| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.4.229 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.132.147 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.4.229 |
| 🔶 Autoconfig | 172.67.132.147 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:4e5 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:8493 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.4.229,172.67.132.147 ech=AEX+DQBB7wAgACBE1Eqlr/7DkDPvKduVzDj+mly51qFBYNzqLjPAl1sZfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:4e5,2606:4700:3036::ac43:8493 |
| TXT Record |
|---|
| v=spf1 ip4:78.156.123.63 include:spf.protection.outlook.com include:spf-esec.heimdalsecurity.com include:dedicated.mysmtp.com -all |
| Policy | Record (hacel.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:78.156.123.63 include:spf.protection.outlook.com include:spf-esec.heimdalsecurity.com include:dedicated.mysmtp.com -all |
| Policy | Record (_dmarc.hacel.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@hacel.dk |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.eu-esec-01.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| SMTP _25._tcp.eu-esec-02.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2412935215 |
| Primary NS (MNAME) | dimitris.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 19:46:51 | 947ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-23 16:24:06 | 1288ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-10 01:24:19 | 9166ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-07-17 06:33:13 | 10240ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-26 11:27:19 | 1525ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-23 17:28:13 | 2830ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-17 10:49:24 | 1030ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-17 10:46:10 | 1479ms | 2 NS 2 A 2 MX | 🔒 Secure | View |