| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.7.65 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.187.136 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::ac43:bb88 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::6815:741 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.7.65,172.67.187.136 ech=AEX+DQBB4AAgACDCYF+8kn+lkITHi/BN3p8uJF8P53PV1auDSJxA263SZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:bb88,2606:4700:3034::6815:741 |
| 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 | 2406884438 |
| Primary NS (MNAME) | dean.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 12:48:50 | 1274ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-24 07:00:43 | 945ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-23 05:49:01 | 2782ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-12 05:32:36 | 1153ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 11:08:50 | 769ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 11:03:52 | 896ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 10:56:16 | 1294ms | 2 NS 2 A 1 MX | ⚠️ Bogus | View |
| 2026-06-17 10:55:03 | 1745ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |