theheartselectricalsystem.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.108.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.com. 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.
| TXT Record |
|---|
| apple-domain=vHVnaLkOTgFKwEyy |
| v=spf1 include:icloud.com ~all |
| Policy | Record (theheartselectricalsystem.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:icloud.com ~all |
| www CNAME | jacobsalmon.github.io (all on github.io) |
| www vs bare domain | Same network theheartselectricalsystem.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.theheartselectricalsystem.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) |
| Wildcard | No |
| 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: 5/10 · 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 | 2026082401 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 14:30:33 | 697ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-08-24 15:19:38 shown | 12055ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-08-22 11:02:21 | 2827ms | 2 NS 4 A 0 MX | 🔒 Secure |
| 2026-06-17 12:17:06 | 853ms | 2 NS 1 A 0 MX | 🔒 Secure |