| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 65.21.52.176 | 3600s | static.176.52.21.65.clients.your-server.de | AS24940 | Hetzner Online GmbH | 65.21.0.0/16 | 🇫🇮 Finland | Helsinki |
| TXT Record |
|---|
| protonmail-verification=8055da64ece5c6fb1aa6d16186ff58346b8044d1 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (mooserocket.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.mooserocket.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| 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 |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2021-06-03 |
| Expires | 2027-06-30 (296d) |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-30 17:32:16 | 1901ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-22 05:22:25 | 6613ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-16 19:52:50 | 3681ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-27 16:36:09 | 1017ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-26 16:23:59 | 927ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-22 12:58:56 | 927ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-18 07:45:10 | 8949ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-25 11:38:21 | 790ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-24 07:45:26 | 2091ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-22 07:48:25 | 1176ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 03:00:15 | 702ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 15:36:59 | 616ms | 2 NS 1 A 2 MX | 🔒 Secure | View |