cardiocare.dk is a .dk domain served by 2 nameservers (shubhi.ns.cloudflare.com, yevgen.ns.cloudflare.com). It was registered on 28 January 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.85 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by cardiocare-dk.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.23.85 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.209.219 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| 🔶 Autoconfig | cardiocare.dk → 93.191.156.79 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3036::ac43:d1db | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:1755 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.23.85,172.67.209.219 ech=AEX+DQBBtAAgACDKkUflEvB8Zvhpom2kbOz+T9RVl9iZ2pFgvR9R6CQbdAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:d1db,2606:4700:3037::6815:1755 |
| TXT Record |
|---|
| google-site-verification=ACI9bk_g4DH28COUqoXVwN0eUZKYvzP3vObtT9z95zM |
| google-site-verification=B_YoyeHrUXuTQeTueJakTNJF4vv9_piM4cboDvUNQgo |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (cardiocare.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.cardiocare.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.23.85 172.67.209.219 2606:4700:3031::ac43:d1db 2606:4700:3037::6815:1755 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network cardiocare.dk: 188.114.96.1 188.114.97.1 2606:4700:3031::ac43:d1db 2606:4700:3037::6815:1755 (AS13335) www.cardiocare.dk: 104.21.23.85 172.67.209.219 2606:4700:3031::ac43:d1db 2606:4700:3037::6815:1755 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.cardiocare.dk | cardiocare.dk |
| 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 | 2409603150 |
| Primary NS (MNAME) | shubhi.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 | 2009-01-28 |
| Expires | 2027-01-31 (96d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-25 22:01:21 | 729ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-07 19:20:54 | 4645ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 16:53:50 | 1766ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-24 18:22:55 | 2833ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-15 07:13:47 | 2699ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-15 11:53:43 | 2863ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-10 19:55:41 | 1692ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-16 03:28:43 shown | 10975ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-19 22:36:15 | 4986ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 19:27:29 | 582ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 19:21:05 | 945ms | 2 NS 2 A 1 MX | 🔓 Insecure |