| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 18.197.248.23 | 3600s | eu-staticip.multiscreensite.com | AS16509 | Amazon.com, Inc. | 18.192.0.0/13 | 🇩🇪 Germany | Frankfurt am Main |
| 52.59.120.70 | 3600s | eu-staticip2.multiscreensite.com | AS16509 | Amazon.com, Inc. | 52.56.0.0/14 | 🇩🇪 Germany | Frankfurt am Main |
| TXT Record |
|---|
| protonmail-verification=23afa258799691e9c4ebd2cfe85dcaca4b590ce0 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (hennehuset.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.hennehuset.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 | 2026082501 |
| 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 | |
|---|---|---|---|---|
| 2026-08-26 21:39:30 | 634ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-26 18:45:37 | 809ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-20 17:06:25 | 2230ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-07-26 12:15:55 | 1204ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-07-22 09:37:05 | 1245ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-26 15:14:41 | 663ms | 2 NS 2 A 4 MX | 🔒 Secure | View |
| 2026-06-17 11:23:05 | 3035ms | 2 NS 2 A 4 MX | 🔒 Secure | View |