| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.35.133 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.222.166 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.bypos.dk | 104.21.35.133 172.67.222.166 2606:4700:3030::ac43:dea6 2606:4700:3033::6815:2385 |
— — — — |
AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.222.166 |
| 🔶 Autoconfig | 172.67.222.166 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:dea6 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::6815:2385 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.35.133,172.67.222.166 ech=AEX+DQBBtAAgACBWD1tDsBTbQglXmyZSdqAd95aQk1ur/CTll9Dy4zOWewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:dea6,2606:4700:3033::6815:2385 |
| Policy | Record (_dmarc.bypos.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:e6be0a9c37e14d34a876f27698e054f8@dmarc-reports.cloudflare.net |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | sectigo.com |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | sectigo.com |
| 0 | issuewild | ssl.com |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413126234 |
| Primary NS (MNAME) | hugh.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 13:02:07 | 918ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-02 02:44:07 | 991ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-19 07:19:41 | 2382ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-08 20:07:49 | 1674ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 05:44:53 | 2698ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 18:25:55 | 833ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |