| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.47.33 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.144.45 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::6815:2f21 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:902d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.47.33,172.67.144.45 ech=AEX+DQBBSQAgACAeGBJYr61BE6f3VnDFAzmiZTYdxuTgsHzrVXnk7N08XgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:2f21,2606:4700:3035::ac43:902d |
| TXT Record |
|---|
| protonmail-verification=d1558650d6f0b7927d1052844a0bd8a40fe8d48c |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (bixa.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.bixa.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:1ef521d5f64f4a8298726289ebca2661@dmarc-reports.cloudflare.net |
| 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 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2413389235 |
| Primary NS (MNAME) | autumn.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-29 03:02:50 | 1775ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-28 02:41:15 | 858ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-26 20:54:11 | 885ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-23 07:13:57 | 1774ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-08-06 06:51:20 | 1826ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-07-06 10:23:40 | 1453ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-07-03 10:20:55 | 10143ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-27 05:59:30 | 3038ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-27 05:05:11 | 907ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-23 07:55:23 | 1192ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-23 01:06:31 | 1737ms | 2 NS 2 A 2 MX | 🔒 Secure | View |
| 2026-06-21 23:21:58 | 1004ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-16 14:42:49 | 660ms | 2 NS 2 A 2 MX | 🔒 Secure | View |