mikkellerrunningclub.dk is a .dk domain served by 2 nameservers (sunny.ns.cloudflare.com, yichun.ns.cloudflare.com). It was registered on 14 January 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.84.205 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.84.205 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.196.155 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.196.155 |
| 🔶 Autoconfig | 104.21.84.205 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:54cd | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:c49b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.84.205,172.67.196.155 ech=AEX+DQBBiAAgACDiCwefp2qlCZI1528quffFxIGgo3TJG1z79gXnmyfYGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:54cd,2606:4700:3037::ac43:c49b |
| TXT Record |
|---|
| v=spf1 include:_spf.google.com -all |
| Policy | Record (mikkellerrunningclub.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.google.com -all |
| Policy | Record (_dmarc.mikkellerrunningclub.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@n4uecdqr.uriports.com; pct=100; adkim=s; aspf=s |
| www | 104.21.84.205 172.67.196.155 2606:4700:3033::6815:54cd 2606:4700:3037::ac43:c49b (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network mikkellerrunningclub.dk: 104.21.84.205 172.67.196.155 2606:4700:3033::6815:54cd 2606:4700:3037::ac43:c49b (AS13335) www.mikkellerrunningclub.dk: 104.21.84.205 172.67.196.155 2606:4700:3033::6815:54cd 2606:4700:3037::ac43:c49b (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 2413101046 |
| Primary NS (MNAME) | sunny.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | NETIM |
| Registered | 2016-01-14 |
| Expires | 2027-01-31 (103d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 13:31:37 shown | 1408ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-08-27 01:15:29 | 885ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-08-26 11:54:47 | 759ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-08-24 16:07:14 | 6116ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-06-28 08:19:08 | 2430ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-06-26 20:57:43 | 984ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-06-24 08:11:25 | 1164ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-06-21 06:20:10 | 2573ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-17 13:58:06 | 3016ms | 2 NS 1 A 5 MX | 🔒 Secure |