| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 52.28.142.171 | 600s | cpanel1.exedra.de | AS16509 | Amazon.com, Inc. | 52.24.0.0/13 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.ruegenwalder.de | 62.225.186.235 | mail.ruegenwalder.de | AS3320 Deutsche Telekom AG |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com a:mail.minuskel.de a:deneb.saturn.minuskel.de include:spf.de.umantis.com ip4:185.195.148.0/24 ip4:78.46.179.109 ip4:128.127.48.0/23 -all |
| Policy | Record (rügenwalder-mühle.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com a:mail.minuskel.de a:deneb.saturn.minuskel.de include:spf.de.umantis.com ip4:185.195.148.0/24 ip4:78.46.179.109 ip4:128.127.48.0/23 -all |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2025012374 |
| Primary NS (MNAME) | ns.udag.de |
| Responsible (RNAME) | hostmaster@united-domains.de |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-06-26 00:50:25 | 2339ms | 3 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-06-24 19:00:41 | 1331ms | 3 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-06-20 00:49:30 | 699ms | 3 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 15:39:13 | 2571ms | 3 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 11:39:47 | 662ms | 3 NS 1 A 1 MX | 🔒 Secure | View |