fa.io.vn - robtex.com
fa.io.vn
io.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=2023595342 | ||||||
rank #14 in the tld
this domain io.vn is a two-label domain name formed by the labels io and vn. It can be registered to host a website, route email, or point to other online services. Its actual use depends on DNS records and ownership; without those, it simply resolves to nothing.
Subdomains
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MXmail.fa.io.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 06:24:38
●A45.252.248.642026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 06:24:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| fa.io.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 fa.io.vn (unsigned zone)
⏱️ Timing
Total: 2003ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.248.64 |
| NS | 3 | ns-b2.tenten.vn, ns-b3.tenten.vn... |
| MX | 1 | mail.fa.io.vn (pri: 10) |
| TXT | 1 | v=spf1mxaip4:45.252.248.64~all |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
fa.io.vn is the parent of mail.fa.io.vn and www.fa.io.vn.
IP Addresses
fa.io.vn resolves to a single IP: 45.252.248.64.
Other host names, for instance lynguyen.edu.vn, website.lynguyen.edu.vn, m.diepgiahoang.edu.vn, www.hydroflaskvietnam.com.vn.mipow.vn and mail.cuacuondaiphuc.vn share IP numbers with fa.io.vn.
Name Servers
fa.io.vn delegates to three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
fa.io.vn shares some name servers with other domains, for example gavis.vn, then.vn, duyanhgroup.vn, minhhieua175.io.vn and skodahcm.vn.
These name servers are often used together with ns-a1.tenten.vn, ns-a2.tenten.vn and ns-a3.tenten.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
fa.io.vn is handled by a single mail server, mail.fa.io.vn.
Host name mail.fa.io.vn points to IP 45.252.248.64.