bornsulter.dk is a .dk domain served by 2 nameservers (ns1.designrus.dk, ns2.designrus.dk). It was registered on 4 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by server1.designrus.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 49.12.120.222 | 3600s | server4.designrus.dk | AS24940 | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | server1.designrus.dk | 176.9.4.22 2a01:4f8:141:3416::2 |
server1.designrus.dk server1.designrus.dk |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | bornsulter.dk → 49.12.120.222 |
| 🔶 Autoconfig | discover.designrus.dk → 49.12.124.182 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:242:52a0::2 | 3600s | server4.designrus.dk | AS24940 | — | — | — | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 1 | 1 | 443 | discover.designrus.dk |
| TXT Record |
|---|
| v=spf1 mx a ip4:195.211.177.57 include:_spf.designrus.dk ~all |
| Policy | Record (bornsulter.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx a ip4:195.211.177.57 include:_spf.designrus.dk ~all |
| Policy | Record (_dmarc.bornsulter.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:postmaster@bornsulter.dk |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| www | 49.12.120.222 2a01:4f8:242:52a0::2 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network bornsulter.dk: 49.12.120.222 2a01:4f8:242:52a0::2 (AS24940) www.bornsulter.dk: 49.12.120.222 2a01:4f8:242:52a0::2 (AS24940) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 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: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.bornsulter.dk | bornsulter.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026062002 |
| Primary NS (MNAME) | ns1.designrus.dk |
| Responsible (RNAME) | admin@designrus.dk |
| Refresh | 1200s |
| Retry | 540s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2006-06-04 |
| Expires | 2027-06-30 (249d) |
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 |
|---|---|
| børnsulter.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 12:15:08 | 2027ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-21 09:37:57 | 1801ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-20 03:12:09 | 1608ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-19 01:38:49 | 2207ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-16 23:58:46 | 563ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-10 14:25:20 | 886ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-05 22:34:27 | 706ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 22:05:46 | 762ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 02:47:21 | 897ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 12:56:03 | 1743ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-22 09:34:08 | 2535ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-15 08:05:00 | 1114ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-09 23:33:08 | 1044ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-07 05:52:48 | 978ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-02 03:20:37 | 9666ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-30 18:53:55 | 1357ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 15:25:09 | 1015ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-20 21:12:35 | 9427ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-15 19:45:43 | 2812ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-09 08:05:50 | 1067ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-04 12:07:34 | 2839ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-01 19:32:48 | 8881ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-25 18:44:43 | 2782ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-21 06:01:59 | 10887ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-17 12:12:43 | 1017ms | 2 NS 1 A 1 MX | 🔓 Insecure |