cortexx.net - dns.ninja
cortexx.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns100.ovh.net ⭐ | ||||||
| A | 2001:41d0:d00:fa00::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | dns100.ovh.net | ||||||
| A | 5.135.250.177🇫🇷 OVH5.135.0.0/16 | ||||||
| PTR | dns100.ovh.net | ||||||
| NS | ns100.ovh.net | ||||||
| A | 2001:41d0:b00:f400::2🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns100.ovh.net | ||||||
| A | 5.135.44.185🇧🇪 OVH5.135.0.0/16 | ||||||
| PTR | ns100.ovh.net | ||||||
| MX | mail.cortexx.net ⭐ | ||||||
| A | 51.178.30.241🇫🇷 OVH51.178.0.0/16 | ||||||
| PTR | vps-beff42a5.vps.ovh.net | ||||||
| TXT | v=spf1 mx a:vps-beff42a5.vps.ovh.net ~all | ||||||
| SOA | dns100.ovh.nettech@ovh.net serial=2085454289 | ||||||
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=1786007064 | ||||||
Subdomains
mail.cortexx.net |
Same first word
DNS History
5 records (3 active, 2 former)
●NSdns100.ovh.net2026-04-01 → 2026-08-06 · 3 obs
● 2026-04-01 21:25:16
● 2026-08-06 09:51:04
○NSns1.ns-serve.net2015-07-15 → 2017-03-17 · 4 obs
● 2017-03-17 16:20:48
○ 2026-04-01 21:25:16
○ 2026-08-06 09:51:04
●NSns100.ovh.net2026-04-01 → 2026-08-06 · 3 obs
● 2026-04-01 21:25:16
● 2026-08-06 09:51:04
○NSns2.ns-serve.net2015-07-15 → 2017-03-17 · 4 obs
● 2017-03-17 16:20:48
○ 2026-04-01 21:25:16
○ 2026-08-06 09:51:04
●MXmail.cortexx.net2015-07-15 → 2026-08-06 · 2 obs
● 2026-08-06 09:51:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | c.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net... | - |
| cortexx.net | dns100.ovh.net, ns100.ovh.net | 4 records |
✅ Authoritative Response
Server:5.135.250.177
NS records: dns100.ovh.net, ns100.ovh.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 303ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns100.ovh.net, dns100.ovh.net |
| MX | 1 | mail.cortexx.net (pri: 10) |
| TXT | 1 | v=spf1 mx a:vps-beff42a5.vps.ovh.net ~a |
| SOA | 1 | dns100.ovh.net tech.ovh.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns100.ovh.net, dns100.ovh.net, ns100.ovh.net...)
Analysis
Hierarchy
mail.cortexx.net is a subdomain of cortexx.net.
Name Servers
The NS records for cortexx.net delegate to dns100.ovh.net and ns100.ovh.net.
cortexx.net shares its name server setup with other domains, including vod-x.fr, paymentiz.fr, simplauto.be and two others.
dns100.ovh.net resolves to 5.135.250.177 and 2001:41d0:d00:fa00::2. Likewise, ns100.ovh.net resolves to 5.135.44.185 and 2001:41d0:b00:f400::2 — two IP addresses apiece.
Mail Servers
cortexx.net has one mail server: mail.cortexx.net.
mail.cortexx.net resolves to 51.178.30.241 and no other IP number.