| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.40.206 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.188.95 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.protonmail.ch | 176.119.200.128 185.205.70.128 185.70.42.128 |
mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch |
AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:28ce | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3031::ac43:bc5f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.40.206,172.67.188.95 ech=AEX+DQBBTQAgACCLqSp8XcSK8m9K+4dQe/lAdP95NuRj0VshDXZzORowQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:28ce,2606:4700:3031::ac43:bc5f |
| TXT Record |
|---|
| protonmail-verification=44f85c38cab557b3fe60b160dfa36388cf1454b1 |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (60877727.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~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… |
| 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 | 2411294177 |
| Primary NS (MNAME) | lennox.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-07 16:29:45 | 1254ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-26 18:14:50 | 9224ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-04 15:50:05 | 4202ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-26 00:30:37 | 1190ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 05:23:55 | 1104ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 12:53:36 | 1521ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |