mx4.cptfix.com - dns.ninja
mx4.cptfix.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.210.241.101🇺🇸 COLOCROSSING192.210.241.0/24 | ||||||
| PTR | mx4.cptfix.com | ||||||
cptfix.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | corey.ns.cloudflare.com ⭐ | ||||||
| NS | serena.ns.cloudflare.com | ||||||
| MX | mx1.cptfix.com ⭐ | ||||||
| MX | mx4.cptfix.com(200) | ||||||
| MX | mx5.cptfix.com(300) | ||||||
| TXT | google-site-verification=3olbi6o502KAGGMJkxse2paLn2IEk7BCUMbdASo63cA | ||||||
| TXT | v=spf1 mx ip4:89.116.64.139 ip4:176.102.66.73 ip6:2a02:25b0:aaaa:aaaa:2105:7a... | ||||||
| SOA | corey.ns.cloudflare.comdns@cloudflare.com serial=2410698154 | ||||||
PTR for
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A192.210.241.1012026-02-15 → 2026-08-14 · 2 obs
● 2026-02-15 13:05:46
● 2026-08-14 20:49:06
● 2026-08-14 20:49:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cptfix.com | serena.ns.cloudflare.com, corey.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.24
NS records: serena.ns.cloudflare.com, corey.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cptfix.com (unsigned zone)
⏱️ Timing
Total: 130ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.210.241.101 |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (serena.ns.cloudflare.com, serena.ns.cloudflare.com, serena.ns.cloudflare.com...)
Analysis
Mail Server Role
mx4.cptfix.com acts as a mail server for cptfix.com and avn.cz.
As mail servers, mx1.cptfix.com, mx5.cptfix.com and mx1.avn.cz are often used in combination with mx4.cptfix.com.
IP Addresses
mx4.cptfix.com resolves to just one IP address, 192.210.241.101.