cdccantho.vn - robtex.com
cdccantho.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.211.113.144🇻🇳 VTDC-AS-VN210.211.112.0/21 Proxy-registered route object | ||||||
| PTR | bd-slw08.viettelidc.com.vn | ||||||
| NS | ns1.viettelidc.com.vn ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2401:5f80:2000:2::4🇻🇳 VTDC-AS-VN2401:5f80:2000::/36 VTDC-VN | ||||||
| A | 115.84.177.33🇻🇳 VTDC-AS-VN115.84.176.0/22 Proxy-registered route object | ||||||
| PTR | ns1.vtdc.net | ||||||
| PTR | ns1.viettelidc.com.vn | ||||||
| NS | ns.viettelidc.com.vn | ||||||
| A | 2401:5f80:2000:1::5🇻🇳 VTDC-AS-VN2401:5f80:2000::/36 VTDC-VN | ||||||
| A | 115.84.177.8🇻🇳 VTDC-AS-VN115.84.176.0/22 Proxy-registered route object | ||||||
| PTR | ns.vtdc.net | ||||||
| PTR | ns.viettelidc.com.vn | ||||||
| NS | ns2.viettelidc.com.vn | ||||||
| A | 2401:5f80:4000:1::4🇻🇳 VTDC-AS-VN2401:5f80:4000::/36 VTDC-VN | ||||||
| A | 115.84.181.10🇻🇳 VTDC-AS-VN115.84.180.0/22 Proxy-registered route object | ||||||
| PTR | ns2.vtdc.net | ||||||
| PTR | ns2.viettelidc.com.vn | ||||||
| TXT | _globalsign-domain-verification=i_xEYgAuGEO12nX3ZwXAG2Z7ZeW3d0aUEB4kJa6hSI | ||||||
| TXT | google-site-verification=2acwfrNFmVIjD8Uo0pFggrkFVMDJsrGsW_4Vz9rDlgM | ||||||
| SOA | ns.viettelidc.com.vnhostmaster@cdccantho.vn serial=1777811903 | ||||||
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=2030728204 | ||||||
Subdomains
www.cdccantho.vn |
Same first word
cdccantho.vn |
DNS History
4 records (4 active, 0 former)
●NSns.viettelidc.com.vn2020-03-19 → 2026-05-04 · 2 obs
● 2026-05-04 10:10:08
●NSns1.viettelidc.com.vn2020-03-19 → 2026-05-04 · 2 obs
● 2026-05-04 10:10:08
●NSns2.viettelidc.com.vn2020-03-19 → 2026-05-04 · 2 obs
● 2026-05-04 10:10:08
●A210.211.113.1442026-05-01 → 2026-05-04 · 2 obs
● 2026-05-04 10:10:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | h.dns-servers.vn, c.dns-servers.vn, a.dns-servers.vn, d.dns-servers.vn... | 16 records |
| cdccantho.vn | ns1.viettelidc.com.vn, ns2.viettelidc.com.vn | - |
✅ Authoritative Response
Server:115.84.177.33
NS records: ns1.viettelidc.com.vn, ns2.viettelidc.com.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdccantho.vn (unsigned zone)
⏱️ Timing
Total: 2810ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.211.113.144 |
| NS | 3 | ns.viettelidc.com.vn, ns1.viettelidc.com.vn... |
| TXT | 2 | _globalsign-domain-verification=i_xEYgAu, google-site-verification=2acwfrNFmVIjD8U |
| SOA | 1 | ns.viettelidc.com.vn hostmaster.cdccanth |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn...)
Analysis
Hierarchy
cdccantho.vn is a parent of www.cdccantho.vn.
IP Addresses
cdccantho.vn points to a single IP address: 210.211.113.144.
Other host names such as comune.hello.edu.vn, cpcalendars.hello.edu.vn, webtiengtrung.com, postmaster.hello.edu.vn and prosfa.vn share IP numbers with cdccantho.vn.
Name Servers
cdccantho.vn is delegated to three name servers: ns1.viettelidc.com.vn, ns2.viettelidc.com.vn and ns.viettelidc.com.vn.
At least part of the name servers for cdccantho.vn are shared with other domains, for instance storebox.vn, uuviet.org, ck25.vn, tcss.com.vn and progroupvietnam.vn.
these name servers are commonly used with ns1.vtdc.net, ns2.vtdc.net, ns.vtdc.net, ns1.dns-parking.com and ns2.dns-parking.com.
Host names with two IP numbers:
ns1.viettelidc.com.vn points to 2401:5f80:2000:2::4 and 115.84.177.33
ns2.viettelidc.com.vn points to 2401:5f80:4000:1::4 and 115.84.181.10
ns.viettelidc.com.vn points to 2401:5f80:2000:1::5 and 115.84.177.8