classcp.edu.vn - robtex.com
classcp.edu.vn
edu.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=2018564750 | ||||||
Subdomains
lsmqkmail.classcp.edu.vn |
cpanel.classcp.edu.vn |
com.classcp.edu.vn |
cpcontacts.classcp.edu.vn |
www.classcp.edu.vn |
webmail.classcp.edu.vn |
zvhqxmail.classcp.edu.vn |
test.classcp.edu.vn |
note.classcp.edu.vn |
cpcalendars.classcp.edu.vn |
mail.classcp.edu.vn |
webdisk.classcp.edu.vn |
jvrpocpanel.classcp.edu.vn |
Same first word
classcp.edu.vn |
Similar names
DNS History
10 records (10 active, 0 former)
●NSns1.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●NSns2.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●NSns3.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●NSns4.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●MXalt1.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●MXalt2.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●MXalt3.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●MXalt4.aspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●MXaspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
●A103.28.36.1232026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:55:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, e.dns-servers.vn, f.dns-servers.vn... | - |
| classcp.edu.vn | ns4.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn, ns2.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.39.159
NS records: ns4.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn, ns2.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classcp.edu.vn (unsigned zone)
⏱️ Timing
Total: 2111ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.28.36.123 |
| NS | 4 | ns2.zonedns.vn, ns4.zonedns.vn... |
| MX | 5 | ALT3.ASPMX.L.GOOGLE.COM (pri: 10), ASPMX.L.GOOGLE.COM (pri: 1)... |
| TXT | 1 | f2tygu7fj34ealh4ywuo2bmswr4tk7iaesnefr4u |
| SOA | 1 | ns1.zonedns.vn root.classcp.edu.vn |
Analysis
Hierarchy
classcp.edu.vn is the parent of lsmqkmail.classcp.edu.vn, cpanel.classcp.edu.vn, com.classcp.edu.vn, cpcontacts.classcp.edu.vn, www.classcp.edu.vn and a few other host names.
IP Addresses
classcp.edu.vn resolves to one IP number: 103.28.36.123.
other host names including nt.task.ngocthien.vn, mqtravelvn.com, thpt-nguyencanhchan-nghean.edu.vn, 2.chothuemaytinh.vn and chinhdo.chothuemaytinh.vn share IP numbers with classcp.edu.vn.
Name Servers
classcp.edu.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
classcp.edu.vn at least partially shares name servers with other domains, for instance nhapxuatkho.com, thegioimmo.me, xn--in-pma9351a.vn, sk-hr.com.vn and namduongland.com.
These name servers are commonly used alongside ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Hostnames with two IP numbers:
Host ns1.zonedns.vn points to: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 64.176.84.220.
Host ns2.zonedns.vn points to: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 103.176.178.51.
Host ns3.zonedns.vn points to: 2001:df1:3200::15 and 103.28.36.30.
Host ns4.zonedns.vn points to: 2001:df1:3200::15 and 103.28.39.159.
Names pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn.
Names pointing to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn.
Mail Servers
classcp.edu.vn is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
classcp.edu.vn shares some mail servers with other domains, at least partially, for instance ns500698.ns500758.ns500758.ns500758.ns500698.ns500698.ns500698.ns500698.ns500698.ns500576.ns500576.ns500576.tracksymphony.com, pattonarmoreddiesel.com, ewmi.org, ns500765.ns500699.ns500693.ns500734.ns500693.ns500699.ns500588.ns500588.ns500693.ns500588.ns500632.ns500588.ns500110.dtrkdll.com and ns500758.ns500698.ns500758.ns500735.ns500736.ns500576.ns500576.ns500576.ns500698.ns500619.ns500619.ns500619.trackreceptor.com.
these mail servers are often used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4023:c03::1a and 74.125.137.27
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27
alt3.aspmx.l.google.com points to 2607:f8b0:4023:1015::1a and 172.253.135.27
alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.26