bjerringfelt.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by mx.runbox.com. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 195.47.247.18 | 3600s | one.com.webforward.g1i.one | AS51468 | One.com A/S | 195.47.247.0/24 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.runbox.com | 185.226.149.25 | aibo.runbox.com | AS50304 Blix Solutions AS |
| TXT Record |
|---|
| v=spf1 include:spf.runbox.com -all |
| Policy | Record (bjerringfelt.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.runbox.com -all |
| Policy | Record (_dmarc.bjerringfelt.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:nikolaj@bjerringfelt.dk; |
| www | 195.47.247.18 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026072401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 21:17:44 | 652ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 10:44:59 | 612ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-19 17:00:44 | 1155ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 07:50:44 shown | 597ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 10:11:40 | 1849ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 07:22:22 | 2041ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 22:28:33 | 1182ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 08:58:45 | 932ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 04:19:20 | 1136ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 14:43:45 | 564ms | 2 NS 1 A 1 MX | 🔒 Secure |