houseoftech.dk is a .dk domain served by 2 nameservers (ns1.mx.dfine.net, ns2.mx.dfine.net). It was registered on 7 April 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.dfine.net. 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 |
|---|---|---|---|---|---|---|---|
| 172.30.112.241 | 86400s | — | — | — | — | — | — |
| 172.30.112.242 | 86400s | — | — | — | — | — | — |
| 172.30.112.243 | 86400s | — | — | — | — | — | — |
| 172.30.112.244 | 86400s | — | — | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mx.dfine.net | 116.203.57.84 2a01:4f8:c0c:d804::1 |
mx.dfine.net mx.dfine.net |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 116.203.57.84 |
| 🔶 Autoconfig | 116.203.57.84 |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (houseoftech.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.houseoftech.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; |
| Check | Result |
|---|---|
| Status | 🔒 Enforce |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | enforce |
| Policy ID | o0oXqD7NAASvkV7VlFAj |
| max_age | 604800s |
| Policy MX | mx.dfine.net |
| www | 116.203.57.84 2a01:4f8:c0c:d804::1 (AS24940) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · no salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~2048 bit |
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: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.dfine.net | DANE-EE · SPKI · SHA-256 | 98105D61416B5C537BFEE95154D874E1… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026082900 |
| Primary NS (MNAME) | ns1.mx.dfine.net |
| Responsible (RNAME) | hostmaster@mx.dfine.net |
| Refresh | 7200s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-04-07 |
| Expires | 2027-04-30 (191d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 04:55:53 | 1161ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-29 23:32:56 | 1492ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-27 02:18:15 | 3294ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-26 04:43:52 | 2008ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-16 13:35:23 shown | 11957ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-08-29 13:13:45 | 1561ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-08-25 13:35:18 | 12178ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-08-08 12:16:30 | 2797ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-07-07 01:08:12 | 2485ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-07-02 12:12:13 | 9827ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-23 17:04:42 | 1718ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:36:22 | 3039ms | 2 NS 4 A 1 MX | 🔓 Insecure |