| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.213.103 | 3600s | webcluster2.webpod13-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10b:803a:7e57:10e6:3a85 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| protonmail-verification=c89db6f07fb93f5136678666977f7a8d3303bafd |
| v=spf1 include:_spf.protonmail.ch include:_custspf.one.com ~all |
| Policy | Record (bem5.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch include:_custspf.one.com ~all |
| Policy | Record (_dmarc.bem5.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 | 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 | 2026081013 |
| 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 03:21:26 | 762ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-10 10:16:23 | 3998ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-06 12:12:08 | 1218ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-30 01:01:16 | 926ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-28 00:06:17 | 627ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-21 23:50:01 | 661ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-16 14:19:15 | 679ms | 2 NS 1 A 2 MX | 🔒 Secure | View |