webmail.bst.cz - robtex.com
webmail.bst.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:db46🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:1897🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.24.151Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.219.70🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.24.151, 172.67.219.70 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:db46, 2606:4700:3036::6815:1897 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com | ||||||
bst.cz
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dorthy.ns.cloudflare.com ⭐ | ||||||
| NS | leonard.ns.cloudflare.com | ||||||
| MX | server.blueskytravel.cz ⭐ | ||||||
| TXT | google-site-verification=yeD8hAnRgXy49hMBMtIvm5hEkXDUjP2U-eGSvW0uxCU | ||||||
| TXT | v=spf1 a mx include:spf.blueskytravel.cz ~all | ||||||
| SOA | dorthy.ns.cloudflare.comdns@cloudflare.com serial=2403150866 | ||||||
PTR for
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●A104.21.24.1512026-03-25 → 2026-05-12 · 3 obs
○ 2016-11-28 03:42:58
● 2026-03-25 07:22:10
● 2026-05-12 10:24:06
● 2026-03-25 07:22:10
● 2026-05-12 10:24:06
●A172.67.219.702026-03-25 → 2026-05-12 · 3 obs
○ 2016-11-28 03:42:58
● 2026-03-25 07:22:10
● 2026-05-12 10:24:06
● 2026-03-25 07:22:10
● 2026-05-12 10:24:06
●A2606:4700:3030::ac43:db462026-03-25 → 2026-05-12 · 3 obs
○ 2016-11-28 03:42:58
● 2026-03-25 07:22:10
● 2026-05-12 10:24:06
● 2026-03-25 07:22:10
● 2026-05-12 10:24:06
●A2606:4700:3036::6815:18972026-03-25 → 2026-05-12 · 3 obs
○ 2016-11-28 03:42:58
● 2026-03-25 07:22:10
● 2026-05-12 10:24:06
● 2026-03-25 07:22:10
● 2026-05-12 10:24:06
○A62.209.229.752015-07-08 → 2016-11-28 · 4 obs
● 2015-07-08 20:08:24
● 2016-11-28 03:42:58
○ 2026-03-25 07:22:10
○ 2026-05-12 10:24:06
● 2016-11-28 03:42:58
○ 2026-03-25 07:22:10
○ 2026-05-12 10:24:06
○CNAMEserver.blueskytravel.cz2016-11-28 → 2016-11-28 · 3 obs
● 2016-11-28 03:42:58
○ 2026-03-25 07:22:10
○ 2026-05-12 10:24:06
○ 2026-03-25 07:22:10
○ 2026-05-12 10:24:06
○CNAMEwebmail.blueskytravel.cz2016-11-28 → 2016-11-28 · 3 obs
● 2016-11-28 03:42:58
○ 2026-03-25 07:22:10
○ 2026-05-12 10:24:06
○ 2026-03-25 07:22:10
○ 2026-05-12 10:24:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| bst.cz | dorthy.ns.cloudflare.com, leonard.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.54
NS records: dorthy.ns.cloudflare.com, leonard.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bst.cz (unsigned zone)
⏱️ Timing
Total: 3779ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.219.70, 104.21.24.151 |
| AAAA | 2 | 2606:4700:3030::ac43:db46, 2606:4700:3036::6815:1897 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
webmail.bst.cz points to four IP numbers: 2606:4700:3030::ac43:db46, 2606:4700:3036::6815:1897, 104.21.24.151 and 172.67.219.70.
For instance, other host names vinted.pl-53192256-personal.shop, whamblecore.digital, www.solar-panel-installers.uk, gazetebayileri.com.tr and txium.com share IP numbers with webmail.bst.cz.