| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.81.216 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.165.56 | 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 | 172.67.165.56 |
| 🔶 Autoconfig | 104.21.81.216 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::6815:51d8 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:a538 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.81.216,172.67.165.56 ech=AEX+DQBBwQAgACCJq/98h4XBibtJpMwP+KRke6TgId8VdS0G6GYygQlfVQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:51d8,2606:4700:3036::ac43:a538 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (msnr.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| 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 | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413207715 |
| Primary NS (MNAME) | june.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 01:31:17 | 591ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-25 18:27:49 | 9707ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-25 14:55:07 | 2192ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-10 20:10:17 | 1672ms | 3 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-08 12:18:11 | 1460ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-07-24 05:17:10 | 2019ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-06-28 07:24:56 | 1176ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-06-26 03:56:42 | 1031ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-06-24 17:54:31 | 1031ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-06-18 07:28:35 | 981ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |