| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 169.58.230.87 | 600s | mail.vextr.net | AS51167 | Contabo GmbH | 169.58.0.0/16 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mail.vextr.net | 169.58.230.87 | mail.vextr.net | AS51167 Contabo Gmbh |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | mail.vextr.net → 169.58.230.87 |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (5q2j.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.5q2j.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.5q2j.dk | ik1dx4ElL5k3B2F04ITF9ODCfGTr7OLVLTrDUWhkkdo |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082805 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |