thoidihoc.net - robtex.com
thoidihoc.net
net
| 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=1777018721 | ||||||
Subdomains
www.thoidihoc.net |
Same first word
thoidihoc.net |
DNS History
8 records (6 active, 2 former)
○NSns1.dotvndns.vn2015-06-28 → 2017-10-25 · 4 obs
● 2017-10-25 08:43:44
○ 2026-03-30 05:54:50
○ 2026-04-24 08:28:28
●NSns1.pavietnam.vn2026-03-30 → 2026-04-24 · 3 obs
● 2026-03-30 05:54:50
● 2026-04-24 08:28:28
○NSns2.dotvndns.vn2015-06-28 → 2017-10-25 · 4 obs
● 2017-10-25 08:43:44
○ 2026-03-30 05:54:50
○ 2026-04-24 08:28:28
●NSns2.pavietnam.vn2026-03-30 → 2026-04-24 · 3 obs
● 2026-03-30 05:54:50
● 2026-04-24 08:28:28
●NSnsbak.pavietnam.net2026-03-30 → 2026-04-24 · 3 obs
● 2026-03-30 05:54:50
● 2026-04-24 08:28:28
●A216.239.32.212015-06-28 → 2026-04-24 · 2 obs
● 2026-04-24 08:28:28
●A216.239.36.212015-06-28 → 2026-04-24 · 2 obs
● 2026-04-24 08:28:28
●A216.239.38.212015-06-28 → 2026-04-24 · 2 obs
● 2026-04-24 08:28:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| thoidihoc.net | nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn | 2 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thoidihoc.net (unsigned zone)
⏱️ Timing
Total: 3540ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 216.239.36.21, 216.239.32.21... |
| NS | 3 | nsbak.pavietnam.net, ns1.pavietnam.vn... |
| SOA | 1 | nsbak.pavietnam.net hostmaster.thoidihoc |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (nsbak.pavietnam.net, nsbak.pavietnam.net)
Analysis
Hierarchy
thoidihoc.net is the parent of www.thoidihoc.net.
IP Addresses
Three IP numbers (216.239.32.21, 216.239.36.21 and 216.239.38.21) are pointed to by thoidihoc.net.
other host names for instance yagada.net, gifthouse.org, maskraft.com, reignhart.com and nayyar.org share IP numbers with thoidihoc.net.
Name Servers
thoidihoc.net is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
thoidihoc.net at least partially shares name servers with other domains, for instance tpi.vn, unipharm.vn, 1080.com.vn, sangmobile.com and smavn.com.
These name servers are commonly used with ns2.dotvndns.vn, ns1.dotvndns.vn and nsbak.dotvndns.com.
Host names with two IP numbers:
Host nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22.
Host ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3.
Host ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247.