| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.5.187 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.133.186 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.133.186 |
| 🔶 Autoconfig | 104.21.5.187 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::6815:5bb | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:85ba | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.5.187,172.67.133.186 ech=AEX+DQBBegAgACADOMlN1D2oSqYeZdznepEiPSqs6zQk06K0o0nlPQgvewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:5bb,2606:4700:3034::ac43:85ba |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (cmpit.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.cmpit.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:60e926afa79d4e6a9a54aa9275f325dc@dmarc-reports.cloudflare.net |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413523116 |
| Primary NS (MNAME) | elliott.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-30 12:51:34 | 1333ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-28 03:08:38 | 660ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-17 03:30:55 | 3013ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-24 01:58:49 | 1633ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-03 13:41:21 | 2111ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-30 13:10:14 | 677ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-30 03:05:26 | 1505ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-29 23:33:05 | 1008ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-28 11:04:13 | 1059ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 22:01:18 | 65535ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 21:50:02 | 1658ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 21:30:40 | 543ms | 4 NS 1 A 1 MX | 🔒 Secure | View |