cokhiduc.vn - robtex.com
cokhiduc.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.57.222.10🇻🇳 VNPT-AS-VN103.57.220.0/22 INET-VN | ||||||
| PTR | nethost-1511.inet.vn | ||||||
| NS | ns-master.inet.vn ⭐ | ||||||
| A | 202.92.4.8🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN | ||||||
| NS | ns1.inet.vn | ||||||
| A | 2001:df7:ce00:1::7🇻🇳 VNPT-AS-VN2001:df7:ce00::/48 INETSOFT-VN Inet software one member company limited | ||||||
| A | 202.92.4.25🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN | ||||||
| NS | ns2.inet.vn | ||||||
| A | 2401:5f80:2001:4::30🇻🇳 VTDC-AS-VN2401:5f80:2000::/36 VTDC-VN | ||||||
| A | 210.211.99.38🇻🇳 VTDC-AS-VN210.211.99.0/24 Proxy-registered route object | ||||||
| MX | mail.cokhiduc.vn ⭐ | ||||||
| A | 103.57.222.10🇻🇳 VNPT-AS-VN103.57.220.0/22 INET-VN | ||||||
| PTR | nethost-1511.inet.vn | ||||||
| SOA | ns-master.inet.vnpostmaster@inet.vn 2015-07-28 #0 | ||||||
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=2030756305 | ||||||
Subdomains
webdisk.cokhiduc.vn |
mail.cokhiduc.vn |
www.cokhiduc.vn |
cpcontacts.cokhiduc.vn |
cokhiduccomvn.cokhiduc.vn |
webmail.cokhiduc.vn |
cpcalendars.cokhiduc.vn |
cpanel.cokhiduc.vn |
Same first word
DNS History
9 records (5 active, 4 former)
○NSns-bak.matbao.com2015-09-03 → 2016-09-12 · 4 obs
● 2016-09-12 20:38:48
○ 2026-05-01 13:01:20
○ 2026-05-11 00:51:18
●NSns-master.inet.vn2026-05-01 → 2026-05-11 · 3 obs
● 2026-05-01 13:01:20
● 2026-05-11 00:51:18
●NSns1.inet.vn2026-05-01 → 2026-05-11 · 3 obs
● 2026-05-01 13:01:20
● 2026-05-11 00:51:18
○NSns1.matbao.vn2015-09-03 → 2016-09-12 · 4 obs
● 2016-09-12 20:38:48
○ 2026-05-01 13:01:20
○ 2026-05-11 00:51:18
●NSns2.inet.vn2026-05-01 → 2026-05-11 · 3 obs
● 2026-05-01 13:01:20
● 2026-05-11 00:51:18
○NSns2.matbao.vn2015-09-03 → 2016-09-12 · 4 obs
● 2016-09-12 20:38:48
○ 2026-05-01 13:01:20
○ 2026-05-11 00:51:18
●MXmail.cokhiduc.vn2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 00:51:18
●A103.57.222.102026-05-01 → 2026-05-11 · 3 obs
● 2026-05-01 13:01:20
● 2026-05-11 00:51:18
○A123.30.187.22015-09-03 → 2016-09-12 · 4 obs
● 2016-09-12 20:38:48
○ 2026-05-01 13:01:20
○ 2026-05-11 00:51:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| cokhiduc.vn | ns2.inet.vn, ns1.inet.vn | 2 records |
✅ Authoritative Response
Server:202.92.4.253
NS records: ns2.inet.vn, ns1.inet.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cokhiduc.vn (unsigned zone)
⏱️ Timing
Total: 4726ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.57.222.10 |
| NS | 2 | ns1.inet.vn, ns2.inet.vn |
| MX | 1 | mail.cokhiduc.vn (pri: 5) |
| SOA | 1 | ns-master.inet.vn postmaster.inet.vn |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.inet.vn, ns1.inet.vn)
Analysis
Hierarchy
cokhiduc.vn is a parent of webdisk.cokhiduc.vn, mail.cokhiduc.vn, www.cokhiduc.vn, cpcontacts.cokhiduc.vn, cokhiduccomvn.cokhiduc.vn and a few other host names.
IP Addresses
cokhiduc.vn points to a single IP: 103.57.222.10.
Other host names, for instance khoilapphuong.khoilapphuong.vn, www.cokhiduc.vn, design.ivina.edu.vn, longkhanhford.com.vn and drcell.com.vn share IP numbers with cokhiduc.vn.
Name Servers
cokhiduc.vn is delegated to three name servers: ns-master.inet.vn, ns1.inet.vn and ns2.inet.vn.
cokhiduc.vn partially shares name servers with other domains; examples include velra.vn, vietlotonline.vn, ethericvn.com, thietbivesinhhanoi.com and nhancachviet.net.
these name servers are commonly used with the name servers ns3.inet.vn.
Host names with two IP numbers:
ns1.inet.vn points to 2001:df7:ce00:1::7 and 202.92.4.25.
ns2.inet.vn points to 2401:5f80:2001:4::30 and 210.211.99.38.
Host names with one IP number:
ns-master.inet.vn points to 202.92.4.8.
Mail Servers
cokhiduc.vn is handled by a single mail server, mail.cokhiduc.vn.
mail.cokhiduc.vn points to a single IP: 103.57.222.10.