vnbuilding.com.vn - robtex.com
vnbuilding.com.vn
com.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=2022707510 | ||||||
Subdomains
www.vnbuilding.com.vn |
Same first word
vnbuilding.com.vn |
Similar names
DNS History
9 records (4 active, 5 former)
●NSa.ns.hostvn.net2026-05-01 → 2026-05-09 · 3 obs
● 2026-05-01 14:57:30
● 2026-05-09 18:59:20
●NSb.ns.hostvn.net2026-05-01 → 2026-05-09 · 3 obs
● 2026-05-01 14:57:30
● 2026-05-09 18:59:20
○NSns1.anycast.vn2020-01-04 → 2020-01-04 · 3 obs
○ 2026-05-01 14:57:30
○ 2026-05-09 18:59:20
○NSns2.anycast.vn2020-01-04 → 2020-01-04 · 3 obs
○ 2026-05-01 14:57:30
○ 2026-05-09 18:59:20
○NSns3.anycast.vn2020-01-04 → 2020-01-04 · 3 obs
○ 2026-05-01 14:57:30
○ 2026-05-09 18:59:20
○NSns4.anycast.vn2020-01-04 → 2020-01-04 · 3 obs
○ 2026-05-01 14:57:30
○ 2026-05-09 18:59:20
●MXvnbuilding-com-vn.mail.protection.outlook.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 18:59:20
●A123.30.169.492026-05-01 → 2026-05-09 · 3 obs
● 2026-05-01 14:57:30
● 2026-05-09 18:59:20
○A210.245.90.2392020-01-04 → 2020-01-04 · 3 obs
○ 2026-05-01 14:57:30
○ 2026-05-09 18:59:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| vnbuilding.com.vn | b.ns.hostvn.net, a.ns.hostvn.net | - |
✅ Authoritative Response
Server:185.136.99.112
NS records: b.ns.hostvn.net, a.ns.hostvn.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vnbuilding.com.vn (unsigned zone)
⏱️ Timing
Total: 761ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.30.169.49 |
| NS | 2 | b.ns.hostvn.net, a.ns.hostvn.net |
| MX | 1 | vnbuilding-com-vn.mail.protection.outloo |
| TXT | 2 | MS=ms20533622, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | a.ns.hostvn.net hostmaster.hostvn.net |
Analysis
Hierarchy
vnbuilding.com.vn is the parent of www.vnbuilding.com.vn.
IP Addresses
vnbuilding.com.vn resolves to one IP number: 123.30.169.49.
other host names including yhadong.edu.vn, keymusic.vn, hostssd.net, zebecvina.com and vnics.org.vn share IP numbers with vnbuilding.com.vn.
Name Servers
vnbuilding.com.vn is delegated to two name servers a.ns.hostvn.net and b.ns.hostvn.net.
vnbuilding.com.vn shares the same name server setup as other domains, for instance trimunthienha.com, atggroup.vn, aifirst.vn, 9pixel.net and socapcuu.vn.
vnbuilding.com.vn at least partially shares name servers with other domains, for instance vpfas.vn, ctcvn.vn, topav.com.vn, suctre.net and dulichquangngai.vn.
These name servers are commonly used alongside ns1.anycast.vn and ns2.anycast.vn.
Host names with two IP numbers:
The host name a.ns.hostvn.net points to 185.136.96.112 and 185.136.97.112; the host name b.ns.hostvn.net points to 185.136.98.112 and 185.136.99.112.
Mail Servers
vnbuilding.com.vn is handled by a single mail server, vnbuilding-com-vn.mail.protection.outlook.com.
The host name vnbuilding-com-vn.mail.protection.outlook.com resolves to six IP numbers: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.