derma20.vn - robtex.com
derma20.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.252.248.46🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| NS | ns3.azdigi.com ⭐ | ||||||
| A | 45.252.248.5🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| NS | ns4.azdigi.com | ||||||
| A | 103.221.222.220🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| MX | derma20.vn ⭐ | ||||||
| A | 45.252.248.46🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| TXT | v=spf1 ip4:45.252.249.62 include:azdigi-mailgateway.com ip4:45.252.248.45 +a ... | ||||||
| TXT | google-site-verification=gKVDWJ2pDAIsEgMX-2nc-q8nWMnGEzSithgx4NGalwg | ||||||
| SOA | ns3.azdigi.comhosting-admin@azdigi.com 2025-10-24 #5 | ||||||
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=2030761058 | ||||||
MX for
derma20.vn |
Subdomains
www.derma20.vn |
Same first word
derma20.vn |
DNS History
4 records (4 active, 0 former)
●NSns3.azdigi.com2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 22:50:28
●NSns4.azdigi.com2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 22:50:28
●MXderma20.vn2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 22:50:28
●A45.252.248.462026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 22:50:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| derma20.vn | ns3.azdigi.com, ns4.azdigi.com | - |
✅ Authoritative Response
Server:103.221.222.220
NS records: ns3.azdigi.com, ns4.azdigi.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for derma20.vn (unsigned zone)
⏱️ Timing
Total: 2186ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.248.46 |
| NS | 2 | ns3.azdigi.com, ns4.azdigi.com |
| MX | 1 | derma20.vn (pri: 0) |
| TXT | 2 | v=spf1 ip4:45.252.249.62 include:azdigi-, google-site-verification=gKVDWJ2pDAIsEgM |
| SOA | 1 | ns3.azdigi.com hosting-admin.azdigi.com |
Analysis
Hierarchy
derma20.vn is a parent of www.derma20.vn.
Mail Server Role
derma20.vn serves as the mail server for derma20.vn.
IP Addresses
derma20.vn points to a single IP address: 45.252.248.46.
Other host names such as mail.haidilaovietnam.vn, autojet.w3c.vn, doch.w3c.vn, beautychoice.com.vn.vanminhgroup.vn and mail.cohoi.ai.vn share IP numbers with derma20.vn.
Name Servers
derma20.vn is delegated to two name servers: ns3.azdigi.com and ns4.azdigi.com.
derma20.vn uses the same name server setup as other domains, including vantaiansuong.vn, finessi.vn, vietnampackagetour.in, ducantech.com and bttcvn.com.
At least part of the name servers for derma20.vn are shared with other domains, for instance veduthuyen.vn, 8020english.com.vn, thegioibeyeu.vn, thtayhodn.edu.vn and ai.vinabook.edu.vn.
These name servers are often used together with the name servers ns1.matbao.vn, ns1.matbao.com, ns2.matbao.vn, ns1.azdigi.com, ns2.azdigi.com, ns1.10-100-10-145.cprapid.com and ns2.10-100-10-145.cprapid.com.
Hostnames with a single IP
ns3.azdigi.com resolves to: 45.252.248.5.
ns4.azdigi.com resolves to: 103.221.222.220.
Mail Servers
Mail for derma20.vn is handled by a single mail server, derma20.vn.
Host derma20.vn points to IP 45.252.248.46.