oplearning.edu.vn - robtex.com
oplearning.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=2018564908 | ||||||
Subdomains
www.oplearning.edu.vn |
cpanel.oplearning.edu.vn |
cpcontacts.oplearning.edu.vn |
cpcalendars.oplearning.edu.vn |
mail.oplearning.edu.vn |
webmail.oplearning.edu.vn |
webdisk.oplearning.edu.vn |
Same first word
oplearning.edu.vn |
Similar names
regionplan.com |
gparonline.com |
apeironlng.com |
pragonline.de |
garponline.com |
regionplan.ru |
planregion.gob.cl |
lingpaoren.com |
argponline.com |
lingpaoren.com.cn |
pragonline.net |
pragonline.com |
regionplan.de |
DNS History
5 records (5 active, 0 former)
●MXmail.oplearning.edu.vn2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 02:13:30
●A172.96.191.1692026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 02:13:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | d.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn... | - |
| oplearning.edu.vn | ns-b3.tenten.vn, ns-b2.tenten.vn, ns-b1.tenten.vn | - |
✅ Authoritative Response
Server:137.59.104.67
NS records: ns-b3.tenten.vn, ns-b2.tenten.vn, ns-b1.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oplearning.edu.vn (unsigned zone)
⏱️ Timing
Total: 1904ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.96.191.169 |
| NS | 3 | ns-b3.tenten.vn, ns-b1.tenten.vn... |
| MX | 1 | mail.oplearning.edu.vn (pri: 10) |
| TXT | 1 | v=spf1mxaip4:172.96.191.169~all |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
oplearning.edu.vn is a parent of www.oplearning.edu.vn, cpanel.oplearning.edu.vn, cpcontacts.oplearning.edu.vn, cpcalendars.oplearning.edu.vn, mail.oplearning.edu.vn and several other host names.
IP Addresses
oplearning.edu.vn points to a single IP number: 172.96.191.169.
Other host names, for instance keratonjimbaranresort.com, mail.oplearning.edu.vn, appexsite.com, webmail.oplearning.edu.vn and webdisk.oplearning.edu.vn share IP numbers with oplearning.edu.vn.
Name Servers
The delegation for oplearning.edu.vn is handled by three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
oplearning.edu.vn at least partially shares name servers with other domains, for instance tunghome.vn, varttech.vn, xn--taxicmau3s-l4a.vn, ozui.vn and optknu.edu.vn.
Two IP numbers per host:
ns-b1.tenten.vn points to 2404:f080:1101:321:a150:95:110:1230 and 137.59.104.67.
ns-b2.tenten.vn points to 2404:f080:1101:321:a150:95:110:1231 and 137.59.104.68.
ns-b3.tenten.vn points to 2404:f080:1101:321:a150:95:110:1232 and 163.44.207.21.
Mail Servers
oplearning.edu.vn is handled by a single mail server, mail.oplearning.edu.vn.
mail.oplearning.edu.vn points to a single IP: 172.96.191.169.