| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 37.97.171.53 | 1800s | 37-97-171-53.colo.transip.net | AS20857 | Signet B.V. | 37.97.128.0/17 | 🇳🇱 The Netherlands | Baarlo |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 37.97.171.53 |
| 🔶 Autoconfig | 37.97.171.53 |
| TXT Record |
|---|
| protonmail-verification=b7ed485a7717eaf5a916d2a9c4adce9734df5276 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (hansbugge.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.hansbugge.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| 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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1787788800 |
| Primary NS (MNAME) | ns1.gandi.net |
| Responsible (RNAME) | hostmaster@gandi.net |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 10800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 13:44:20 | 1597ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-27 01:30:33 | 2549ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-20 08:44:35 | 9853ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-13 23:42:40 | 1155ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-06 15:46:55 | 1202ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-03 19:07:07 | 1535ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-23 17:08:02 | 9541ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-16 07:09:09 | 8925ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-12 05:18:29 | 10076ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-03 19:52:52 | 2454ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-25 06:23:16 | 1787ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-23 07:25:55 | 928ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 05:55:36 | 3350ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-21 01:21:44 | 1136ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 16:27:27 | 3495ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-17 10:50:50 | 977ms | 3 NS 1 A 2 MX | 🔓 Insecure | View |