| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 162.159.143.30 | 3600s | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | — | — |
| 172.66.3.26 | 3600s | — | AS13335 | Cloudflare, Inc. | 172.66.0.0/22 | — | — |
| TXT Record |
|---|
| protonmail-verification=7ae601de34593d721d9eba52c4c9a8d6a10ce68d |
| v=spf1 include:_spf.protonmail.ch include:_custspf.one.com ~all |
| Policy | Record (djtaz.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch include:_custspf.one.com ~all |
| Policy | Record (_dmarc.djtaz.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 | 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 | 2026082801 |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 07:59:33 | 761ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-27 07:52:25 | 653ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-17 06:55:12 | 2491ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-10 06:07:03 | 4689ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-08-03 18:27:30 | 1275ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-07-03 06:39:39 | 1031ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-20 17:56:16 | 1234ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-17 03:40:51 | 595ms | 2 NS 1 A 5 MX | ⚠️ Bogus | View |
| 2026-06-17 03:40:46 | 551ms | 2 NS 1 A 5 MX | 🔒 Secure | View |