corerental.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 3 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.158.52 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.dandomain.dk, mx2.dandomain.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 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 |
|---|---|---|---|---|---|---|---|
| 93.191.158.52 | 3600s | linux32.dandomain.dk | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.dandomain.dk | 212.237.249.50 | mx1.dandomain.dk | AS48854 team.blue Denmark A/S |
| 20 | 3600s | mx2.dandomain.dk | 46.36.209.11 | mx2.dandomain.dk | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover-mf.dandomain.dk → 212.237.249.98 |
| 🔶 Autoconfig | autoconfig-mf.dandomain.dk → 212.237.249.54 |
| TXT Record |
|---|
| v=spf1 include:spf.dandomain.dk -all |
| Policy | Record (corerental.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.dandomain.dk -all |
| www | 93.191.158.52 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025012102 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2024-09-03 |
| Expires | 2027-09-02 (319d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 20:39:18 shown | 641ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-24 03:06:08 | 409ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-18 15:12:45 | 488ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-04 11:55:22 | 515ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 01:01:02 | 800ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-02 10:00:32 | 901ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-25 04:22:31 | 550ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 13:21:32 | 1073ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 17:57:39 | 888ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 01:33:06 | 554ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 22:25:33 | 455ms | 2 NS 1 A 2 MX | 🔒 Secure |