| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 51.20.195.86 | 43200s | ec2-51-20-195-86.eu-north-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 51.20.0.0/14 | 🇸🇪 Sweden | Stockholm |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.xn--rgning-bya.dk | 51.20.195.86 | ec2-51-20-195-86.eu-north-1.compute.amazonaws.com | AS16509 Amazon.com, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 51.20.195.86 |
| 🔶 Autoconfig | 51.20.195.86 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | ncache nxdomain overridden by dig AD |
| Field | Value |
|---|---|
| Serial | 2026081901 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-20 07:35:16 | 5813ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-15 07:16:44 | 1961ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 09:05:39 | 1356ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 17:05:06 | 866ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-25 00:52:09 | 485ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-23 22:24:22 | 605ms | 2 NS 1 A 1 MX | ⚠️ Bogus | View |
| 2026-06-21 13:24:36 | 393ms | 0 NS 0 A 0 MX | 🔒 Secure | View |
| 2026-06-17 23:38:54 | 698ms | 2 NS 1 A 1 MX | 🔒 Secure | View |