trungbds.vn - robtex.com
trungbds.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.245.90.200🇻🇳 FPT-AS-AP210.245.88.0/21 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | 210-245-90-200.shared.hostvn.net | ||||||
| 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 | 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 | 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 | mail.trungbds.vn ⭐ | ||||||
| A | 210.245.90.200🇻🇳 FPT-AS-AP210.245.88.0/21 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | 210-245-90-200.shared.hostvn.net | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns2.pavietnam.vnhostmaster@trungbds.vn 2025-11-29 #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=2030753836 | ||||||
Subdomains
www.trungbds.vn |
cpcalendars.trungbds.vn |
webmail.trungbds.vn |
cpcontacts.trungbds.vn |
autodiscover.trungbds.vn |
cpanel.trungbds.vn |
mail.trungbds.vn |
Same first word
trungbds.vn |
DNS History
5 records (5 active, 0 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 03:45:28
●NSns2.pavietnam.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 03:45:28
●NSnsbak.pavietnam.net2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 03:45:28
●MXmail.trungbds.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 03:45:28
●A210.245.90.2002026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 03:45:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| trungbds.vn | nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn | 4 records |
✅ Authoritative Response
Server:222.255.121.247
NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for trungbds.vn (unsigned zone)
⏱️ Timing
Total: 1878ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.245.90.200 |
| NS | 3 | ns1.pavietnam.vn, nsbak.pavietnam.net... |
| MX | 1 | mail.trungbds.vn (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns2.pavietnam.vn hostmaster.trungbds.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.pavietnam.vn, ns1.pavietnam.vn, ns2.pavietnam.vn...)
Analysis
Hierarchy
trungbds.vn is a parent of www.trungbds.vn, cpcalendars.trungbds.vn, webmail.trungbds.vn, cpcontacts.trungbds.vn, autodiscover.trungbds.vn and a few other host names.
IP Addresses
trungbds.vn points to a single IP: 210.245.90.200.
Other host names, for instance webdisk.tekco.vn, cpcontacts.unescotaybac.vn, toitodangbaucu.net, a.toyotathanhhoa3s.vn and webdisk.unescotaybac.vn share IP numbers with trungbds.vn.
Name Servers
trungbds.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
trungbds.vn partially shares name servers with other domains; examples include difa.vn, thanhhoadbnd.vn, phanbondaithinhphat.vn, edenstarsaigonhotel.com and studytienganh.vn.
These name servers commonly accompany ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and ns3.dotvndns.vn.
Host names with two IP numbers:
nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22.
ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3.
ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247.
Mail Servers
trungbds.vn is handled by a single mail server, mail.trungbds.vn.
mail.trungbds.vn points to a single IP: 210.245.90.200.