blueburger.dk is a .dk domain served by 2 nameservers (ray.ns.cloudflare.com, vera.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by route1.mx.cloudflare.net, route3.mx.cloudflare.net and 1 more. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ray.ns.cloudflare.com | — | — | — |
| vera.ns.cloudflare.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.59.28 | — | — | AS13335 | — | — | — | — |
| 172.67.211.209 | — | — | AS13335 | — | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::6815:3b1c | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:d3d1 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.59.28,172.67.211.209 ech=AEX+DQBBQwAgACB/kjJxhdKdMifzADCBWwX4suHL5sc8EO3CxwUV7BdUPQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:3b1c,2606:4700:3035::ac43:d3d1 |
| TXT Record |
|---|
| google-site-verification=-VxZxcVcVh_Ykgs-TDwAjgr53g784MhbOBlORYB1yU8 |
| v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (blueburger.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net ~all |
| www | 104.21.59.28 172.67.211.209 2606:4700:3030::ac43:d3d1 2606:4700:3034::6815:3b1c (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network blueburger.dk: 104.21.59.28 172.67.211.209 2606:4700:3030::ac43:d3d1 2606:4700:3034::6815:3b1c (AS13335) www.blueburger.dk: 104.21.59.28 172.67.211.209 2606:4700:3030::ac43:d3d1 2606:4700:3034::6815:3b1c (AS13335) |
| Wildcard | No |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| 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 | 2405524173 |
| Primary NS (MNAME) | ray.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 07:37:39 | 656ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-01 10:28:27 | 2671ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 10:13:22 | 1055ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-27 11:34:08 | 1069ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-25 02:22:08 | 1243ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-11 19:40:09 | 1171ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-01 15:31:04 | 2516ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-02 04:33:44 | 1562ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-27 14:56:48 | 1601ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-02 00:21:18 | 1214ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-16 15:17:09 | 7438ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-16 15:10:11 shown | 3148ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-16 15:05:45 | 671ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-16 15:00:33 | 896ms | 2 NS 2 A 3 MX | 🔓 Insecure |