m-isolering.dk is a .dk domain served by 2 nameservers (dimitris.ns.cloudflare.com, ursula.ns.cloudflare.com). It was registered on 6 November 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.24.220 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.greenhost.nl, mx2.greenhost.nl. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.24.220 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.220.220 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx1.greenhost.nl | 195.190.28.42 2a00:c6c0:0:111::25 |
mx1.greenhost.nl mx1.greenhost.nl |
AS47172 Greenhost BV AS47172 Greenhost BV |
| 10 | — | mx2.greenhost.nl | 195.190.28.43 2a00:c6c0:0:111::2525 |
mx2.greenhost.nl mx2.greenhost.nl |
AS47172 Greenhost BV AS47172 Greenhost BV |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.220.220 |
| 🔶 Autoconfig | 104.21.24.220 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:18dc | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:dcdc | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.24.220,172.67.220.220 ech=AEX+DQBBLQAgACCrQdpb2a3PDJIlRena30f6iXhyGTgVnWbVR/N7meI8EgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:18dc,2606:4700:3037::ac43:dcdc |
| TXT Record |
|---|
| v=spf1 include:spf.greenhost.nl ~all |
| Policy | Record (m-isolering.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.greenhost.nl ~all |
| www | 104.21.24.220 172.67.220.220 2606:4700:3032::6815:18dc 2606:4700:3035::ac43:dcdc (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network m-isolering.dk: 104.21.24.220 172.67.220.220 2606:4700:3032::6815:18dc 2606:4700:3035::ac43:dcdc (AS13335) www.m-isolering.dk: 104.21.24.220 172.67.220.220 2606:4700:3032::6815:18dc 2606:4700:3035::ac43:dcdc (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.greenhost.nl | DANE-EE · SPKI · SHA-256 | 9F10C09DC0F0FB0ED7805D2C3AC46704… |
| SMTP _25._tcp.mx2.greenhost.nl | DANE-EE · SPKI · SHA-256 | 1ED78825A5073DFB5DFE0463B0522CAE… |
| 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 | 2406294861 |
| Primary NS (MNAME) | dimitris.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-11-06 |
| Expires | 2026-11-30 (42d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 02:46:06 | 4793ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-24 00:44:43 | 880ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-14 22:22:02 | 1307ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-25 11:17:14 | 809ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-07 17:20:40 | 1417ms | 2 NS 2 A 2 MX | ❓ Unknown |
| 2026-07-16 12:52:40 | 2794ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-23 11:57:19 | 1322ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-17 19:52:32 shown | 15107ms | 2 NS 2 A 2 MX | 🔓 Insecure |