itcaudio.com.vn - robtex.com
itcaudio.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2404:c6c0::106🇻🇳 VNPT-AS-VN2404:c6c0::/48 VNPT-NET | ||||||
| A | 103.138.88.106🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET | ||||||
| NS | ns1.matbao.vn ⭐ ⚠️ Not in parent delegation | ||||||
| A | 13.250.228.99🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix | ||||||
| PTR | ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com | ||||||
| A | 103.110.128.60🇻🇳 AXYS-VN103.110.128.0/23 | ||||||
| NS | ns1.matbao.com ⚠️ Not in zone NS records | ||||||
| A | 13.250.228.99🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix | ||||||
| PTR | ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com | ||||||
| A | 103.110.128.60🇻🇳 AXYS-VN103.110.128.0/23 | ||||||
| NS | ns2.matbao.com ⚠️ Not in zone NS records | ||||||
| A | 35.198.203.127🇸🇬 Google35.198.192.0/20 | ||||||
| PTR | 127.203.198.35.bc.googleusercontent.com | ||||||
| A | 103.138.89.11🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET | ||||||
| NS | ns2.matbao.vn ⚠️ Not in parent delegation | ||||||
| A | 35.198.203.127🇸🇬 Google35.198.192.0/20 | ||||||
| PTR | 127.203.198.35.bc.googleusercontent.com | ||||||
| A | 103.138.89.11🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET | ||||||
| MX | mail.itcaudio.com.vn ⭐ | ||||||
| TXT | v=spf1 mx include:103.130.216.96 -all | ||||||
| SOA | ns1.matbao.vnadmin@matbao.com 2024-11-10 #3 | ||||||
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=2022706598 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns1.matbao.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 13:13:28
●NSns2.matbao.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 13:13:28
●MXmail.itcaudio.com.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 13:13:28
●A103.138.88.1062026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 13:13:28
●A2404:c6c0::1062026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 13:13:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| itcaudio.com.vn | ns2.matbao.com, ns1.matbao.com | - |
✅ Authoritative Response
Server:13.250.228.99
NS records: ns2.matbao.com, ns1.matbao.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itcaudio.com.vn (unsigned zone)
⏱️ Timing
Total: 4185ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.138.88.106 |
| AAAA | 1 | 2404:c6c0::106 |
| NS | 2 | ns2.matbao.vn, ns1.matbao.vn |
| MX | 1 | mail.itcaudio.com.vn (pri: 10) |
| TXT | 1 | v=spf1 mx include:103.130.216.96 -all |
| SOA | 1 | ns1.matbao.vn admin.matbao.com |
Analysis
Hierarchy
itcaudio.com.vn is a parent of mail.itcaudio.com.vn and www.itcaudio.com.vn.
IP Addresses
itcaudio.com.vn resolves to two IP numbers: 2404:c6c0::106 and 103.138.88.106.
other host names including lnpvina.com.vn, thuvienso.hpmc.edu.vn, diendantaithinhhoctiendinh.edu.vn, 65e35b09-a58d-4bac-bb61-d0bb410e94a0.ngoainguquangminh.edu.vn and filefree.net share IP numbers with itcaudio.com.vn.
Name Servers
itcaudio.com.vn is delegated to four name servers: ns1.matbao.com, ns2.matbao.com, ns1.matbao.vn and ns2.matbao.vn.
itcaudio.com.vn at least partially shares name servers with other domains, for instance dknec.com, quatangquangcao.com, fivestar-log.vn, linhhandmade.com and tlhvn.com.
these name servers are commonly used alongside ns-bak.matbao.com.
Host names with two IP numbers:
ns1.matbao.com points to: 13.250.228.99 and 103.110.128.60
ns2.matbao.com points to: 35.198.203.127 and 103.138.89.11
ns1.matbao.vn points to: 13.250.228.99 and 103.110.128.60
ns2.matbao.vn points to: 35.198.203.127 and 103.138.89.11
Host names that point to 13.250.228.99: ns1.matbao.com and ns1.matbao.vn
Host names that point to 103.110.128.60: ns1.matbao.com and ns1.matbao.vn
Host names that point to 35.198.203.127: ns2.matbao.com and ns2.matbao.vn
Host names that point to 103.138.89.11: ns2.matbao.com and ns2.matbao.vn
Mail Servers
itcaudio.com.vn is handled by a single mail server, mail.itcaudio.com.vn.