| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.39.88 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.170.25 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.39.88 |
| 🔶 Autoconfig | 104.21.39.88 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:2758 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:aa19 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.39.88,172.67.170.25 ech=AEX+DQBBtwAgACBDcNyPRGjsFrXzLfFcOJ3OxG4EU3aJM0UYC6clTq7CIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2758,2606:4700:3036::ac43:aa19 |
| TXT Record |
|---|
| protonmail-verification=97ffd21d842604f143b27b4558ccdd416f495dc6 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (inclusion-aalborg.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.inclusion-aalborg.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| 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 | 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 | 2411706591 |
| Primary NS (MNAME) | alice.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 02:28:31 | 1597ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-08-09 09:55:20 | 1417ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-08-07 22:39:08 | 2860ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-27 13:01:09 | 1103ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-24 11:53:14 | 1785ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-24 09:23:07 | 1150ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 01:06:45 | 617ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-19 05:47:14 | 1127ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-17 13:35:10 | 977ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |