harka.dk is a .dk domain served by 2 nameservers (brodie.ns.cloudflare.com, magnolia.ns.cloudflare.com). It was registered on 11 April 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 3600s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | 300s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover-mf.onlinemail.io → 185.21.40.62 |
| 🔶 Autoconfig | autoconfig-mf.onlinemail.io → 185.21.40.62 |
| TXT Record |
|---|
| v=spf1 a include:spf.onlinemail.io -all |
| Policy | Record (harka.dk) |
|---|---|
| -all (hard fail) | v=spf1 a include:spf.onlinemail.io -all |
| Policy | Record (_dmarc.harka.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:fc73467a242f.a@dmarcinput.com; ruf=mailto:fc73467a242f.f@dmarcinput.com; sp=none; fo=1 |
| www | 135.181.101.70 (AS24940) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 4/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.harka.dk | Hj9sPAT4P-uVewHy_1r_f8aW_iBvrgydmtCOHvST4sM |
| TXT | _acme-challenge.harka.dk | nd3iH19VqylOGOqIyCPGlQBEljAR4XcJiOQw5mfzDuY |
| 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 | 2415418685 |
| Primary NS (MNAME) | brodie.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 | 2025-04-11 |
| Expires | 2027-04-10 (172d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 16:19:00 | 2679ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-30 11:23:30 | 543ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-23 11:59:27 | 606ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-21 12:34:53 shown | 1160ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-12 09:35:31 | 1760ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-24 10:52:39 | 3455ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-25 14:53:45 | 884ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-23 09:15:44 | 1180ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 22:08:41 | 2361ms | 2 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-17 11:08:37 | 798ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 11:07:19 | 1201ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 11:06:15 | 3330ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 11:00:25 | 1139ms | 2 NS 1 A 2 MX | 🔓 Insecure |