| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.87.91 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.169.79 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:575b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::ac43:a94f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.87.91,172.67.169.79 ech=AEX+DQBBOAAgACCoHv6+0vAqMmPAoHuYGDp/hbTGrX5q1kGCAuTjYfMZcwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:575b,2606:4700:3032::ac43:a94f |
| TXT Record |
|---|
| protonmail-verification=a94691c2a6b75783f86e6fb3c2861f6d43448a91 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (bluelion.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.bluelion.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 | 2411578985 |
| Primary NS (MNAME) | kate.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-25 11:17:41 | 736ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-08-09 01:11:30 | 1467ms | 2 NS 2 A 2 MX | ❓ Unknown | View |
| 2026-08-06 17:23:56 | 1516ms | 2 NS 2 A 2 MX | ❓ Unknown | View |
| 2026-06-19 22:34:50 | 702ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-19 22:08:06 | 928ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-16 15:21:15 | 2415ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-16 15:16:29 | 4840ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-16 15:06:52 | 564ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-16 15:00:10 | 819ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |