realtech.vn - robtex.com

realtech.vn

DNSSEC⚠️ Not signed
A103.39.93.78🇻🇳 FPT-AS-AP103.39.92.0/22 FPT-VN
NSns1.pavietnam.vn ⭐
A2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns1.dotvndns.vn
A112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRns1.dotvndns.vn
NSns1.dotvndns.vn
A2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns1.dotvndns.vn
A112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRns1.dotvndns.vn
NSns2.dotvndns.vn
A2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns2.dotvndns.vn
A222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT
PTRstatic.vdc.vn
PTRstatic.vnpt.vn
NSnsbak.dotvndns.com
A2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRnsbak.dotvndns.com
A112.213.89.22🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRns8922.dotvndns.vn
MXmx2.ngn.com.vn ⭐
A103.39.93.79🇻🇳 FPT-AS-AP103.39.92.0/22 FPT-VN
PTRmx2.ngn.com.vn
TXTv=spf1 mx ip4:113.161.116.74 ~all
TXT_bnoamcm3xmr8p9uerz00dq7z4laabgn
SOAns1.pavietnam.vnhostmaster@realtech.vn 2026-05-07 #31

vn

DNSSEC🔒 Signed (DS record present)
NSdns-master.vnnic.vn ⭐
NSa.dns-servers.vn
NSb.dns-servers.vn
NSc.dns-servers.vn
NSd.dns-servers.vn
NSe.dns-servers.vn
NSf.dns-servers.vn
NSg.dns-servers.vn
NSh.dns-servers.vn
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2030743424

Subdomains

www.realtech.vn
support.realtech.vn

Same first word

realtech.support
realtech.vn
realtech.de
realtech.co.za
realtech.cn
realtech.ch
realtech.co.in
realtech.dk
realtech.sk
realtech.com.vn
realtech.me
realtech.com.tr
realtech.org
realtech.co
realtech.pl
realtech.jp
realtech.ca
realtech.at
realtech.pro
realtech.gr
realtech.com.sg
realtech.hu
realtech.com.au
realtech.net
realtech.co.uk
realtech.com.br
realtech.com
realtech.email
realtech.es
realtech.solutions
realtech.in
realtech.com.sa

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DNS History

6 records (6 active, 0 former)

NSns1.dotvndns.vnns1.pavietnam.vnns2.dotvndns.vnnsbak.dotvndns.comMXmx2.ngn.com.vnA103.39.93.78
●NSns1.dotvndns.vn2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-01 14:39:12
● 2026-05-07 11:15:46
●NSns1.pavietnam.vn2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-01 14:39:12
● 2026-05-07 11:15:46
●NSns2.dotvndns.vn2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-01 14:39:12
● 2026-05-07 11:15:46
●NSnsbak.dotvndns.com2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-01 14:39:12
● 2026-05-07 11:15:46
●MXmx2.ngn.com.vn2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-01 14:39:12
● 2026-05-07 11:15:46
●A103.39.93.782026-05-01 → 2026-05-07 · 2 obs
● 2026-05-01 14:39:12
● 2026-05-07 11:15:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...-
realtech.vnns1.dotvndns.vn, nsbak.dotvndns.com, ns2.dotvndns.vn4 records

✅ Authoritative Response

Server:112.213.89.3

NS records: ns1.dotvndns.vn, nsbak.dotvndns.com, ns2.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for realtech.vn (unsigned zone)

⏱️ Timing

Total: 1668ms | Queries: -

📄 Records

TypeCountSample Data
A1103.39.93.78
NS3ns1.dotvndns.vn, ns2.dotvndns.vn...
MX1mx2.ngn.com.vn (pri: 10)
TXT2v=spf1 mx ip4:113.161.116.74 ~all, _bnoamcm3xmr8p9uerz00dq7z4laabgn
SOA1ns1.pavietnam.vn hostmaster.realtech.vn

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.dotvndns.vn, ns1.dotvndns.vn, ns2.dotvndns.vn...)

Analysis

Hierarchy

realtech.vn is the parent of www.realtech.vn and support.realtech.vn.

IP Addresses

realtech.vn resolves to a single IP: 103.39.93.78.

Other host names, for instance, support.realtech.vn and www.realtech.vn share IP numbers with realtech.vn.

Name Servers

realtech.vn is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns1.pavietnam.vn.

realtech.vn shares some name servers with other domains, for example codetohost.com, khomaypha.vn, lensprovn.com, muabaninox.com and soft365.net.

These name servers are often used together with ns2.pavietnam.vn, nsbak.pavietnam.net and ns3.dotvndns.vn.

Host names with two IP numbers

nsbak.dotvndns.com points to 2406:9c80::9000:302 and 112.213.89.22

ns1.dotvndns.vn points to 2406:9c80::66 and 112.213.89.3

ns2.dotvndns.vn points to 2406:9c80::9000:111 and 222.255.121.247

ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3

Host names pointing to 2406:9c80::66: ns1.dotvndns.vn and ns1.pavietnam.vn

Host names pointing to 112.213.89.3: ns1.dotvndns.vn and ns1.pavietnam.vn

Mail Servers

realtech.vn is handled by a single mail server, mx2.ngn.com.vn.

realtech.vn shares the same mail server setup as other domains, for instance ngn.vn and ngn.com.vn.

Host name mx2.ngn.com.vn points to IP 103.39.93.79.