tuvanvisa.vn - robtex.com
tuvanvisa.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.155.161.199🇻🇳 VNDATA-AS-VN103.155.161.0/24 SVHUB-VN | ||||||
| PTR | tuvanvisa | ||||||
| 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 | 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.tuvanvisa.vn ⭐ | ||||||
| A | 103.155.161.199🇻🇳 VNDATA-AS-VN103.155.161.0/24 SVHUB-VN | ||||||
| PTR | tuvanvisa | ||||||
| SOA | ns1.dotvndns.vnhostmaster@tuvanvisa.vn 2026-05-05 #13 | ||||||
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=2030761053 | ||||||
Subdomains
Same first word
tuvanvisa.vn |
DNS History
11 records (5 active, 6 former)
○NSns-hold.vnnic.vn2026-05-01 → 2026-05-01 · 5 obs
● 2026-05-01 08:15:10
● 2026-05-01 10:56:24
○ 2026-05-08 11:02:44
○ 2026-05-11 22:22:48
●NSns1.dotvndns.vn2026-05-08 → 2026-05-11 · 3 obs
● 2026-05-08 11:02:44
● 2026-05-11 22:22:48
○NSns1.pavietnam.vn2018-05-08 → 2018-05-08 · 3 obs
○ 2026-05-01 08:15:10
○ 2026-05-11 22:22:48
●NSns2.dotvndns.vn2026-05-08 → 2026-05-11 · 3 obs
● 2026-05-08 11:02:44
● 2026-05-11 22:22:48
○NSns2.pavietnam.vn2018-05-08 → 2018-05-08 · 3 obs
○ 2026-05-01 08:15:10
○ 2026-05-11 22:22:48
●NSnsbak.dotvndns.com2026-05-08 → 2026-05-11 · 3 obs
● 2026-05-08 11:02:44
● 2026-05-11 22:22:48
○NSnsbak.pavietnam.net2018-05-08 → 2018-05-08 · 3 obs
○ 2026-05-01 08:15:10
○ 2026-05-11 22:22:48
●MXmail.tuvanvisa.vn2018-05-08 → 2026-05-11 · 5 obs
○ 2026-05-01 08:15:10
○ 2026-05-01 10:56:24
● 2026-05-08 11:02:44
● 2026-05-11 22:22:48
●A103.155.161.1992026-05-08 → 2026-05-11 · 3 obs
● 2026-05-08 11:02:44
● 2026-05-11 22:22:48
○A103.200.23.1532018-05-08 → 2018-05-08 · 3 obs
○ 2026-05-01 08:15:10
○ 2026-05-11 22:22:48
○A117.122.125.1072026-05-01 → 2026-05-01 · 5 obs
● 2026-05-01 08:15:10
● 2026-05-01 10:56:24
○ 2026-05-08 11:02:44
○ 2026-05-11 22:22:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| tuvanvisa.vn | ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com | 4 records |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tuvanvisa.vn (unsigned zone)
⏱️ Timing
Total: 2337ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.155.161.199 |
| NS | 3 | ns1.dotvndns.vn, nsbak.dotvndns.com... |
| MX | 1 | mail.tuvanvisa.vn (pri: 10) |
| SOA | 1 | ns1.dotvndns.vn hostmaster.tuvanvisa.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns1.dotvndns.vn, ns2.dotvndns.vn...)
Analysis
Hierarchy
tuvanvisa.vn is a parent of mail.tuvanvisa.vn and www.tuvanvisa.vn.
IP Addresses
tuvanvisa.vn points to a single IP number: 103.155.161.199.
Other host names, for instance mail.tuvanvisa.vn and cosbiz.vn, share IP numbers with tuvanvisa.vn.
Name Servers
The domain tuvanvisa.vn is delegated to three name servers: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.
tuvanvisa.vn shares name servers with other domains at least partially, for instance hanhtinhxanhhanoi.com, vietsov.vn, vietsaf.com.vn, otm.vn and tpbankholdings.com.
These name servers are often used with ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and nsbak.dotvndns.vn.
Host names with two IP numbers:
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
Mail Servers
The mail server for tuvanvisa.vn is mail.tuvanvisa.vn.
Host name mail.tuvanvisa.vn resolves to IP 103.155.161.199.