nextu.vn - robtex.com
nextu.vn
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 serial=2030759417 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MXsmtp.google.com2026-05-10 → 2026-05-11 · 2 obs
● 2026-05-11 13:18:02
●A103.61.123.1032026-05-10 → 2026-05-11 · 2 obs
● 2026-05-11 13:18:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| nextu.vn | ns-b3.tenten.vn, ns-b1.tenten.vn, ns-b2.tenten.vn | - |
✅ Authoritative Response
Server:163.44.207.21
NS records: ns-b3.tenten.vn, ns-b1.tenten.vn, ns-b2.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nextu.vn (unsigned zone)
⏱️ Timing
Total: 2206ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.61.123.103 |
| NS | 3 | ns-b3.tenten.vn, ns-b1.tenten.vn... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | google-site-verification=I8nhMIDLlAxMgbU |
| SOA | 1 | ns-b3.tenten.vn noreply.tenten.vn |
Analysis
Hierarchy
nextu.vn is a parent of admin.nextu.vn and api.nextu.vn.
IP Addresses
nextu.vn points to a single IP address: 103.61.123.103.
Other host names, such as admin.nextu.vn and api.nextu.vn, share IP numbers with nextu.vn.
Name Servers
nextu.vn is delegated to three name servers: ns-b1.tenten.vn, ns-b2.tenten.vn and ns-b3.tenten.vn.
nextu.vn at least partially shares name servers with other domains, for example hlu.edu.vn, tuvanhuongnghiep.vn, mamqua.vn, vinhomesolympichanoi.com.vn and suanhahanoiaz.vn.
Host names with two IP numbers:
ns-b1.tenten.vn points to 2404:f080:1101:321:a150:95:110:1230 and 137.59.104.67
ns-b2.tenten.vn points to 2404:f080:1101:321:a150:95:110:1231 and 137.59.104.68
ns-b3.tenten.vn points to 2404:f080:1101:321:a150:95:110:1232 and 163.44.207.21
Mail Servers
The smtp.google.com mail server handles nextu.vn.
nextu.vn shares the same mail server setup as other domains, including crownliner.com, cleb19.perlita.it, icomtv.com.br, travelsmarterforce.com and boonchai.net.
nextu.vn shares at least partially some mail servers with other domains, for instance gercop.com, vjustin.com, lasisters.org, beyondtheinterview.com and eletromidia.com.br.
these mail servers are often used together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com.
The host name smtp.google.com maps to nine IP numbers: 2607:f8b0:4004:c08::1a, 2607:f8b0:4004:c08::1b, 2607:f8b0:4004:c0b::1a, 2607:f8b0:4004:c0b::1b, 142.250.31.26, 142.250.31.27, 142.251.111.27, 172.253.63.26 and 172.253.63.27.