f1plus.vn - robtex.com
f1plus.vn
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=2030751493 | ||||||
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 10:09:12
●NSns2.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 10:09:12
●NSns3.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 10:09:12
●NSns4.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 10:09:12
●MXmx1.larksuite.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 10:09:12
●MXmx2.larksuite.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 10:09:12
●MXmx3.larksuite.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 10:09:12
●A123.31.20.1672026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 10:09:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| f1plus.vn | ns1.zonedns.vn, ns2.zonedns.vn, ns4.zonedns.vn, ns3.zonedns.vn | - |
✅ Authoritative Response
Server:64.176.84.220
NS records: ns1.zonedns.vn, ns2.zonedns.vn, ns4.zonedns.vn, ns3.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for f1plus.vn (unsigned zone)
⏱️ Timing
Total: 5149ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.31.20.167 |
| NS | 4 | ns3.zonedns.vn, ns2.zonedns.vn... |
| MX | 3 | mx3.larksuite.com (pri: 30), mx2.larksuite.com (pri: 20)... |
| TXT | 2 | v=spf1 +include:spf.onlarksuite.com ~all, verification-code-site-App_lark=UmPqRQg0 |
| SOA | 1 | ns1.zonedns.vn root.f1plus.vn |
Analysis
IP Addresses
f1plus.vn points to a single IP number: 123.31.20.167.
Name Servers
f1plus.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
f1plus.vn at least partially shares name servers with other domains, for instance goupee.com, maychieu4k.com, camap.site, hoanganhchem.vn and truongquoctevietnam.edu.vn.
These name servers are commonly used with ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Hosts with two IPs:
ns1.zonedns.vn points to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 64.176.84.220
ns2.zonedns.vn points to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 103.176.178.51
ns3.zonedns.vn points to 2001:df1:3200::15 and 103.28.36.30
ns4.zonedns.vn points to 2001:df1:3200::15 and 103.28.39.159
Hosts pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn
Hosts pointing to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn
Mail Servers
f1plus.vn is handled by three mail servers: mx1.larksuite.com, mx2.larksuite.com and mx3.larksuite.com.
f1plus.vn shares mail servers with other domains at least in part, for instance ink.cn, tienduhotel.com, kurarion.com, jtt-tennis.id and kozee.vn.
Hostnames with three IP numbers:
mx3.larksuite.com points to: 18.139.153.173101.126.58.223 and 122.14.230.154.
Hostnames with one IP number:
mx1.larksuite.com points to: 18.139.153.173.
mx2.larksuite.com points to: 18.139.153.173.
Hostnames pointing to 18.139.153.173: mx3.larksuite.commx1.larksuite.com and mx2.larksuite.com.