blåbiomasse.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 26 September 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|
| ns1.eurodns.com | — | — | — |
| ns2.eurodns.com | — | — | — |
| ns3.eurodns.com | — | — | — |
| ns4.eurodns.com | — | — | — |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (blåbiomasse.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.blåbiomasse.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s; |
| www | 80.92.65.188 (AS24611) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2023041302 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2017-09-26 |
| Expires | 2027-09-30 (338d) |
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 |
|---|---|---|---|
| 2026-10-26 08:47:46 | 1512ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-25 07:10:19 | 529ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-12 13:07:07 | 573ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-11 12:50:51 | 1019ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-10 08:10:15 | 513ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-08 01:36:02 | 564ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 11:08:56 | 621ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-26 23:14:46 | 596ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 01:53:43 | 691ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-05 02:30:14 | 637ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-29 08:09:59 | 1355ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 01:29:07 | 712ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-17 03:20:32 | 1292ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-01 12:33:55 | 644ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-14 14:23:56 | 689ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-10 13:18:52 | 1394ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 15:10:28 | 1842ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-25 15:04:11 | 1473ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-19 15:50:35 | 530ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 15:05:14 shown | 487ms | 4 NS 0 A 0 MX | 🔒 Secure |