helbredsoverblik.dk is a .dk domain served by 2 nameservers (deb.ns.cloudflare.com, sergi.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.0.113 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route3.mx.cloudflare.net, route2.mx.cloudflare.net and 1 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 104.21.0.113 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.150.233 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.150.233 |
| 🔶 Autoconfig | 172.67.150.233 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:71 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:96e9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.0.113,172.67.150.233 ech=AEX+DQBBpwAgACBsvQhfm0PVNll0uU+f1Ai35w4RxTaBfgUQz7v4a8AKSgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:71,2606:4700:3036::ac43:96e9 |
| TXT Record |
|---|
| v=spf1 include:_spf.mx.cloudflare.net include:_spf.mailersend.net ~all |
| Policy | Record (helbredsoverblik.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net include:_spf.mailersend.net ~all |
| Policy | Record (_dmarc.helbredsoverblik.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:cbf630f6d4844ef8b1813227aac54d81@dmarc-reports.cloudflare.net; |
| www | 104.21.0.113 172.67.150.233 2606:4700:3032::6815:71 2606:4700:3036::ac43:96e9 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network helbredsoverblik.dk: 104.21.0.113 172.67.150.233 2606:4700:3032::6815:71 2606:4700:3036::ac43:96e9 (AS13335) www.helbredsoverblik.dk: 104.21.0.113 172.67.150.233 2606:4700:3032::6815:71 2606:4700:3036::ac43:96e9 (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 |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| 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.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| 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 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route3.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… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2416098997 |
| Primary NS (MNAME) | deb.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 01:16:15 shown | 733ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-29 05:34:26 | 1074ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-27 04:32:29 | 3217ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-11 07:27:05 | 2527ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-09-04 06:07:28 | 2025ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-08-26 13:41:22 | 884ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-08-24 14:52:31 | 10896ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-08-20 23:03:33 | 3889ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-08-17 21:18:54 | 10893ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-08-11 19:06:10 | 8673ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-07-19 08:04:12 | 2948ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-07-04 16:14:07 | 2463ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-06-25 12:24:35 | 975ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-06-17 11:20:39 | 3416ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-06-17 11:18:25 | 1155ms | 2 NS 2 A 3 MX | 🔒 Secure |