| 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=c5fcc007213c298bb2aed4244cc2d474a24e54e4 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (orgdtest.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.orgdtest.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 | 2026081401 |
| 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 | |
|---|---|---|---|---|
| 2026-09-04 05:45:48 | 538ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-27 01:00:49 | 912ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-16 16:01:38 | 1067ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-09 06:15:38 | 1089ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-06 23:42:57 | 4361ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-20 00:19:53 | 723ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-18 03:35:11 | 815ms | 2 NS 1 A 2 MX | 🔒 Secure | View |