koolman.vn - robtex.com
koolman.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=2030751638 | ||||||
Subdomains
www.koolman.vn |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.matbao.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 12:07:12
●NSns2.matbao.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 12:07:12
●MXaspmx.l.google.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 12:07:12
●A112.78.2.962026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 12:07:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| koolman.vn | ns1.matbao.vn, ns2.matbao.vn | 2 records |
✅ Authoritative Response
Server:103.138.89.11
NS records: ns1.matbao.vn, ns2.matbao.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koolman.vn (unsigned zone)
⏱️ Timing
Total: 4505ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.2.96 |
| NS | 2 | ns2.matbao.com, ns1.matbao.com |
| MX | 1 | aspmx.l.google.com (pri: 10) |
| SOA | 1 | ns1.matbao.com admin.matbao.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.matbao.vn, ns1.matbao.vn)
Analysis
Hierarchy
koolman.vn is a parent of www.koolman.vn.
IP Addresses
koolman.vn points to a single IP address: 112.78.2.96.
Other host names such as noithatchithanh.com.vn, mekamic.com, thuocbackimtuan.com, bacau.vn and mediplantex.com share IP numbers with koolman.vn.
Name Servers
koolman.vn is delegated to four name servers: ns1.matbao.com, ns2.matbao.com, ns1.matbao.vn and ns2.matbao.vn.
At least part of the name servers for koolman.vn are shared with other domains, for instance worldwidetransportvn.com, thanhloigroup.com.vn, bikeboy.vn, goodfarmhitech.vn and marsalloffical-storethailand.click.
These name servers are often used together with the name servers 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 IPs:
ns1.matbao.com points to 13.250.228.99 and 103.110.128.60
ns2.matbao.com points to 35.198.203.127 and 103.138.89.11
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
Host names that point to 13.250.228.99: ns1.matbao.com and ns1.matbao.vn
Host names that point to 103.110.128.60: ns1.matbao.com and ns1.matbao.vn
Host names that point to 35.198.203.127: ns2.matbao.com and ns2.matbao.vn
Host names that point to 103.138.89.11: ns2.matbao.com and ns2.matbao.vn
Mail Servers
The mail server for koolman.vn is aspmx.l.google.com.
koolman.vn uses the same mail server setup as other domains, for instance achnu.cl, themotherofgod.org, ozarkmoving.com, focoma.com and foundersgen.com.
koolman.vn shares at least some mail servers with other domains, for example hairloveindia.com, hypester.com, ns500731.ns500671.ns500671.ns500742.ns500731.ns500671.ns500704.ns500731.ns500731.ns500649.ns500671.ns500666.ns500666.ns500291.ns500131.lustychickser.com, ns500671.ns500671.ns500731.ns500671.ns500671.ns500754.ns500704.ns500688.ns500705.ns500671.ns500649.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com and viralorb.com.
These mail servers are commonly used together with the mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Hostname aspmx.l.google.com resolves to two IPs: 2607:f8b0:4023:c03::1b and 74.125.137.27.