kranringen.dk is a .dk domain served by 2 nameservers (ns.xtracon.dk, ns2.xtracon.dk). It was registered on 19 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.72.17.131 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.xtracon.dk | 178.72.16.21 | — | AS3342 Cibicom A/S |
| ns2.xtracon.dk | 178.72.22.92 | — | AS3342 Cibicom A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 178.72.17.131 | — | — | AS3342 | Cibicom A/S | 178.72.16.0/21 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 mx a include:_spf.xtracon.dk include:_spf.bms.dk include:spf-esec.heimdalsecurity.com -all |
| Policy | Record (kranringen.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:_spf.xtracon.dk include:_spf.bms.dk include:spf-esec.heimdalsecurity.com -all |
| www | 178.72.17.131 (AS3342) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 5/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.eu-esec-01.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| SMTP _25._tcp.eu-esec-02.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| 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 | 2023100701 |
| Primary NS (MNAME) | ns.xtracon.dk |
| Responsible (RNAME) | it@bms.dk |
| Refresh | 7200s |
| Retry | 540s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-03-19 |
| Expires | 2030-03-31 (1260d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 17:34:00 | 582ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-18 00:18:30 | 966ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 11:49:20 shown | 565ms | 2 NS 1 A 2 MX | 🔓 Insecure |