mx.sysctl.io - dns.ninja
mx.sysctl.io
| CNAME | relay.sysctl.io | ||||||
| CNAME | frankfurt.sysctl.io | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.177.179.60🇩🇪 AKAMAI-LINODE-AP139.177.176.0/21 Akamai Technologies | ||||||
| PTR | 139-177-179-60.ip.linodeusercontent.com | ||||||
sysctl.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.177.179.60🇩🇪 AKAMAI-LINODE-AP139.177.176.0/21 Akamai Technologies | ||||||
| NS | jo.ns.cloudflare.com ⭐ | ||||||
| NS | justin.ns.cloudflare.com | ||||||
| MX | mx.sysctl.io ⭐ | ||||||
| TXT | v=spf1 a mx ip4:10.100.1.4 ~all | ||||||
| SOA | jo.ns.cloudflare.comdns@cloudflare.com serial=2407873194 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| sysctl.io | jo.ns.cloudflare.com, justin.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.187
NS records: jo.ns.cloudflare.com, justin.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysctl.io (unsigned zone)
⏱️ Timing
Total: 271ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | relay.sysctl.io |
Analysis
Mail Server Role
Mail for sysctl.io is routed through the mail server mx.sysctl.io.
IP Addresses
mx.sysctl.io has exactly one IP address — 139.177.179.60.
Host names such as frankfurt.sysctl.io, 139-177-179-60.ip.linodeusercontent.com and sysctl.io share their IP numbers with mx.sysctl.io.