jakobbsm.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, sara.ns.cloudflare.com). It was registered on 20 July 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 31.7.187.144 is hosted by Core-Backbone GmbH (AS201011) in Germany. The zone is not DNSSEC-signed, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 31.7.187.144 | 600s | — | AS201011 | Core-Backbone GmbH | 31.7.176.0/20 | 🇩🇪 Germany | Nuremberg |
| www | 104.21.52.48 172.67.195.142 2606:4700:3033::ac43:c38e 2606:4700:3034::6815:3430 (AS13335) (address records, no CNAME) |
| www vs bare domain | Only www resolves jakobbsm.dk: no address (all like this)www.jakobbsm.dk: 104.21.52.48 172.67.195.142 2606:4700:3033::ac43:c38e 2606:4700:3034::6815:3430 (AS13335) |
| Wildcard | No |
| 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 | 2405350871 |
| Primary NS (MNAME) | duke.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | GANDI SAS |
| Registered | 2016-07-20 |
| Expires | 2027-07-31 (276d) |
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 |
|---|---|
| datadennis.dk | GANDI SAS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-25 05:01:18 | 725ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-02 02:37:16 | 1063ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-01 02:35:24 | 754ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-24 05:19:48 | 710ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-23 01:13:34 | 956ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-07 06:39:48 | 1374ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-03 10:21:05 | 953ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-31 16:08:42 | 17451ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-25 18:16:35 | 2998ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-15 18:28:34 | 10573ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 21:12:34 shown | 696ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 19:47:25 | 2643ms | 2 NS 1 A 0 MX | 🔓 Insecure |