| 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=0ff28670095fb6c855c9dc5a56a3991fa0784a86 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (smusa.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.smusa.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 | 2026081001 |
| 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 | |
|---|---|---|---|---|
| 2026-08-17 11:08:47 | 5099ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-11 13:54:20 | 949ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-11 21:09:37 | 887ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-24 19:13:44 | 2057ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-22 00:04:10 | 515ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 21:59:11 | 1239ms | 2 NS 1 A 2 MX | 🔒 Secure | View |