mail.o2tech.vn - robtex.com

mail.o2tech.vn

DNSSEC⚠️ Not signed
A103.74.122.164🇻🇳 BKNS-AS-VN103.74.122.0/23 CNBKNS-VN
PTRsv122164.bkns.vn

o2tech.vn

DNSSEC⚠️ Not signed
A103.187.168.198🇻🇳 BKNS-AS-VN103.187.168.0/23 BKHNT-VN
NSns1.bkdns.vn ⭐
NSns2.bkdns.vn
NSns3.bkdns.vn
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
MXmail.o2tech.vn(10)
TXT_globalsign-domain-verification=-oMcNY2Xiw15EJ2voWdHO48tBnSLA_vPUl5q9mvWhC
TXTv=spf1 include:_spf.bkns.com.vn ~all
TXT"google-site-verification=smkyqrfa3XYQZSK5pOSHn5UBhf2dJA4JfWCYlnqe49U"
TXT0t2q6tltgdx4pb1tj098k1rg0wwkx95z
TXT_m91lxhvv7s48z2zxek0e261avg6p2sr
TXT_globalsign-domain-verification=tEtOQa_fHu5AdrG-W_IOQD-WBOEPqa7VNe3_bNADYZ
TXTx59llfb7rn8z84wzjn420j7h9bjlzqr5
SOAns1.bkdns.vnhostmaster@o2tech.vn 2023-03-09 #20

MX for

o2tech.vn

Same first word

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DNS History

1 record (1 active, 0 former)

A103.74.122.164
●A103.74.122.1642026-05-09 → 2026-05-13 · 2 obs
● 2026-05-09 16:06:44
● 2026-05-13 11:53:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vnc.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn...-
o2tech.vnns3.bkdns.vn, ns2.bkdns.vn, ns1.bkdns.vn3 records

✅ Authoritative Response

Server:103.74.123.250

NS records: ns3.bkdns.vn, ns2.bkdns.vn, ns1.bkdns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for o2tech.vn (unsigned zone)

⏱️ Timing

Total: 1781ms | Queries: -

📄 Records

TypeCountSample Data
A1103.74.122.164

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns3.bkdns.vn, ns2.bkdns.vn, ns1.bkdns.vn)

Analysis

Mail Server Role

mail.o2tech.vn acts as a mail server for o2tech.vn.

aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com are commonly used as mail servers together with mail.o2tech.vn.

IP Addresses

mail.o2tech.vn points to a single IP number: 103.74.122.164.