sdo.vn - robtex.com
sdo.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.20.40.251🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| NS | dns3002a.trouble-free.net ⭐ | ||||||
| A | 64.20.40.251🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| NS | dns3002b.trouble-free.net | ||||||
| A | 162.246.16.67🇺🇸 NJIIX-1162.246.16.0/21 Proxy by NJIIX.NET | ||||||
| MX | sdo.vn ⭐ | ||||||
| A | 64.20.40.251🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| TXT | v=spf1 ip4:162.246.16.66 include:relay.mailbaby.net +a +mx ~all | ||||||
| TXT | dns3002a.trouble-free.net | ||||||
| TXT | google-site-verification=2VhiEmPcTCvlkAAL_pTKiGn8t_PEhKXXPjcxPQZRec4 | ||||||
| SOA | dns3002a.trouble-free.netnot-monitored-email@interserver.net 2026-07-27 #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 2031-04-13 #96 | ||||||
MX for
sdo.vn |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns3002a.trouble-free.net2026-05-19 → 2026-07-27 · 2 obs
● 2026-07-27 03:13:28
●NSdns3002b.trouble-free.net2026-05-19 → 2026-07-27 · 2 obs
● 2026-07-27 03:13:28
●MXsdo.vn2026-05-19 → 2026-07-27 · 2 obs
● 2026-07-27 03:13:28
●A64.20.40.2512026-05-19 → 2026-07-27 · 2 obs
● 2026-07-27 03:13:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, g.dns-servers.vn, d.dns-servers.vn... | 16 records |
| sdo.vn | dns3002b.trouble-free.net, dns3002a.trouble-free.net | - |
✅ Authoritative Response
Server:64.20.40.251
NS records: dns3002b.trouble-free.net, dns3002a.trouble-free.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdo.vn (unsigned zone)
⏱️ Timing
Total: 907ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.20.40.251 |
| NS | 2 | dns3002a.trouble-free.net, dns3002b.trouble-free.net |
| MX | 1 | sdo.vn (pri: 0) |
| TXT | 3 | v=spf1 ip4:162.246.16.66 include:relay.m, dns3002a.trouble-free.net... |
| SOA | 1 | dns3002a.trouble-free.net not-monitored- |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)
Analysis
Mail Server Role
sdo.vn acts as its own mail server.
IP Addresses
sdo.vn points to a single IP number: 64.20.40.251.
Additional host names — ownmyage.com, motolet.com, rtwventuresllc.com and two others — share IP numbers with sdo.vn.
Name Servers
sdo.vn uses two name servers for its delegation: dns3002a.trouble-free.net and dns3002b.trouble-free.net.
sdo.vn shares its name server setup with other domains, including trueinnermastery.com, tenweather.com, diaaconsult.com and two others.
The name servers of sdo.vn overlap at least partially with those of other domains — among them adminsec.software, evo-tech.net, nelaconde.com and two more.
These name servers commonly appear alongside the name servers ns1.dynu.com and ns2.dynu.com.
Both dns3002a.trouble-free.net and dns3002b.trouble-free.net have a single IP address each — dns3002a.trouble-free.net resolves to 64.20.40.251 while dns3002b.trouble-free.net resolves to 162.246.16.67.
Mail Servers
sdo.vn has a single mail server: sdo.vn itself.
sdo.vn directs to just one IP number, 64.20.40.251.