| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.62.221 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.139.211 | 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 | 172.67.139.211 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:8bd3 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::6815:3edd | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.62.221,172.67.139.211 ech=AEX+DQBBLQAgACBDH16CoWD6Fx3XBSZYxjlkAZkOVk9ZNlxSVIduq2rhbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8bd3,2606:4700:3032::6815:3edd |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| ca3-b1632aa6958e4f2c9373d542939ad7b3 |
| google-site-verification=i9LTvLBLvCL7K0DanSx4FZ9USJ_2MjbEyLDG77j6LFI |
| google-site-verification=RanJLGFcj_sPY3dnGgtzRbzZFSXMklDu-tCxIwToT_8 |
| v=spf1 include:spf.simply.com include:servers.mcsv.net include:sendgrid.net include:_spf.google.com include:relay.kinstamailservice.com include:spf.procard.dk ~all |
| Policy | Record (arndalspa.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.simply.com include:servers.mcsv.net include:sendgrid.net include:_spf.google.com include:relay.kinstamailservice.com include:spf.procard.dk ~all |
| Policy | Record (_dmarc.arndalspa.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| 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 | 2411589521 |
| Primary NS (MNAME) | april.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-07 19:45:17 | 1083ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-06 14:38:24 | 976ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-01 11:58:49 | 8720ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-11 07:28:03 | 1827ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-26 02:12:07 | 1080ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 18:49:07 | 1697ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 14:37:36 | 808ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 13:20:38 | 1175ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-16 13:40:32 | 820ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |