dolphinvn.com - robtex.com
dolphinvn.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Subdomains
mail.dolphinvn.com |
Same first word
dolphinvn.com |
DNS History
5 records (4 active, 1 former)
●NSns1.matbao.com2015-08-17 → 2026-03-23 · 2 obs
● 2026-03-23 20:03:54
●NSns2.matbao.com2015-08-17 → 2026-03-23 · 2 obs
● 2026-03-23 20:03:54
●MXdolphinvn-com.mail.protection.outlook.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:03:54
○MXmail.dolphinvn.com2015-08-17 → 2018-03-31 · 3 obs
● 2018-03-31 13:30:42
○ 2026-03-23 20:03:54
●MXpro33.emailserver.vn2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:03:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| dolphinvn.com | ns1.matbao.com, ns2.matbao.com | 4 records |
✅ Authoritative Response
Server:103.138.89.11
NS records: ns1.matbao.com, ns2.matbao.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dolphinvn.com (unsigned zone)
⏱️ Timing
Total: 643ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.matbao.com, ns2.matbao.com |
| MX | 2 | dolphinvn-com.mail.protection.outlook.co, pro33.emailserver.vn (pri: 10) |
| TXT | 2 | google-site-verification=QuSWNtrZ8OyCr1o, v=spf1 mx include:emailserver.vn include |
| SOA | 1 | ns1.matbao.com admin.matbao.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.matbao.com, ns1.matbao.com, ns2.matbao.com...)
Analysis
Hierarchy
dolphinvn.com is a parent of mail.dolphinvn.com.
Name Servers
Delegation for dolphinvn.com rests with two name servers, ns1.matbao.com and ns2.matbao.com.
dolphinvn.com shares the same name server setup as other domains, including sukavina.com, atscada.com, phuongyen.com, jetdatapro.com and mygo.onl.
dolphinvn.com at least partially shares name servers with other domains, for instance mitacogroup.com, gunnylaumienphi2017.com, senvang.com, caissa.vn and huongtraviet.com.
These name servers are commonly used with ns1.matbao.vn, ns2.matbao.vn, ns-bak.matbao.com, ns1.digipowerdns.com, ns3.matbao.com and ns4.matbao.com.
Host names with two IP numbers: ns1.matbao.com points to 13.250.228.99 and 103.110.128.60; ns2.matbao.com points to 35.198.203.127 and 103.138.89.11.
Mail Servers
dolphinvn.com is handled by two mail servers: pro33.emailserver.vn and dolphinvn-com.mail.protection.outlook.com.
dolphinvn.com shares mail servers with other domains at least in part, for instance salindaresort.com, vixupack.com.vn, vinaminco.com, seasenseresort.vn and mas-vietnam.com.
These mail servers are often used together with the mail servers salindaresort-com.mail.protection.outlook.com.
Host names with six IP numbers:
dolphinvn-com.mail.protection.outlook.com maps to: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.
Host names with one IP number:
pro33.emailserver.vn maps to: 103.110.129.133.