lfs.edu.vn - robtex.com
lfs.edu.vn
edu.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=2018564899 | ||||||
Subdomains
pic.lfs.edu.vn |
corporate.lfs.edu.vn |
www.lfs.edu.vn |
mail.lfs.edu.vn |
img.lfs.edu.vn |
blog.lfs.edu.vn |
app.lfs.edu.vn |
live.lfs.edu.vn |
info.lfs.edu.vn |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●A45.119.213.842026-04-30 → 2026-05-11 · 2 obs
● 2026-05-11 00:02:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| lfs.edu.vn | ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn | - |
✅ Authoritative Response
Server:137.59.104.67
NS records: ns-b1.tenten.vn, ns-b2.tenten.vn, ns-b3.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lfs.edu.vn (unsigned zone)
⏱️ Timing
Total: 2275ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.119.213.84 |
| NS | 3 | ns-b1.tenten.vn, ns-b3.tenten.vn... |
| MX | 3 | mx2.zoho.com (pri: 20), mx3.zoho.com (pri: 50)... |
| TXT | 1 | v=spf1 include:zohomail.com ~all |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
lfs.edu.vn is a parent of pic.lfs.edu.vn, corporate.lfs.edu.vn, www.lfs.edu.vn, mail.lfs.edu.vn and img.lfs.edu.vn, plus a few other host names.
IP Addresses
lfs.edu.vn resolves to one IP number: 45.119.213.84.
Other host names, for instance blog.lfs.edu.vn, app.lfs.edu.vn, live.lfs.edu.vn, info.lfs.edu.vn and pic.lfs.edu.vn share IP numbers with lfs.edu.vn.
Name Servers
lfs.edu.vn is delegated to three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
lfs.edu.vn at least partially shares name servers with other domains, including slothcry.id.vn, tongdaixecantho888.io.vn, khesamedia.vn, sitaco.com.vn and noblepalace-tayho.com.vn.
Host names with two IP numbers:
ns-b1.tenten.vn: 2404:f080:1101:321:a150:95:110:1230 and 137.59.104.67
ns-b2.tenten.vn: 2404:f080:1101:321:a150:95:110:1231 and 137.59.104.68
ns-b3.tenten.vn: 2404:f080:1101:321:a150:95:110:1232 and 163.44.207.21
Mail Servers
Three mail servers handle lfs.edu.vn: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
lfs.edu.vn shares at least some mail servers with other domains, for example accionmfb.com, graffiticreatoronline.com, abidoon.com, vacaloca.com.br and infixe.com.
Host names with two IP numbers:
The host name mx.zoho.com points to 136.143.191.44 and 204.141.33.44.
Host names with one IP number:
The host names mx2.zoho.com and mx3.zoho.com point to 204.141.33.44 and 136.143.191.44 respectively.
Host names that point to 136.143.191.44: mx.zoho.com and mx3.zoho.com.
Host names that point to 204.141.33.44: mx.zoho.com and mx2.zoho.com.