| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.226.144.207 | 43200s | — | AS216275 | Netnoerden ApS | 91.226.144.0/23 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| protonmail-verification=41190583b201aaa1c76785e0b1f2a4d3ef44aa0a |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (christian-pilgaard.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.christian-pilgaard.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 | 2026080101 |
| 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 | |
|---|---|---|---|---|
| 2026-08-25 22:04:05 | 4628ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-08 12:18:20 | 1431ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-21 04:53:14 | 1315ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-03 13:20:12 | 764ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-26 17:43:35 | 1989ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-25 11:28:33 | 2090ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-22 01:26:11 | 580ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-16 20:36:21 | 2714ms | 2 NS 1 A 2 MX | 🔒 Secure | View |