Generated: 2026-08-10T00:50:44-05:00
| Status | Check | Points | Details |
|---|---|---|---|
| OK | IPv4 (A) | 30/30 | 1 IPv4 address(es) detected. |
| ERROR | IPv6 (AAAA) | 0/10 | 0 IPv6 address(es) detected. |
| OK | Name server redundancy | 20/20 | 3 NS record(s); 2 or more required. |
| OK | SOA record | 10/10 | Authoritative zone record. |
| ERROR | DNSSEC chain | 0/15 | Both DS and DNSKEY are required. |
| ERROR | CAA policy | 0/5 | Certificate authority restriction. |
| OK | DNS propagation | 10/10 | Agreement between public resolvers. |
| OK | MX records | 20/20 | 4 MX record(s). |
| OK | SPF | 25/25 | SPF policy published. |
| OK | DMARC | 25/25 | DMARC policy published. |
| OK | DKIM | 20/20 | A DKIM selector was verified. |
| ERROR | MTA-STS | 0/5 | Mail transport policy. |
| ERROR | TLS-RPT | 0/5 | TLS reporting policy. |
| OK | Valid TLS certificate | 55/55 | 106 day(s) remaining. |
| OK | Certificate lifetime | 10/10 | Full points require at least 30 days remaining. |
| ERROR | HTTP security headers | 0/35 | 0 of 9 evaluated headers detected. |
| OK | PTR reverse DNS | 30/30 | PTR: ff.upol.cz |
| WARNING | IPv4 diversity | 20/35 | Two or more IPv4 addresses receive full points. |
| ERROR | IPv6 connectivity | 0/35 | AAAA availability. |
| OK | DNS resolution | 40/40 | At least one address family must resolve. |
| OK | HTTP response | 40/40 | HTTP/1.1 200 OK |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 158.194.230.160 |
| AAAA | |
| CNAME | |
| MX | 12817 bx.virusfree.cz. 12833 cx.spamfree.cz. 12849 dx.spamfree.cz. 12801 ax.virusfree.cz. |
| TXT | "3zNARbt6ooYOB+Lzg3XaA39D3JeK4QmZ+FyeRVi9ST64p23zqvAdD8E3UVnBfWw6pa9N7/Wr8OquNBLFV+/o9Q==" "v=spf1 include:_spf.google.com include:spf.protection.outlook.com ip4:158.194.0.0/16 ip6:2001:718:1401::/48 include:spf.smartemailing.cz include:spf.olc.cz ~all" "google-site-verification=qJolb0krHwEuAaY3OknP03vj90vAw_uLnaQtyEMhzJo" |
| NS | nsa.ces.net. namer2.upol.cz. raven.upol.cz. |
| SOA | raven.upol.cz. petv.cvt.upol.cz. 2260806401 900 1800 3600000 86400 |
| CAA | |
| DS | |
| DNSKEY | 257 3 13 A1fAx490jUbxBoijtvQ3WVQGH6lnYYcL8+sjKvkDEfoNofS5VUmF0YYc Nm1xJILoVPdzI8Dp1xQH6tMxuXjHxA== |
| RRSIG | DNSKEY 13 2 86400 20260908222209 20260809213640 7056 upol.cz. oS23H+HycK+zObJAJgEpyROuyKxTBs5qfy6mfkOOGJUD9LhD7nHTvvNy VPBbhZ1t1iheuWidgJ64D4jHpBOSfw== SOA 13 2 86400 20260909052438 20260810042438 7056 upol.cz. SRdQtFCDfMPavKbr4j8nRnUALBcN1rwbKz6zoDPhTMPtMjUeaBv1i5FZ vQl1Z/ZeA2OelVmbdeEGzH2QGrBcAQ== NS 13 2 86400 20260908215012 20260809210800 7056 upol.cz. AQigv4nZC8JyUQW4Khmp2hk0MBWHUWUS+7gnVQvcLHVjjT+chVCly2+n v6/uggItrZt6YysCGnSdSSUD+vmvlw== TXT 13 2 86400 20260903115550 20260804111312 7056 upol.cz. b6aBtw2ZPalEq5kWdEQTAApdzZvIZWa26DDRxBX7RyR13gf1BEUNoXa5 h3plxRy3xqoLi0xUXxPFNe6DIde6VQ== A 13 2 86400 20260908231145 20260809222452 7056 upol.cz. TU8Khau/EAC7HysrW59vfSS3BuCM7uoA3mrgMrnkHTlbQBVfqAR9oQCU M2KqwUu8w5UCtkC1p48mOduNK6jcVA== MX 13 2 86400 20260904192107 20260805182242 7056 upol.cz. MbOIkJaiuAcRlLK36A+68xKZYwTZb/nLpNjWAAHI9fnJt+lHBvw8RU+H 9+HgFqdkmTw2emOSmTcOO1zni4C9hg== |
| NSEC | 10oz.upol.cz. A NS SOA MX TXT RRSIG NSEC DNSKEY TYPE65534 |
| NSEC3 | |
| SRV | |
| NAPTR | |
| TLSA | |
| SSHFP |