| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 64.227.40.214 | 43200s | — | AS14061 | DigitalOcean, LLC | 64.227.0.0/17 | 🇬🇧 United Kingdom | Slough |
| TXT Record |
|---|
| protonmail-verification=4299a9bf0b8f86d14a4129245c3410e188032b2c |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (duksen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.duksen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:admin@duksen.dk |
| 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 | 2026030501 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 01:59:34 | 800ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-27 04:55:47 | 694ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 05:24:18 | 16945ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 05:08:31 | 456ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 05:08:20 | 2458ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 05:00:13 | 851ms | 2 NS 1 A 2 MX | 🔒 Secure | View |