| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.90.189 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.159.201 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.mailpod15-cph3.g1i.one.com | 104.37.35.36 | mx1.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 300s | mx2.mailpod15-cph3.g1i.one.com | 104.37.35.37 | mx2.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 300s | mx3.mailpod15-cph3.g1i.one.com | 104.37.35.38 | mx3.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 300s | mx4.mailpod15-cph3.g1i.one.com | 104.37.35.39 | mx4.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.one.com → 46.30.212.104 |
| 🔶 Autoconfig | 104.21.90.189 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:9fc9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:5abd | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.90.189,172.67.159.201 ech=AEX+DQBBQQAgACBtF7/ThjOfH+1+bDtONdesiUKXLtukdZHiLTdCTMIiagAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9fc9,2606:4700:3036::6815:5abd |
| TXT Record |
|---|
| v=spf1 include:_custspf.one.com ~all |
| Policy | Record (tusegf.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_custspf.one.com ~all |
| Policy | Record (_dmarc.tusegf.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | E54A7262DC6E3E0F06227A22B71D01DC… |
| SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | E54A7262DC6E3E0F06227A22B71D01DC… |
| SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | E54A7262DC6E3E0F06227A22B71D01DC… |
| SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | E54A7262DC6E3E0F06227A22B71D01DC… |
| 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 | 2413629782 |
| Primary NS (MNAME) | duke.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-31 08:13:41 | 744ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-08-30 03:41:01 | 815ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-08-20 23:31:05 | 9872ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-08-17 04:36:13 | 1215ms | 2 NS 2 A 4 MX | ❓ Unknown | View |
| 2026-08-14 23:58:41 | 17110ms | 2 NS 2 A 4 MX | ❓ Unknown | View |
| 2026-06-26 05:29:26 | 1314ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-06-24 05:07:02 | 1641ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |
| 2026-06-20 16:11:19 | 1173ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 22:37:56 | 1058ms | 2 NS 2 A 4 MX | 🔓 Insecure | View |