happycloud.edu.vn - robtex.com
happycloud.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=2018564638 | ||||||
Subdomains
mail.happycloud.edu.vn |
www.happycloud.edu.vn |
tuyensinh.happycloud.edu.vn |
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●MXalt1.aspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 13:40:14
●MXalt2.aspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 13:40:14
●MXalt3.aspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 13:40:14
●MXalt4.aspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 13:40:14
●MXaspmx.l.google.com2026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 13:40:14
●A103.28.36.1062026-04-30 → 2026-05-09 · 2 obs
● 2026-05-09 13:40:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | f.dns-servers.vn, e.dns-servers.vn, d.dns-servers.vn, h.dns-servers.vn... | - |
| happycloud.edu.vn | ns1.matbao.vn, ns2.matbao.vn | - |
✅ Authoritative Response
Server:103.138.89.11
NS records: ns1.matbao.vn, ns2.matbao.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for happycloud.edu.vn (unsigned zone)
⏱️ Timing
Total: 1765ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.28.36.106 |
| NS | 2 | ns1.matbao.vn, ns2.matbao.vn |
| MX | 5 | ASPMX.L.GOOGLE.COM (pri: 1), ALT2.ASPMX.L.GOOGLE.COM (pri: 5)... |
| TXT | 1 | google-site-verification=XgOwnNn-KkbaZHk |
| SOA | 1 | ns1.matbao.vn admin.matbao.com |
Analysis
Hierarchy
The parent of mail.happycloud.edu.vn, www.happycloud.edu.vn and tuyensinh.happycloud.edu.vn is happycloud.edu.vn.
IP Addresses
happycloud.edu.vn points to an IP address: 103.28.36.106.
other host names include cpanel.phucat.com.vn, ishidaya3.vn, cordygreen.vn, ggdich.com and meg.vn; they share IP numbers with happycloud.edu.vn.
Name Servers
Two name servers ns1.matbao.vn and ns2.matbao.vn handle the delegation for happycloud.edu.vn.
happycloud.edu.vn shares the same name server setup as other domains, for instance hapiaircare.vn, fzv.vn, creen.vn, ttv11.vn and vifb.vn.
happycloud.edu.vn at least partially shares name servers with other domains, for instance quangcaoseo.vn, hitechcorp.com.vn, baolonghotel.com.vn, luattinminh.vn and jblstore.com.vn.
These name servers are commonly used with ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com, ns3.matbao.vn, ns4.matbao.vn, ns1.digipowerdns.com, ns2.digipowerdns.com, ns3.digipowerdns.com and ns4.digipowerdns.com.
Host names with two IP numbers:
ns1.matbao.vn points to 13.250.228.99 and 103.110.128.60.
ns2.matbao.vn points to 35.198.203.127 and 103.138.89.11.
Mail Servers
happycloud.edu.vn is served by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
happycloud.edu.vn shares at least partially some mail servers with other domains, for instance crosstuition.org, ility.co.jp, ns500671.ns500671.ns500742.ns500754.ns500671.ns500704.ns500649.ns500291.ns500678.ns500291.ns500131.lustychickser.com, ns500698.ns500758.ns500698.ns500759.ns500759.ns500736.ns500735.ns500736.ns500735.ns500698.ns500619.ns500619.ns500576.ns500619.trackreceptor.com and ns500758.ns500759.ns500698.ns500758.ns500698.ns500735.ns500735.ns500736.ns500698.ns500698.ns500698.ns500619.ns500698.ns500652.ns500576.trackreceptor.com.
Mail servers frequently appear alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
The host name aspmx.l.google.com points to 2607:f8b0:4023:c0b::1a and 142.251.2.26.
The host name alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.26.
The host name alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27.
The host name alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26.
The host name alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27.