nullcortex.com - robtex.com
nullcortex.com
com
| 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=1787778275 | ||||||
PTR for
Subdomains
mail.nullcortex.com |
Same first word
nullcortex.com |
Previous names
Next names
DNS History
8 records (8 active, 0 former)
●NSns1.linode.com2015-06-07 → 2026-08-26 · 2 obs
● 2026-08-26 21:07:52
●NSns2.linode.com2015-06-07 → 2026-08-26 · 2 obs
● 2026-08-26 21:07:52
●NSns3.linode.com2015-06-07 → 2026-08-26 · 2 obs
● 2026-08-26 21:07:52
●NSns4.linode.com2015-06-07 → 2026-08-26 · 2 obs
● 2026-08-26 21:07:52
●NSns5.linode.com2015-06-07 → 2026-08-26 · 2 obs
● 2026-08-26 21:07:52
●MXmail.nullcortex.com2015-06-07 → 2026-08-26 · 2 obs
● 2026-08-26 21:07:52
●A66.228.45.1772015-06-07 → 2026-08-26 · 2 obs
● 2026-08-26 21:07:52
●Afe80::fcfd:42ff:fee4:2db12015-06-07 → 2026-08-26 · 2 obs
● 2026-08-26 21:07:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net... | - |
| nullcortex.com | ns1.linode.com, ns2.linode.com | 4 records |
✅ Authoritative Response
Server:92.123.94.2
NS records: ns1.linode.com, ns2.linode.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nullcortex.com (unsigned zone)
⏱️ Timing
Total: 382ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.228.45.177 |
| AAAA | 1 | fe80::fcfd:42ff:fee4:2db1 |
| NS | 5 | ns1.linode.com, ns3.linode.com... |
| MX | 1 | mail.nullcortex.com (pri: 10) |
| SOA | 1 | ns1.linode.com bnrubin.gmail.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)
Analysis
Hierarchy
nullcortex.com is the parent zone for mail.nullcortex.com.
IP Addresses
nullcortex.com resolves to the IP addresses 66.228.45.177 and fe80::fcfd:42ff:fee4:2db1
mail.nullcortex.com and mail.zarroboogs.com, along with other host names, share IP addresses with nullcortex.com.
Name Servers
The authoritative name servers for nullcortex.com are ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.
nullcortex.com partially shares its NS delegation with several other domains, including comnuan.com, sunde.se, jasonlenox.com and two others.
These name servers are regularly seen alongside ns4.linode.com and ns5.linode.com as name servers.
Hosts with two IP numbers each:
ns1.linode.com resolves to 92.123.94.2 and 2600:14c0:6::2.
ns2.linode.com resolves to 92.123.94.3 and 2600:14c0:6::3.
ns3.linode.com resolves to 92.123.95.3 and 2600:14c0:7::3.
ns4.linode.com resolves to 92.123.95.4 and 2600:14c0:7::4.
ns5.linode.com resolves to 92.123.95.2 and 2600:14c0:7::2.
Mail Servers
nullcortex.com routes its mail through a single mail server, mail.nullcortex.com.
mail.nullcortex.com points to one IP number — 66.228.45.177.