| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.111.240.130 | 3600s | webcluster3.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:14:7088:5311:a7b | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| MS=ms59237071 |
| protonmail-verification=2c72f6ee6e87097286dbb910c5aee65001341fe0 |
| v=spf1 include:_spf.protonmail.ch mx include:_custspf.one.com ~all |
| Policy | Record (metteboyd.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx include:_custspf.one.com ~all |
| 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 | 2026082805 |
| 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 | |
|---|---|---|---|---|
| 2026-08-29 05:37:44 | 1404ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-28 03:03:24 | 807ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-26 16:01:39 | 9745ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-07 12:02:01 | 1331ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-04 11:17:07 | 8102ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-30 03:00:31 | 656ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 16:36:26 | 761ms | 2 NS 1 A 2 MX | 🔒 Secure | View |