rsdtech.vn - robtex.com
rsdtech.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.82.21.30🇻🇳 VNPT-AS-VN103.82.20.0/22 INETACADEMY-AS-VN | ||||||
| PTR | 103.82.21.30.cloudfly.vn | ||||||
| NS | ns1.pavietnam.vn ⭐ | ||||||
| A | 2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| A | 112.213.89.3🇻🇳 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 | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| NS | ns2.pavietnam.vn | ||||||
| A | 2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns2.dotvndns.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | nsbak.pavietnam.net | ||||||
| A | 2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | nsbak.dotvndns.com | ||||||
| A | 112.213.89.22🇻🇳 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 | ||||||
| PTR | ns8922.dotvndns.vn | ||||||
| MX | mail9003.maychuemail.com ⭐ | ||||||
| A | 112.213.90.3🇻🇳 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 | ||||||
| PTR | mail9003.maychuemail.com | ||||||
| MX | mx9003.maychuemail.net(10) | ||||||
| A | 112.213.90.3🇻🇳 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 | ||||||
| PTR | mail9003.maychuemail.com | ||||||
| TXT | v=spf1 include:spf.maychuemail.com ~all | ||||||
| SOA | ns1.pavietnam.vnhostmaster@rsdtech.vn 2025-06-04 #5 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2031049081 | ||||||
Same first word
Similar names
drstech.com.au |
sdrtech.org |
drstech.net |
therdcs.com |
chertsd.space |
techdsr.com |
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drstech.co.in |
drtechs.com |
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DNS History
6 records (6 active, 0 former)
●NSns1.pavietnam.vn2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-29 02:38:36
●NSns2.pavietnam.vn2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-29 02:38:36
●NSnsbak.pavietnam.net2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-29 02:38:36
●MXmail9003.maychuemail.com2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-29 02:38:36
●MXmx9003.maychuemail.net2026-07-03 → 2026-07-29 · 2 obs
● 2026-07-29 02:38:36
●A103.82.21.302026-07-03 → 2026-07-29 · 2 obs
● 2026-07-29 02:38:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, g.dns-servers.vn, b.dns-servers.vn, f.dns-servers.vn... | - |
| rsdtech.vn | ns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net | 4 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
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.82.21.30 |
| NS | 3 | ns1.pavietnam.vn, ns2.pavietnam.vn... |
| MX | 2 | mail9003.maychuemail.com (pri: 5), mx9003.maychuemail.net (pri: 10) |
| TXT | 1 | v=spf1 include:spf.maychuemail.com ~all |
| SOA | 1 | ns1.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.