mjkalkulation.dk is a .dk domain served by 5 nameservers (ns1pri.webhosting.dk, ns2.mywebtonet.com, ns2.webhosting.dk and 2 more). It was registered on 23 August 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.250.163.27 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by webhotel10.webhosting.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this 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 |
|---|---|---|---|---|---|---|---|
| 157.250.163.27 | 600s | php70serv3.webhosting.dk | AS3342 | Cibicom A/S | 157.250.160.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | webhotel10.webhosting.dk | 157.250.160.30 | webhotel10.webhosting.dk | AS3342 Cibicom A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 157.250.163.27 |
| 🔶 Autoconfig | 157.250.163.27 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imap._tcp | 0 | 1 | 143 | webhotel10.webhosting.dk |
| _imaps._tcp | 0 | 1 | 993 | webhotel10.webhosting.dk |
| TXT Record |
|---|
| v=spf1 include:spf.webhosting.dk ~all |
| Policy | Record (mjkalkulation.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.webhosting.dk ~all |
| www | 157.250.163.27 (AS3342) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.webhotel10.webhosting.dk | DANE-TA · SPKI · SHA-256 | FA4EFC305AA17A4FEEE8B29B2DAA8847… |
| SMTP _25._tcp.webhotel10.webhosting.dk | DANE-EE · SPKI · SHA-256 | FA4EFC305AA17A4FEEE8B29B2DAA8847… |
| HTTPS _443._tcp.mjkalkulation.dk | DANE-EE · SPKI · SHA-256 | BAA2290B186D2922285ACE5DB2DDBED9… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2018082465 |
| Primary NS (MNAME) | ns1pri.webhosting.dk |
| Responsible (RNAME) | hostmaster@webhosting.dk |
| Refresh | 21600s |
| Retry | 3600s |
| Expire | 14515200s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-08-23 |
| Expires | 2027-08-31 (318d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 11:52:41 | 925ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 07:41:09 shown | 1813ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-05 12:17:23 | 607ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 07:46:41 | 1130ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-20 02:08:51 | 1062ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 15:23:04 | 2772ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 22:19:07 | 1231ms | 5 NS 1 A 1 MX | 🔒 Secure |