linuxexp.dev - dns.ninja
linuxexp.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 149.50.147.78🇦🇷 AS27823149.50.147.0/24 Route Registered for Cogent Communications Customer - DATTATEC.COM S.R.L. | ||||||
| NS | ns3.hostmar.com ⭐ | ||||||
| A | 200.58.112.193🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com | ||||||
| PTR | ns3.hostmar.com | ||||||
| NS | ns1.donweb.com | ||||||
| A | 200.58.112.193🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com | ||||||
| PTR | ns3.hostmar.com | ||||||
| NS | ns2.donweb.com | ||||||
| A | 200.58.112.101🇦🇷 AS27823200.58.112.0/24 LACNIC generated route for Dattatec.com | ||||||
| PTR | ns4.hostmar.com | ||||||
| MX | mail.linuxexp.dev ⭐ | ||||||
| A | 149.50.147.78🇦🇷 AS27823149.50.147.0/24 Route Registered for Cogent Communications Customer - DATTATEC.COM S.R.L. | ||||||
| TXT | v=spf1 include:spf.hostmar.com -all | ||||||
| SOA | ns3.hostmar.comroot@hostmar.com 2026-08-27 #0 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Subdomains
mail.linuxexp.dev |
Same first word
Similar names
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns1.donweb.com2026-08-31 → 2026-09-04 · 2 obs
● 2026-09-04 03:53:08
●NSns2.donweb.com2026-08-31 → 2026-09-04 · 2 obs
● 2026-09-04 03:53:08
●NSns3.hostmar.com2026-08-31 → 2026-09-04 · 2 obs
● 2026-09-04 03:53:08
●MXmail.linuxexp.dev2026-08-31 → 2026-09-04 · 2 obs
● 2026-09-04 03:53:08
●A149.50.147.782026-08-31 → 2026-09-04 · 2 obs
● 2026-09-04 03:53:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| linuxexp.dev | ns2.donweb.com, ns1.donweb.com | - |
✅ Authoritative Response
Server:200.58.112.101
NS records: ns2.donweb.com, ns1.donweb.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linuxexp.dev (unsigned zone)
⏱️ Timing
Total: 890ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 149.50.147.78 |
| NS | 2 | ns2.donweb.com, ns1.donweb.com |
| MX | 1 | mail.linuxexp.dev (pri: 0) |
| TXT | 1 | v=spf1 include:spf.hostmar.com -all |
| SOA | 1 | ns3.hostmar.com root.hostmar.com |
Analysis
Hierarchy
The domain mail.linuxexp.dev falls under the parent linuxexp.dev.
IP Addresses
linuxexp.dev points to a single IP number: 149.50.147.78.
There are other host names — mail.linuxexp.dev among them — that share IP numbers with linuxexp.dev.
Name Servers
DNS for linuxexp.dev is handled by three authoritative name servers: ns1.donweb.com, ns2.donweb.com and ns3.hostmar.com.
At least some of linuxexp.dev's name servers are shared with other domains, for example corpet.com.ar, espaciotetecortinas.com.ar, gennow.store and two more.
These name servers tend to co-occur with ns4.hostmar.com, ns1.donweb.co, ns1.donweb.mx and 5 other name servers in the same DNS delegations.
ns1.donweb.com, ns2.donweb.com and ns3.hostmar.com each resolve to a single IP address: ns1.donweb.com resolves to 200.58.112.193, ns2.donweb.com resolves to 200.58.112.101 and ns3.hostmar.com resolves to 200.58.112.193.
Host names pointing to 200.58.112.193 IP addresses: ns1.donweb.com and ns3.hostmar.com.
Mail Servers
linuxexp.dev has one mail server: mail.linuxexp.dev.
mail.linuxexp.dev has exactly one IP number: 149.50.147.78.