rsdtech.vn - robtex.com

rsdtech.vn

DNSSEC⚠️ Not signed
A103.82.21.30🇻🇳 VNPT-AS-VN103.82.20.0/22 INETACADEMY-AS-VN
PTR103.82.21.30.cloudfly.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
NSns2.pavietnam.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.pavietnam.net
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
MXmail9003.maychuemail.com
A112.213.90.3🇻🇳 SUPERDATA112.213.90.0/24 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
PTRmail9003.maychuemail.com
MXmx9003.maychuemail.net(10)
A112.213.90.3🇻🇳 SUPERDATA112.213.90.0/24 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
PTRmail9003.maychuemail.com
TXTv=spf1 include:spf.maychuemail.com ~all
SOAns1.pavietnam.vnhostmaster@rsdtech.vn 2025-06-04 #5

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=2031049081

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

NSns1.pavietnam.vnns2.pavietnam.vnnsbak.pavietnam.netMXmail9003.maychuemail.commx9003.maychuemail.netA103.82.21.30
NSns1.pavietnam.vn2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-03 00:32:00
● 2026-07-29 02:38:36
NSns2.pavietnam.vn2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-03 00:32:00
● 2026-07-29 02:38:36
NSnsbak.pavietnam.net2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-03 00:32:00
● 2026-07-29 02:38:36
MXmail9003.maychuemail.com2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-03 00:32:00
● 2026-07-29 02:38:36
MXmx9003.maychuemail.net2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-03 00:32:00
● 2026-07-29 02:38:36
A103.82.21.302026-07-03 → 2026-07-29 · 2 obs
● 2026-07-03 00:32:00
● 2026-07-29 02:38:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, g.dns-servers.vn, b.dns-servers.vn, f.dns-servers.vn...-
rsdtech.vnns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net4 records

✅ Authoritative Response

Server:112.213.89.3

NS records: ns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rsdtech.vn (unsigned zone)

⏱️ Timing

Total: 1860ms | Queries: -

📄 Records

TypeCountSample Data
A1103.82.21.30
NS3ns1.pavietnam.vn, ns2.pavietnam.vn...
MX2mail9003.maychuemail.com (pri: 5), mx9003.maychuemail.net (pri: 10)
TXT1v=spf1 include:spf.maychuemail.com ~all
SOA1ns1.pavietnam.vn hostmaster.rsdtech.vn

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

rsdtech.vn points to a single IP number: 103.82.21.30.

Additional host names — 9gp7swp3.bybanking.com, unimore.vn, vision-tech.vn and two others — share IP numbers with rsdtech.vn.

Name Servers

rsdtech.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.

rsdtech.vn shares at least some of its name servers with other domains, including viedu.edu.vn, quochoavietnam.info, longbeachmart.vn and two others.

These name servers are frequently seen alongside the name servers ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and nsbak.dotvndns.vn.

nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn each resolve to two IP addresses: nsbak.pavietnam.net resolves to 112.213.89.22 and 2406:9c80::9000:302; ns1.pavietnam.vn resolves to 112.213.89.3 and 2406:9c80::66; ns2.pavietnam.vn resolves to 222.255.121.247 and 2406:9c80::9000:111.

Mail Servers

rsdtech.vn has two mail servers: mail9003.maychuemail.com and mx9003.maychuemail.net.

rsdtech.vn shares the same mail server setup as other domains, including modiscorp.com, promanaint.com, hoanganh98.com and two others.

rsdtech.vn shares mail servers with at least some other domains, such as japanshop.vn, mes.net.vn and teel.vn.

These mail servers are frequently used alongside the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com, plus two others.

mail9003.maychuemail.com and mx9003.maychuemail.net both resolve to the same single IP address: 112.213.90.3.

mail9003.maychuemail.com and mx9003.maychuemail.net are host names that each point to 112.213.90.3 IP addresses.