kvapil.dk is a .dk domain served by 2 nameservers (ns.web4u.cz, ns2.web4u.cz). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.91.86.14 is hosted by Web4U s.r.o. (AS39790) in Czechia. Mail is handled by mx.web4u.cz. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 81.91.86.14 | 900s | php7.web4u.cz | AS39790 | Web4U s.r.o. | 81.91.80.0/20 | 🇨🇿 Czechia | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 900s | mx.web4u.cz | 2001:1568::7012 81.91.87.12 |
mx.web4u.cz mx.web4u.cz |
AS39790 Web4U s.r.o. AS39790 Web4U s.r.o. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 81.91.87.6 |
| 🔶 Autoconfig | 81.91.87.5 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2001:1568::14 | 900s | php7.web4u.cz | AS39790 | Web4U s.r.o. | 2001:1568:0:0:0:0:0:0/32 | 🇨🇿 Czechia | — |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.web4u.cz | DANE-EE · SPKI · SHA-256 | FC3A9B6D2E5D7F67B776635683381542… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2019101901 |
| Primary NS (MNAME) | ns.web4u.cz |
| Responsible (RNAME) | admin@web4u.cz |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 14400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 10:51:41 shown | 1089ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-08 19:10:55 | 3601ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 19:40:51 | 4357ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 22:44:45 | 1810ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 21:44:17 | 4348ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 19:07:47 | 2363ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 19:54:20 | 1031ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 07:19:07 | 2955ms | 2 NS 1 A 1 MX | 🔓 Insecure |