itz.edu.vn - robtex.com
itz.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=2018565258 | ||||||
Subdomains
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSaryanna.ns.cloudflare.com2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 06:53:40
●NSquentin.ns.cloudflare.com2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 06:53:40
●MXmail.itz.edu.vn2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 06:53:40
●A171.244.148.2422026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 06:53:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | h.dns-servers.vn, e.dns-servers.vn, a.dns-servers.vn, c.dns-servers.vn... | - |
| itz.edu.vn | aryanna.ns.cloudflare.com, quentin.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.95
NS records: aryanna.ns.cloudflare.com, quentin.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itz.edu.vn (unsigned zone)
⏱️ Timing
Total: 948ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 171.244.148.242 |
| NS | 2 | aryanna.ns.cloudflare.com, quentin.ns.cloudflare.com |
| MX | 1 | mail.itz.edu.vn (pri: 0) |
| TXT | 1 | v=spf1 ip4:210.211.109.201 include:amazo |
| SOA | 1 | aryanna.ns.cloudflare.com dns.cloudflare |
Analysis
Hierarchy
itz.edu.vn is the parent of mail.itz.edu.vn, a.itz.edu.vn and b.itz.edu.vn.
IP Addresses
itz.edu.vn resolves to one IP number: 171.244.148.242.
Name Servers
itz.edu.vn is delegated to two name servers aryanna.ns.cloudflare.com and quentin.ns.cloudflare.com.
itz.edu.vn shares the same name server setup as other domains, for instance itropolis.net, vanvalen.com, ckaj.org, webvelopment.net and printbeasts.com.
itz.edu.vn at least partially shares name servers with other domains, for instance zubin-leg.online, overbot.net, basewb.com, 7433d.com and casinolab-casino.co.uk.
These name servers are commonly used with lia.ns.cloudflare.com, princess.ns.cloudflare.com, dax.ns.cloudflare.com, derek.ns.cloudflare.com and ajay.ns.cloudflare.com.
Host names with six IP numbers:
Host name aryanna.ns.cloudflare.com points to: 2606:4700:50::a29f:265f, 2803:f800:50::6ca2:c25f, 2a06:98c1:50::ac40:225f, 108.162.194.95, 162.159.38.95 and 172.64.34.95.
Host name quentin.ns.cloudflare.com points to: 2606:4700:58::a29f:2c07, 2803:f800:50::6ca2:c307, 2a06:98c1:50::ac40:2307, 108.162.195.7, 162.159.44.7 and 172.64.35.7.
Mail Servers
itz.edu.vn is handled by a single mail server, mail.itz.edu.vn.
mail.itz.edu.vn resolves to IP 210.211.109.201.