| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 300s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| 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 | 104.21.75.53 |
| 🔶 Autoconfig | 172.67.214.137 |
| TXT Record |
|---|
| google-site-verification=9W-N-TpUquNP2mp_eco1g6QEgETbvuiuNV1u1lyZizE |
| v=spf1 include:spf.simply.com -all |
| Policy | Record (nwstudios.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 | 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 | 2409984214 |
| Primary NS (MNAME) | brit.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 18:59:34 | 790ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-13 00:43:34 | 903ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-29 00:14:08 | 1661ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-20 23:36:12 | 724ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-18 00:07:33 | 2684ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |