bolig-by-k.dk is a .dk domain served by 2 nameservers (ns1.provi.dk, ns2.provi.dk). It was registered on 4 May 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bolig-by-k.dk. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.provi.dk | 88.99.120.238 | ns1.dnshotel.dk | AS24940 Hetzner Online GmbH |
| ns2.provi.dk | 94.130.170.39 | ns2.dnshotel.dk | AS24940 Hetzner Online GmbH |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | bolig-by-k.dk | 2a01:4f8:141:61de::1 46.4.84.82 |
server2.provi.dk server2.provi.dk |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| TXT Record |
|---|
| v=spf1 ip4:46.4.84.82 include:spf.provi.dk +a +mx ~all |
| Policy | Record (bolig-by-k.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:46.4.84.82 include:spf.provi.dk +a +mx ~all |
| Policy | Record (_dmarc.bolig-by-k.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | bolig-by-k.dk (all on bolig-by-k.dk) |
| www vs bare domain | Same network bolig-by-k.dk: 46.4.84.82 2a01:4f8:141:61de::1 (AS24940) www.bolig-by-k.dk: 46.4.84.82 2a01:4f8:141:61de::1 (AS24940) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 5/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.bolig-by-k.dk | sI12KA0U8uuwMOvn5N2ripDv4OMQDH6IIL84PWHJ0wo |
| 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 | 2026082201 |
| Primary NS (MNAME) | ns1.provi.dk |
| Responsible (RNAME) | server-admin@azehosting.net |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | 1API GmbH |
| Registered | 2023-05-04 |
| Expires | 2027-05-03 (188d) |
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 |
|---|---|---|---|
| 2026-10-24 03:06:24 | 841ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-07 21:45:28 | 640ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 08:04:31 | 872ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 13:53:33 shown | 9728ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-17 21:15:55 | 9736ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-24 04:52:49 | 4888ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-23 03:46:12 | 4709ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-27 09:10:45 | 4780ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 19:57:00 | 868ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:35:31 | 615ms | 2 NS 1 A 1 MX | 🔓 Insecure |