smn.com.vn - robtex.com
smn.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 171.224.240.91🇻🇳 VIETEL-AS-AP171.224.240.0/22 Proxy-registered route object | ||||||
| NS | ns1.smnet.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 | dnsbak.smnet.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 | ns2.smnet.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | nsbak.smnet.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 | ||||||
| MX | mail.smn.com.vn ⭐ | ||||||
| A | 113.161.145.126🇻🇳 VTN-1113.161.144.0/21 VNPT-Net | ||||||
| PTR | srv3.smnet.vn | ||||||
| TXT | v=spf1 ip4:113.161.145.126 include:_spf.google.com ~all | ||||||
| TXT | v=spf1 ip4:113.161.145.126 -all | ||||||
| TXT | MS=ms18895278 | ||||||
| SOA | ns1.smnet.vnhostmaster@smn.com.vn 2026-03-29 #60 | ||||||
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=2022708573 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●MXmail.smn.com.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 22:31:04
●A171.224.240.912026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 22:31:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | h.dns-servers.vn, f.dns-servers.vn, a.dns-servers.vn, g.dns-servers.vn... | - |
| smn.com.vn | ns1.smnet.vn, ns2.smnet.vn, nsbak.smnet.vn, dnsbak.smnet.vn | - |
✅ Authoritative Response
Server:112.213.89.22
NS records: ns1.smnet.vn, ns2.smnet.vn, nsbak.smnet.vn, dnsbak.smnet.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for smn.com.vn (unsigned zone)
⏱️ Timing
Total: 2581ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 171.224.240.91 |
| NS | 4 | dnsbak.smnet.vn, nsbak.smnet.vn... |
| MX | 1 | mail.smn.com.vn (pri: 10) |
| TXT | 3 | v=spf1 ip4:113.161.145.126 -all, v=spf1 ip4:113.161.145.126 include:_spf.... |
| SOA | 1 | ns1.smnet.vn hostmaster.smn.com.vn |
Analysis
Hierarchy
smn.com.vn is the parent of www.smn.com.vn and mail.smn.com.vn.
IP Addresses
smn.com.vn resolves to a single IP: 171.224.240.91.
Other host names share IP numbers with smn.com.vn; for instance www.smn.com.vn.
Name Servers
smn.com.vn is delegated to four name servers: dnsbak.smnet.vn, ns1.smnet.vn, ns2.smnet.vn and nsbak.smnet.vn.
smn.com.vn shares some name servers with other domains, for example kukbovn.com, altinuscapital.com, wisdomland.edu.vn, jupiterfoods.net and saigoncentre.com.vn.
These name servers are often used together with pridns.kepland.com.sg, ns-449.awsdns-56.com and ns-827.awsdns-39.net.
Host names with one IP number:
dnsbak.smnet.vn points to: 112.213.89.22
ns1.smnet.vn points to: 112.213.89.3
ns2.smnet.vn points to: 222.255.121.247
nsbak.smnet.vn points to: 112.213.89.22
Host names pointing to 112.213.89.22: dnsbak.smnet.vn and nsbak.smnet.vn
Mail Servers
smn.com.vn is handled by a single mail server, mail.smn.com.vn.
Host name mail.smn.com.vn points to IP 113.161.145.126.