| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.3.106 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.130.146 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::ac43:8292 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:36a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.3.106,172.67.130.146 ech=AEX+DQBBYAAgACCyOhU0z+1Vi7jXsJnQVu2sBfgbwypPyirAQoKEZDSaKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:8292,2606:4700:3036::6815:36a |
| TXT Record |
|---|
| protonmail-verification=07a27fa0e8684b3621122c483570241c26764586 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (0r.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.0r.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.0r.dk | 0r.dk |
| TXT | 0r.dk | protonmail-verification=07a27fa0e8684b3621122c483570241c26764586 |
| 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… |
| 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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413396658 |
| Primary NS (MNAME) | ada.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 23:15:07 | 2138ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-08-03 03:55:35 | 1334ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-28 06:51:12 | 1992ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-24 09:42:37 | 1381ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-24 01:24:54 | 1050ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 23:45:48 | 1591ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-22 06:09:56 | 1032ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-16 12:33:36 | 2116ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |