topcin.com.vn - robtex.com
topcin.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.92.4.12🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-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 | mail.topcin.com.vn ⭐ | ||||||
| A | 202.92.4.12🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns1.pavietnam.vnhostmaster@topcin.com.vn 2024-08-28 #2 | ||||||
com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2022706652 | ||||||
Subdomains
Same first word
topcin.com.vn |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 15:13:54
●NSns2.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 15:13:54
●NSnsbak.pavietnam.net2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 15:13:54
●MXmail.topcin.com.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 15:13:54
●A202.92.4.122026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 15:13:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, f.dns-servers.vn... | - |
| topcin.com.vn | ns2.pavietnam.vn, nsbak.pavietnam.net, ns1.pavietnam.vn | - |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns2.pavietnam.vn, nsbak.pavietnam.net, ns1.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for topcin.com.vn (unsigned zone)
⏱️ Timing
Total: 3023ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.92.4.12 |
| NS | 3 | ns2.pavietnam.vn, ns1.pavietnam.vn... |
| MX | 1 | mail.topcin.com.vn (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.pavietnam.vn hostmaster.topcin.com.v |
Analysis
Hierarchy
topcin.com.vn is a parent of mail.topcin.com.vn and www.topcin.com.vn.
IP Addresses
topcin.com.vn points to IP number: 202.92.4.12.
Other host names such as cpcontacts.dieuhoathonggio.com.vn, atv247.com.vn, banchaidien.vn, webmail.woman.vn and webmail.bloommax.vn share IPs with topcin.com.vn.
Name Servers
topcin.com.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
topcin.com.vn at least partially shares name servers with other domains, for instance tretho.edu.vn, luatsumen.vn, cloudtiny.net, thanhwm.com and tamhome.vn.
These name servers are commonly used with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, nsbak.pavietnam.vn, dnsbak.pavietnam.vn and ns3.dotvndns.vn.
Host nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22; Host ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3; Host ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247.
Mail Servers
topcin.com.vn is handled by a single mail server, mail.topcin.com.vn.
mail.topcin.com.vn points to a single IP: 202.92.4.12.