| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| henry.ns.cloudflare.com | — | — | — |
| ulla.ns.cloudflare.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.54.20 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.222.131 | — | — | 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 |
|---|---|---|---|---|---|---|---|
| 2606:4700:3036::ac43:de83 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000::/42 | — | — |
| 2606:4700:3037::6815:3614 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000::/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.54.20,172.67.222.131 ech=AEX+DQBBXgAgACBk3IkpEn8VmeTeqwAXwjKHnHDe2nNyrlKhzDn33dKfVQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:de83,2606:4700:3037::6815:3614 |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (eldodeldo.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.eldodeldo.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | sectigo.com |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| 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 | 2407024129 |
| Primary NS (MNAME) | henry.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-15 01:50:08 | 1108ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-23 12:03:27 | 1023ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-05 21:19:23 | 1325ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-26 00:44:35 | 1022ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 07:15:49 | 904ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 06:40:41 | 674ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 06:40:07 | 675ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |