byggesagkyndig-aalborg.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 8 April 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.212.135 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx.spamfilter.io. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.212.135 | 1800s | imap.no.brand.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.212.135 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network byggesagkyndig-aalborg.dk: 46.30.212.135 (AS51468) www.byggesagkyndig-aalborg.dk: 46.30.212.135 (AS51468) |
| 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 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.spamfilter.io | DANE-EE · SPKI · SHA-256 | 9A25F05F2E322DABDCC9B7A06AB47A2D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2018121000 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2011-04-08 |
| Expires | 2027-04-30 (190d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-21 00:16:25 shown | 498ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 15:13:34 | 613ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 17:04:26 | 716ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 22:53:03 | 704ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 18:15:08 | 697ms | 2 NS 1 A 1 MX | 🔒 Secure |