docsach.edu.vn - robtex.com
docsach.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=2018564748 | ||||||
rank #2572 in the tld
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSalan.ns.cloudflare.com2026-04-04 → 2026-05-09 · 2 obs
● 2026-05-09 21:04:20
●NSsavanna.ns.cloudflare.com2026-04-04 → 2026-05-09 · 2 obs
● 2026-05-09 21:04:20
●A14.248.94.2192026-04-04 → 2026-05-09 · 2 obs
● 2026-05-09 21:04:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| docsach.edu.vn | alan.ns.cloudflare.com, savanna.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.136
NS records: alan.ns.cloudflare.com, savanna.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for docsach.edu.vn (unsigned zone)
⏱️ Timing
Total: 1051ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 14.248.94.219 |
| NS | 2 | alan.ns.cloudflare.com, savanna.ns.cloudflare.com |
| TXT | 1 | google-site-verification=hfpfBmqy9ccDQ0_ |
| SOA | 1 | alan.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
docsach.edu.vn points to a single IP address: 14.248.94.219.
Other host names such as tradiemthi.edu.vn, www.sachhayonline.com, www.itt.edu.vn, cdn.thietkethicongnoithat.edu.vn and cdn.cdspvinhlong.edu.vn share IPs with docsach.edu.vn.
Name Servers
Two name servers alan.ns.cloudflare.com and savanna.ns.cloudflare.com handle the delegation for docsach.edu.vn.
docsach.edu.vn shares the same name server setup as other domains, for example tailieuhoctap.edu.vn, astramattress.ca, nrafamily.org, boydcoughlan.com and ehostsource.com.
docsach.edu.vn at least partially shares name servers with other domains, for example pmtic.net, hazeltimetwilight.uk, mundofitness.de, allmobitools.com and msmemorialtrust.com.
These name servers are often used together with clark.ns.cloudflare.com and lochlan.ns.cloudflare.com.
Host names with six IP numbers:
alan.ns.cloudflare.com points to 2606:4700:58::adf5:3b39, 2803:f800:50::6ca2:c139, 2a06:98c1:50::ac40:2139, 108.162.193.57, 172.64.33.57 and 173.245.59.57.
savanna.ns.cloudflare.com points to 2606:4700:50::a29f:2688, 2803:f800:50::6ca2:c288, 2a06:98c1:50::ac40:2288, 108.162.194.136, 162.159.38.136 and 172.64.34.136.