| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.74.37 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.197.104 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.74.37 |
| 🔶 Autoconfig | 104.21.74.37 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:c568 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:4a25 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.74.37,172.67.197.104 ech=AEX+DQBB5AAgACABapd4L/jVNdxaf0gluT2G7/56pQYsISi2KEnoFpT2AgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c568,2606:4700:3035::6815:4a25 |
| TXT Record |
|---|
| v=spf1 include:_spf.mx.cloudflare.net -all |
| Policy | Record (estrike.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.mx.cloudflare.net -all |
| Policy | Record (_dmarc.estrike.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:cef48e8267df4b5ca2ad0302cebcb973@dmarc-reports.cloudflare.net |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2412929274 |
| Primary NS (MNAME) | dawn.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 21:08:13 | 1266ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-08-24 09:58:54 | 1916ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-08-11 08:06:28 | 1745ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-08-07 11:25:37 | 2304ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-07-30 21:33:15 | 1648ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-07-28 18:35:56 | 2016ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-07-10 21:49:29 | 1797ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-07-07 03:08:09 | 2924ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-07-02 00:40:06 | 1260ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-06-17 08:26:08 | 1022ms | 2 NS 2 A 3 MX | 🔒 Secure | View |