bilfeber.dk is a .dk domain served by 2 nameservers (alina.ns.cloudflare.com, etienne.ns.cloudflare.com). It was registered on 8 May 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.94.72 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.jbgaard.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 |
|---|---|---|---|---|---|---|---|
| 104.21.94.72 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.220.143 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.jbgaard.dk | 207.180.215.69 | vmi1279527.contaboserver.net | AS51167 Contabo GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.58.250 |
| 🔶 Autoconfig | 104.21.58.250 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:5e48 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:dc8f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imap._tcp | 0 | 1 | 143 | mail.jbgaard.dk |
| _imaps._tcp | 0 | 1 | 993 | mail.jbgaard.dk |
| TXT Record |
|---|
| v=spf1 mx ra=postmaster -all |
| Policy | Record (bilfeber.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ra=postmaster -all |
| Policy | Record (_dmarc.bilfeber.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:postmaster@bilfeber.dk; ruf=mailto:postmaster@bilfeber.dk |
| Check | Result |
|---|---|
| Status | ⚠️ Invalid |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✗ Missing / invalid |
| Policy ID | 12245184094037353231 |
| Policy MX | — |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:postmaster@bilfeber.dk |
| www CNAME | contabo.jbisgaard.xyz (all on jbisgaard.xyz) |
| www vs bare domain | Same network bilfeber.dk: 104.21.94.72 172.67.220.143 2606:4700:3035::6815:5e48 2606:4700:3037::ac43:dc8f (AS13335) www.bilfeber.dk: 104.21.94.72 172.67.220.143 2606:4700:3035::6815:5e48 2606:4700:3037::ac43:dc8f (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.bilfeber.dk | XFPIW2CaB9OpA6PIAqMBvCQIkeUATs3oZKWX0GQ2_Y8 |
| TXT | _acme-challenge.bilfeber.dk | bsgY7-OzTvOn5PvIHG45xcdkufLQloMsv8T1WMlkRvA |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.jbgaard.dk | DANE-TA · SPKI · SHA-256 | D016E1FE311948ACA64F2DE44CE86C9A… |
| SMTP _25._tcp.mail.jbgaard.dk | DANE-TA · SPKI · SHA-512 | F8A2B4E23E82A4494E9998FCC4242BEF… |
| SMTP _25._tcp.mail.jbgaard.dk | DANE-EE · Full cert · SHA-256 | 18DF6C10094DE66E0EEFE2EE88632D60… |
| SMTP _25._tcp.mail.jbgaard.dk | DANE-EE · Full cert · SHA-512 | 3EEB622458CE2D5AB772C52A6319BB0E… |
| SMTP _25._tcp.mail.jbgaard.dk | DANE-EE · SPKI · SHA-256 | A0F703393BCA7A031BEBA9CD00ECCD4C… |
| SMTP _25._tcp.mail.jbgaard.dk | DANE-EE · SPKI · SHA-512 | C783B832B31BE1D29A961F5B702D78FF… |
| SMTP _25._tcp.mail.jbgaard.dk | DANE-TA · Full cert · SHA-256 | 76E9E288AAFC0E37F4390CBF946AAD99… |
| SMTP _25._tcp.mail.jbgaard.dk | DANE-TA · Full cert · SHA-512 | AFAB698CBBBF892EBB555E09175056C1… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2412202933 |
| Primary NS (MNAME) | alina.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2024-05-08 |
| Expires | 2027-05-07 (201d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 01:23:26 | 1334ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-09 16:25:57 | 1336ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 10:28:34 | 1358ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-25 12:30:29 | 2775ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-16 09:54:35 | 1920ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-11 08:17:59 | 1988ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-05 18:23:36 | 5102ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 18:25:47 | 1218ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-25 08:58:55 | 1806ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-22 13:45:53 | 11493ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-20 12:39:09 | 3039ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-15 20:06:37 shown | 10354ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-14 14:49:07 | 1434ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-03 06:23:40 | 3840ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-19 00:55:00 | 17121ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-08 16:43:20 | 1841ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-05 23:33:52 | 1775ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-03 21:26:57 | 15269ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-20 20:02:15 | 1896ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 14:31:39 | 706ms | 2 NS 2 A 1 MX | 🔓 Insecure |