mx.compbyte.cz - dns.ninja
mx.compbyte.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 193.85.174.197🇨🇿 TMOBILE-CZ193.85.0.0/16 T-Mobile Czech Republic a.s. | ||||||
compbyte.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:b4e1🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:4bbf🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.75.191Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.180.225🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | jermaine.ns.cloudflare.com ⭐ | ||||||
| NS | vera.ns.cloudflare.com | ||||||
| MX | mx.compbyte.cz ⭐ | ||||||
| TXT | v=spf1 ip4:193.85.174.213/32 ip4:193.85.174.221/32 ip4:194.149.101.20/32 -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.75.191, 172.67.180.225 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:b4e1, 2606:4700:3034::6815:4bbf | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com | ||||||
| SOA | jermaine.ns.cloudflare.comdns@cloudflare.com serial=2408104154 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A193.85.174.1972026-02-23 → 2026-08-14 · 2 obs
● 2026-02-23 10:25:50
● 2026-08-14 19:29:30
● 2026-08-14 19:29:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz | - |
| compbyte.cz | vera.ns.cloudflare.com, jermaine.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.157
NS records: vera.ns.cloudflare.com, jermaine.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for compbyte.cz (unsigned zone)
⏱️ Timing
Total: 442ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.85.174.197 |
Analysis
Mail Server Role
Mail for compbyte.cz is routed through the mail server mx.compbyte.cz.
IP Addresses
mx.compbyte.cz has exactly one IP address — 193.85.174.197.
mail.mirelina.com, mail.1c-cloud.cz, mail.septemberissue.cz plus two other host names have IP numbers in common with mx.compbyte.cz.