mx.cal.systems - dns.ninja
mx.cal.systems
| DNSSEC | ⚠️ Not signed | ||||||
| A | 168.62.8.176🇺🇸 Microsoft168.62.0.0/15 MICROSOFT | ||||||
cal.systems
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:c9e5🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:5526🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.85.38Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.201.229🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | todd.ns.cloudflare.com ⭐ | ||||||
| NS | vita.ns.cloudflare.com | ||||||
| MX | mail.cal.systems ⭐ | ||||||
| TXT | MS=ms27325200 | ||||||
| TXT | v=spf1 mx ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.85.38, 172.67.201.229 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:c9e5, 2606:4700:3034::6815:5526 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=217, name=cloudflare-ech.com | ||||||
| SOA | todd.ns.cloudflare.comdns@cloudflare.com serial=2411065604 | ||||||
MX for
trust.tools |
syn.systems |
sin.systems |
la-voip.systems |
mech.systems |
so-cal.systems |
ftl.systems |
socal.systems |
min.systems |
los-angeles.systems |
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A168.62.8.1762026-02-14 → 2026-08-04 · 6 obs
○ 2016-12-11 01:15:28
● 2026-02-14 19:42:36
● 2026-06-06 21:09:28
○ 2026-06-07 14:13:56
● 2026-06-08 09:47:46
● 2026-08-04 14:41:10
● 2026-02-14 19:42:36
● 2026-06-06 21:09:28
○ 2026-06-07 14:13:56
● 2026-06-08 09:47:46
● 2026-08-04 14:41:10
○A54.215.6.72016-12-11 → 2016-12-11 · 3 obs
● 2016-12-11 01:15:28
○ 2026-02-14 19:42:36
○ 2026-08-04 14:41:10
○ 2026-02-14 19:42:36
○ 2026-08-04 14:41:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| systems | v0n0.nic.systems, v0n1.nic.systems, v0n2.nic.systems, v0n3.nic.systems... | - |
| cal.systems | vita.ns.cloudflare.com, todd.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.146
NS records: vita.ns.cloudflare.com, todd.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cal.systems (unsigned zone)
⏱️ Timing
Total: 285ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 168.62.8.176 |
Analysis
Mail Server Role
Mail for trust.tools, syn.systems, sin.systems, la-voip.systems, mech.systems and a few other domains is handled by mx.cal.systems.
IP Addresses
mx.cal.systems has exactly one IP address — 168.62.8.176.
mail.cal.systems, for instance, is one of the other host names sharing IP numbers with mx.cal.systems.