| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.25.10 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.221.139 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3037::6815:190a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:dd8b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.25.10,172.67.221.139 ech=AEX+DQBB1AAgACA29NmFevr2JsWFHfU0mhhObGrQHKGHYiXAwG8t5nUHdQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:190a,2606:4700:3037::ac43:dd8b |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (kulturdullerne.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.kulturdullerne.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:hello@mikkeljorgensen.dk |
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413064394 |
| Primary NS (MNAME) | devin.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-25 00:42:48 | 757ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-03 09:38:46 | 1279ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-18 17:25:18 | 16763ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-09 04:26:43 | 16924ms | 2 NS 2 A 1 MX | ❓ Unknown | View |
| 2026-06-20 08:01:34 | 669ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 13:08:52 | 3054ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |