.vn, ns3.vinahost.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tktech.vn (unsigned zone)

⏱️ Timing

Total: 3344ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1h01.azdigimail.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.vinahost.vn, ns4.vinahost.vn)

Analysis

Mail Server Role

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

IP Addresses

mail.tktech.vn points to a single IP: 45.252.250.12.

Other host names, for instance webmail.interprint.com.vn, webmail.iecvietnam.vn, webmail.vareno.vn, webmail.lionexpress.vn and webmail.it-group.vn share IP numbers with mail.tktech.vn.