| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.213.166 | 3600s | webcluster2.webpod14-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 |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10c:8037:d81c:cdff:95fc | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| protonmail-verification=d77a1b2c30b13e77ff64d2d7541910c5e1ecfc08 |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (kildacat.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.kildacat.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| 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 | 2026082202 |
| 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 05:16:43 | 758ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-26 19:42:25 | 848ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-23 01:05:19 | 4581ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-06 15:58:49 | 3181ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-07 00:02:26 | 17459ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-23 20:37:42 | 993ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-22 06:17:11 | 952ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-18 10:50:35 | 1083ms | 2 NS 1 A 2 MX | 🔒 Secure | View |