| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 35.241.41.17 | 3600s | 17.41.241.35.bc.googleusercontent.com | AS396982 | Google LLC | 35.240.0.0/13 | 🇺🇸 United States | Kansas City |
| TXT Record |
|---|
| protonmail-verification=09598977da1df5de080112364d39bbeb6748d898 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (ursolutions.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.ursolutions.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 | 2026080601 |
| 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 18:47:04 | 898ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-06 12:44:22 | 919ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-09 01:03:38 | 17058ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-24 16:33:08 | 1351ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-23 13:39:48 | 1188ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-19 15:33:49 | 2482ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-18 08:29:41 | 811ms | 2 NS 1 A 2 MX | 🔒 Secure | View |