jakobsen-dk.dk is a .dk domain served by 3 nameservers (ns1.avalonia.com, ns2.avalonia.com, ns3.avalonia.com). It was registered on 7 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by jakobsendk-dk02b.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.avalonia.com | 80.197.219.44 | — | AS3292 TDC Holding A/S |
| ns2.avalonia.com | 80.197.219.45 | — | AS3292 TDC Holding A/S |
| ns3.avalonia.com | 77.221.229.14 | — | AS42876 Unit IT A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| 🔶 Autoconfig | unbouncepages.com → 104.18.34.21 |
| TXT Record |
|---|
| v=spf1 ip4:80.197.219.42 +a +mx +ip4:62.243.191.110 ~all |
| Policy | Record (jakobsen-dk.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:80.197.219.42 +a +mx +ip4:62.243.191.110 ~all |
| www | Exists, no address |
| www vs bare domain | Neither resolves jakobsen-dk.dk: no address www.jakobsen-dk.dk: no address |
| Wildcard | Yes: any name under the zone resolves |
| 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: 2/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.jakobsen-dk.dk | oSR3aV--RNwHoPmDUQ5QWJbs_l4QAxCBXwSMK7f5z08 |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026091903 |
| Primary NS (MNAME) | ns1.avalonia.com |
| Responsible (RNAME) | support@avalonia.net |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-10-07 |
| Expires | 2027-12-31 (438d) |
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 |
|---|---|
| amc-service.dk | Punktum dk A/S (direct) |
| bastogco.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 18:41:45 shown | 35108ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-06 22:44:33 | 34907ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-23 19:07:47 | 831ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-20 06:44:31 | 2058ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-03 14:15:02 | 1918ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-19 01:04:34 | 3400ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-17 19:05:06 | 3946ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-13 22:58:28 | 6078ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-09 20:03:54 | 3908ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-21 04:08:26 | 2428ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-19 15:37:16 | 10327ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-18 15:05:50 | 1298ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-17 12:38:32 | 9108ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-16 12:05:52 | 1338ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-03 10:29:11 | 18835ms | 3 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-26 07:23:08 | 1288ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-22 23:37:29 | 1431ms | 3 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 15:15:04 | 1062ms | 3 NS 0 A 1 MX | 🔓 Insecure |