bjertrupchristensen.dk is a .dk domain served by 2 nameservers (james.ns.cloudflare.com, sureena.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.23.254.107 is hosted by Fiberby ApS (AS42541) in Denmark. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 89.23.254.107 | 300s | 89-23-254-107.ip4.fiberby.net | AS42541 | Fiberby ApS | 89.23.224.0/19 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | bjertrupchristensen.dk → 89.23.254.107 |
| 🔶 Autoconfig | bjertrupchristensen.dk → 89.23.254.107 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:251:5846::2 | 300s | — | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:157.90.34.121 include:spf.azehosting.net ~all |
| Policy | Record (bjertrupchristensen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:157.90.34.121 include:spf.azehosting.net ~all |
| www CNAME | bjertrupchristensen.dk (all on bjertrupchristensen.dk) |
| www vs bare domain | Same network bjertrupchristensen.dk: 89.23.254.107 2a01:4f8:251:5846::2 (AS24940 AS42541) www.bjertrupchristensen.dk: 89.23.254.107 2a01:4f8:251:5846::2 (AS24940 AS42541) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 4/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.bjertrupchristensen.dk | 7Ni-hHl8AY-8IAY-kmYVY3mhMvhcPGN_6Aukvt3Qr0k |
| TXT | _acme-challenge.bjertrupchristensen.dk | 7a5TdxRIX4uY-iKAW17RJiaygHG-kXNBS_ArVvmAkWg |
| TXT | _acme-challenge.bjertrupchristensen.dk | A2Q8c9bmIrZSMg5VzmrOSYokDIANq_Gd-NJrULD6K7M |
| TXT | _acme-challenge.bjertrupchristensen.dk | E4hp0HFOn6Iq_VjwxFxzwvGcKU22_kRn9iHKZz0t5C8 |
| TXT | _acme-challenge.bjertrupchristensen.dk | aXstzPMDy6Ms68jTxUeDDeLArE-FCcQDGCoRybkDeIo |
| 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 | 2405570996 |
| Primary NS (MNAME) | james.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 10:51:01 | 1630ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-24 04:43:59 | 949ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-10 16:43:32 | 1770ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-29 23:39:37 | 2029ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-23 01:22:56 | 1056ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-15 19:55:20 | 4122ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-28 23:03:32 | 983ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-28 09:57:34 shown | 985ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 14:43:08 | 2410ms | 2 NS 1 A 0 MX | 🔓 Insecure |