| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.111.240.141 | 3600s | webcluster14.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:69:c50:2429:9c4d | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| protonmail-verification=dfa2568cc3afebbb93d168b87683480524bf4962 |
| v=spf1 include:_spf.protonmail.ch include:_custspf.one.com ~all |
| Policy | Record (mastershockeydanmark.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch include:_custspf.one.com ~all |
| Policy | Record (_dmarc.mastershockeydanmark.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026083001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-30 18:38:02 | 2021ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-28 01:27:43 | 666ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-31 12:08:49 | 1225ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-24 06:13:31 | 16898ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-09 04:50:40 | 1851ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-02 00:33:29 | 2063ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-02 00:30:50 | 710ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-29 04:13:57 | 640ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-22 19:52:19 | 770ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-20 01:43:19 | 1487ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-18 03:45:22 | 963ms | 2 NS 1 A 2 MX | 🔒 Secure | View |