| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.33.21.20 | 300s | 77.33.21.20.dhcp.fibianet.dk | AS44869 | FIBIA P/S | 77.33.0.0/16 | 🇩🇰 Denmark | Ringsted |
| TXT Record |
|---|
| protonmail-verification=07fc9da58d51a5c76298bfea01f9770a810b0265 |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (hrmph.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.hrmph.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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413112620 |
| Primary NS (MNAME) | aaron.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 19:32:28 | 2766ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-26 23:52:21 | 572ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-25 02:53:44 | 1005ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-16 01:09:32 | 17284ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-11 15:14:49 | 5901ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-09 20:23:02 | 6319ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-08 10:10:52 | 1246ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-18 02:12:37 | 1390ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-12 13:45:39 | 8881ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-29 21:24:03 | 1075ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-24 00:50:38 | 1549ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-17 11:36:15 | 829ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |