postef.com.vn - robtex.com
postef.com.vn
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=2022825872 | ||||||
Subdomains
Same first word
postef.com.vn |
Similar names
DNS History
9 records (4 active, 5 former)
○NShcm-server1.vnn.vn2015-08-25 → 2015-08-25 · 3 obs
○ 2015-12-02 08:52:24
○ 2026-07-28 22:48:38
●NSns1.vdconline.vn2015-12-02 → 2026-07-28 · 3 obs
● 2015-12-02 08:52:24
● 2026-07-28 22:48:38
●NSns2.vdconline.vn2015-12-02 → 2026-07-28 · 3 obs
● 2015-12-02 08:52:24
● 2026-07-28 22:48:38
○NSvdc-hn01.vnn.vn2015-08-25 → 2015-08-25 · 3 obs
○ 2015-12-02 08:52:24
○ 2026-07-28 22:48:38
○MXmailstore1.secureserver.net2015-08-25 → 2016-12-20 · 4 obs
● 2016-12-20 23:00:14
○ 2026-05-01 11:17:54
○ 2026-07-28 22:48:38
●MXpostef-com-vn.mail.protection.outlook.com2026-05-01 → 2026-07-28 · 3 obs
● 2026-05-01 11:17:54
● 2026-07-28 22:48:38
○MXsmtp.secureserver.net2015-08-25 → 2016-12-20 · 4 obs
● 2016-12-20 23:00:14
○ 2026-05-01 11:17:54
○ 2026-07-28 22:48:38
○A123.30.185.1612015-08-25 → 2016-12-20 · 4 obs
● 2016-12-20 23:00:14
○ 2026-05-01 11:17:54
○ 2026-07-28 22:48:38
●A202.92.4.302026-05-01 → 2026-07-28 · 3 obs
● 2026-05-01 11:17:54
● 2026-07-28 22:48:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| postef.com.vn | ns2.vdconline.vn, ns1.vdconline.vn | - |
✅ Authoritative Response
Server:14.225.41.137
NS records: ns2.vdconline.vn, ns1.vdconline.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for postef.com.vn (unsigned zone)
⏱️ Timing
Total: 2208ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.92.4.30 |
| NS | 2 | ns2.vdconline.vn, ns1.vdconline.vn |
| MX | 1 | postef-com-vn.mail.protection.outlook.co |
| TXT | 2 | MS=ms84479392, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.vdconline.vn vdconline.tld |
Analysis
Hierarchy
postef.com.vn is the parent domain of baohanh.postef.com.vn and iot.postef.com.vn.
IP Addresses
postef.com.vn points to a single IP number: 202.92.4.30.
Additional host names — shop.copypaste.id.vn, opencity.vn, evotek.vn and two others — share IP numbers with postef.com.vn.
Name Servers
Two name servers handle the delegation for postef.com.vn: ns1.vdconline.vn and ns2.vdconline.vn.
postef.com.vn shares its name server setup with other domains, including bulongnaman.vn, vscg.com.vn, nuoccat.vn and two others.
At least some of postef.com.vn's name servers are shared with other domains, for example nguyenvietkhoa.edu.vn and cgfed.org.vn.
Each of ns1.vdconline.vn and ns2.vdconline.vn has one IP address: ns1.vdconline.vn uses 14.225.41.137 and ns2.vdconline.vn uses 14.225.197.109.
Mail Servers
postef.com.vn has one mail server: postef-com-vn.mail.protection.outlook.com.
postef-com-vn.mail.protection.outlook.com points to 6 IP numbers: 52.101.124.117, 52.101.137.0, 52.101.157.80 and 3 other.