| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.26.43 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.135.94 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::ac43:875e | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:1a2b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.26.43,172.67.135.94 ech=AEX+DQBB6QAgACAI2QZuys7+ocvDFl/Uo+DQlPDf5oIUQcbcgjL11GGmEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:875e,2606:4700:3037::6815:1a2b |
| TXT Record |
|---|
| protonmail-verification=7aacebc14a5c11813cb7d4a02855d8451148edbe |
| v=spf1 include:mailgun.org include:_spf.protonmail.ch -all |
| Policy | Record (whistlepilot.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:mailgun.org include:_spf.protonmail.ch -all |
| Policy | Record (_dmarc.whistlepilot.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| 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 | 2409634112 |
| Primary NS (MNAME) | emma.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 02:20:53 | 966ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-07-16 13:58:25 | 17271ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-27 06:18:39 | 1064ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-24 02:58:58 | 4467ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-23 09:58:34 | 925ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 18:23:47 | 1183ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 13:38:23 | 3320ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |