masteringemacs.net - robtex.com
masteringemacs.net
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774565127 | ||||||
Subdomains
mail.masteringemacs.net |
Same first word
masteringemacs.com |
masteringemacs.org |
masteringemacs.net |
Similar names
DNS History
8 records (7 active, 1 former)
●NSns1.linode.com2015-06-06 → 2026-03-26 · 2 obs
● 2026-03-26 22:52:02
●NSns2.linode.com2015-06-06 → 2026-03-26 · 2 obs
● 2026-03-26 22:52:02
●NSns3.linode.com2015-06-06 → 2026-03-26 · 2 obs
● 2026-03-26 22:52:02
●NSns4.linode.com2015-06-06 → 2026-03-26 · 2 obs
● 2026-03-26 22:52:02
●NSns5.linode.com2015-06-06 → 2026-03-26 · 2 obs
● 2026-03-26 22:52:02
●MXmail.semantical.co.uk2015-06-06 → 2026-03-26 · 2 obs
● 2026-03-26 22:52:02
○A178.79.147.2432015-06-06 → 2020-03-08 · 4 obs
● 2020-03-08 12:50:38
○ 2026-03-21 07:40:52
○ 2026-03-26 22:52:02
●A178.79.153.722026-03-21 → 2026-03-26 · 3 obs
● 2026-03-21 07:40:52
● 2026-03-26 22:52:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| masteringemacs.net | ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com | - |
✅ Authoritative Response
Server:92.123.94.2
NS records: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for masteringemacs.net (unsigned zone)
⏱️ Timing
Total: 603ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.79.153.72 |
| NS | 5 | ns2.linode.com, ns5.linode.com... |
| MX | 1 | mail.semantical.co.uk (pri: 10) |
| TXT | 1 | v=spf1 -all
|
| SOA | 1 | ns1.linode.com domains.semantical.co.uk |
Analysis
Hierarchy
masteringemacs.net is the parent of mail.masteringemacs.net.
IP Addresses
masteringemacs.net resolves to one IP number: 178.79.153.72.
Other host names, for instance masteringemacs.com, masteringemacs.org and 178-79-153-72.ip.linodeusercontent.com share IP numbers with masteringemacs.net.
Name Servers
masteringemacs.net is delegated to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com and ns5.linode.com.
masteringemacs.net at least partially shares name servers with other domains, for instance ukmobile.net, hillfortgames.com, livars.lv, dramat.is and tesla.cx.
Host names with two IP numbers:
ns1.linode.com points to 2600:14c0:6::2 and 92.123.94.2
ns2.linode.com points to 2600:14c0:6::3 and 92.123.94.3
ns3.linode.com points to 2600:14c0:7::3 and 92.123.95.3
ns4.linode.com points to 2600:14c0:7::4 and 92.123.95.4
ns5.linode.com points to 2600:14c0:7::2 and 92.123.95.2
Mail Servers
masteringemacs.net is handled by a single mail server, mail.semantical.co.uk.
masteringemacs.net shares its mail server setup with other domains, including masteringemacs.com and semantical.co.uk.
mail.semantical.co.uk resolves to IP 178.79.132.214.