| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.211.38 | 600s | domain-parking.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| protonmail-verification=3458cfee2015a66fb467ac7cddf3bfb9a0069de4 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (daubjerg.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.daubjerg.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 | 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 | 2026082304 |
| 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 | |
|---|---|---|---|---|
| 2026-09-02 11:40:05 | 777ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-25 12:06:04 | 709ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-23 20:14:44 | 3111ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-15 12:51:09 | 5370ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-16 10:07:57 | 1026ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-29 19:06:19 | 689ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-26 17:52:57 | 728ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-20 21:46:44 | 1443ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-20 16:21:48 | 1050ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 01:10:11 | 2673ms | 2 NS 1 A 2 MX | 🔒 Secure | View |