| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.4.26 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.131.147 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:41a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:8393 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.4.26,172.67.131.147 ech=AEX+DQBB/AAgACBaY3xXTjHGn020myaHmA0UDNM1FWVR3m9nS/VJiWGkRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:41a,2606:4700:3035::ac43:8393 |
| TXT Record |
|---|
| v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com include:server1.staerk.cloud -all |
| Policy | Record (henningstaerk.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com include:server1.staerk.cloud -all |
| Policy | Record (_dmarc.henningstaerk.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:77bbc3e187544368b17c00a0a52ac1fe@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-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| 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.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 | 2413316582 |
| Primary NS (MNAME) | gerald.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 21:16:15 | 853ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-08-25 04:50:07 | 1132ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-08-21 12:53:27 | 3801ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-08-09 08:45:55 | 2234ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-08-02 05:23:17 | 1742ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-07-11 04:52:28 | 3519ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-06-23 23:55:04 | 2062ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-06-17 11:21:15 | 1649ms | 2 NS 2 A 3 MX | 🔒 Secure | View |
| 2026-06-17 11:19:54 | 1076ms | 2 NS 2 A 3 MX | 🔒 Secure | View |