vietsotech.vn - robtex.com
vietsotech.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.57.220.185🇻🇳 VNPT-AS-VN103.57.220.0/22 INET-VN | ||||||
| NS | ns1.dotvndns.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.dotvndns.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 | ns3.dotvndns.vn | ||||||
| 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 | ||||||
| NS | nsbak.dotvndns.com | ||||||
| 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.vietsotech.vn ⭐ | ||||||
| A | 103.57.220.185🇻🇳 VNPT-AS-VN103.57.220.0/22 INET-VN | ||||||
| TXT | google-site-verification=h1NJdGhCATwP5IolJRbiX3s1qa5v1r2GiFjkQYQY1JU | ||||||
| TXT | zalo-platform-site-verification=GTcKBBpo8Z9uq8GOlQ0pBtg9XWoM_rLJCpSs | ||||||
| TXT | v=spf1 a mx ip4:103.57.220.185 ~all | ||||||
| SOA | ns1.dotvndns.vnhostmaster@vietsotech.vn 2025-10-21 #21 | ||||||
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=2030776703 | ||||||
Subdomains
Same first word
vietsotech.vn |
DNS History
6 records (6 active, 0 former)
●NSns1.dotvndns.vn2026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 15:12:32
●NSns2.dotvndns.vn2026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 15:12:32
●NSns3.dotvndns.vn2026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 15:12:32
●NSnsbak.dotvndns.com2026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 15:12:32
●MXmail.vietsotech.vn2026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 15:12:32
●A103.57.220.1852026-05-01 → 2026-05-15 · 2 obs
● 2026-05-15 15:12:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| vietsotech.vn | ns3.dotvndns.vn, ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com | 4 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: ns3.dotvndns.vn, ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vietsotech.vn (unsigned zone)
⏱️ Timing
Total: 2105ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.57.220.185 |
| NS | 4 | ns3.dotvndns.vn, ns1.dotvndns.vn... |
| MX | 1 | mail.vietsotech.vn (pri: 10) |
| TXT | 3 | zalo-platform-site-verification=GTcKBBpo, google-site-verification=h1NJdGhCATwP5Io... |
| SOA | 1 | ns1.dotvndns.vn hostmaster.vietsotech.vn |
📌 Glue Records Collected
Total: 20
In-bailiwick: 16 (a.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn...)
Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn...)
Analysis
Hierarchy
vietsotech.vn is a parent of demo.vietsotech.vn, www.vietsotech.vn, mail.vietsotech.vn and post.vietsotech.vn.
IP Addresses
vietsotech.vn points to IP number: 103.57.220.185.
Other host names such as phuctan.vn, www.cameranhatrang.vn, mai.udaqua.com, petnorlng.com and www.dienkim.vn share IPs with vietsotech.vn.
Name Servers
vietsotech.vn is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns3.dotvndns.vn.
vietsotech.vn at least partially shares name servers with other domains, for instance pvpower.vn, dichthuattiengnhatban.com, zonedes.com, tayhogroup.com and kids999.vn.
These name servers are commonly used together with ns1.pavietnam.vn, ns2.pavietnam.vn and nsbak.pavietnam.net.
Two IP numbers per host:
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.
One IP number per host:
ns3.dotvndns.vn points to 112.213.89.22.
Hosts that point to 112.213.89.22:
nsbak.dotvndns.com and ns3.dotvndns.vn.
Mail Servers
vietsotech.vn is handled by a single mail server, mail.vietsotech.vn.
mail.vietsotech.vn points to a single IP: 103.57.220.185.