tobiasholmenlund.dk is a .dk domain served by 2 nameservers (lorna.ns.cloudflare.com, vicente.ns.cloudflare.com). It was registered on 12 May 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.com. The zone is DNSSEC-signed but currently fails validation, 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.
| TXT Record |
|---|
| apple-domain=q0OAH4rETu2B80ST |
| v=spf1 include:icloud.com -all |
| Policy | Record (tobiasholmenlund.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:icloud.com -all |
| Policy | Record (_dmarc.tobiasholmenlund.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:hej@tobiasholmenlund.dk; |
| www | 104.21.83.212 172.67.181.245 2606:4700:3031::ac43:b5f5 2606:4700:3036::6815:53d4 (AS13335) (address records, no CNAME) |
| www vs bare domain | Only www resolves tobiasholmenlund.dk: no address (all like this)www.tobiasholmenlund.dk: 104.21.83.212 172.67.181.245 2606:4700:3031::ac43:b5f5 2606:4700:3036::6815:53d4 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 5/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'tobiasholmenlund.dk/DNSKEY/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2407034444 |
| Primary NS (MNAME) | lorna.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2022-05-12 |
| Expires | 2027-05-11 (200d) |
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 |
|---|---|---|---|
| 2026-10-14 20:22:11 | 958ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-09 11:44:49 | 1687ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-04 07:25:19 | 507ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-30 07:09:21 | 1161ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-29 06:58:06 | 966ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-20 11:27:16 | 1428ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-27 02:09:45 | 2021ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-07 06:07:57 | 1820ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-05 03:22:51 | 1537ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-07-12 17:05:28 | 10309ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-07-04 19:38:29 | 9185ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-18 08:03:19 shown | 4894ms | 2 NS 0 A 2 MX | ⚠️ Bogus |
| 2026-06-18 08:00:16 | 1977ms | 2 NS 0 A 2 MX | 🔓 Insecure |