harrington.dk is a .dk domain served by 3 nameservers (helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com). It was registered on 6 January 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 159.69.33.73 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 159.69.33.73 | 300s | static.73.33.69.159.clients.your-server.de | AS24940 | Hetzner Online GmbH | 159.69.0.0/16 | 🇩🇪 Germany | Nuremberg |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 159.69.33.73 |
| 🔶 Autoconfig | 159.69.33.73 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:1c1f:949d::1 | 300s | — | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Nuremberg |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 1 | 443 | autodiscover.fastmail.com |
| _imaps._tcp | 0 | 1 | 993 | imap.fastmail.com |
| TXT Record |
|---|
| v=spf1 include:spf.messagingengine.com ~all |
| Policy | Record (harrington.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.messagingengine.com ~all |
| Policy | Record (_dmarc.harrington.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@harrington.dk; |
| Check | Result |
|---|---|
| Status | 🧪 Testing |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | testing |
| Policy ID | 20260811T183500 |
| max_age | 86400s |
| Policy MX | *.messagingengine.com |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:tlsrpt@harrington.dk |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org;accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/2906723686 |
| 0 | issue | letsencrypt.org;accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/3191214481 |
| 0 | issuemail | ; |
| 0 | issuewild | ; |
| www | 159.69.33.73 2a01:4f8:1c1f:949d::1 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network harrington.dk: 159.69.33.73 2a01:4f8:1c1f:949d::1 (AS24940) www.harrington.dk: 159.69.33.73 2a01:4f8:1c1f:949d::1 (AS24940) |
| Wildcard | Yes: any name under the zone resolves |
| BIMI | v=BIMI1; l=https://harrington.dk/bimi-logo.svg |
DNS lookups: 1/10 · policy: ~all
No problems found| 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 | 2026101709 |
| Primary NS (MNAME) | hydrogen.ns.hetzner.com |
| Responsible (RNAME) | dns@hetzner.com |
| Refresh | 86400s |
| Retry | 10800s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-01-06 |
| Expires | 2027-03-31 (161d) |
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).
| Domain | Registrar |
|---|---|
| freiafaber.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 06:57:02 shown | 1075ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-09 01:46:02 | 6589ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-08 01:44:15 | 885ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-07 11:23:41 | 2004ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-05 21:48:05 | 2218ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-04 21:45:30 | 4130ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-03 21:21:58 | 1525ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-02 21:17:10 | 1042ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-01 21:17:01 | 3403ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-30 21:10:57 | 1105ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-30 06:04:59 | 966ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-29 16:38:42 | 1959ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-28 16:31:52 | 3116ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-27 16:22:54 | 1789ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-25 15:46:16 | 1175ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-20 01:27:07 | 1323ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-17 20:46:16 | 2932ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-14 11:54:11 | 2280ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-12 20:33:11 | 2870ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-07 16:10:10 | 2978ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-31 12:34:37 | 1121ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-30 06:00:14 | 2337ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-23 19:14:15 | 5326ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-22 18:19:17 | 3651ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-19 12:27:54 | 1959ms | 3 NS 1 A 2 MX | 🔓 Insecure |