byensbyggeraadgivning.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 October 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.13 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.13 | 3600s | webcluster1.webpod12-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10a:6d:a8df:a09e:f1c8 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (byensbyggeraadgivning.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.byensbyggeraadgivning.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject;rua=mailto:tjmpklk7@ag.eu.dmarcian.com; ruf=mailto:tjmpklk7@fr.eu.dmarcian.com |
| www | 46.30.213.13 2a02:2350:5:10a:6d:a8df:a09e:f1c8 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network byensbyggeraadgivning.dk: 46.30.213.13 2a02:2350:5:10a:6d:a8df:a09e:f1c8 (AS51468) www.byensbyggeraadgivning.dk: 46.30.213.13 2a02:2350:5:10a:6d:a8df:a09e:f1c8 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · 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 | 2026102105 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2020-10-08 |
| Expires | 2026-10-31 (7d) |
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 |
|---|---|
| byens-byg.dk | ONE.COM A/S |
| byens-byggerådgivning.dk | Domeneshop AS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 21:53:10 shown | 410ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 23:39:25 | 541ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 10:30:17 | 566ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-09 14:53:03 | 669ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-01 02:00:26 | 770ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 22:20:00 | 823ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-22 20:13:11 | 2140ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-21 19:53:02 | 1866ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 06:49:15 | 733ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 18:05:31 | 693ms | 2 NS 1 A 4 MX | 🔒 Secure |