| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 4.234.1.242 | 3600s | — | AS8075 | Microsoft Corporation | 4.224.0.0/11 | 🇬🇧 United Kingdom | London |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (hirudoid.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.hirudoid.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; fo=1; ri=3600; rua=mailto:9b1c90e3@inbox.ondmarc.com; ruf=mailto:9b1c90e3@inbox.ondmarc.com; |
| 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 | 2026012917 |
| Primary NS (MNAME) | ns1.opportunity.de |
| Responsible (RNAME) | administrator@opportunity.de |
| Refresh | 43200s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-07-24 08:04:54 | 3779ms | 3 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-07-23 06:11:42 | 3850ms | 3 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-27 15:17:08 | 2390ms | 3 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-23 20:03:05 | 737ms | 3 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-06-21 11:55:41 | 939ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 11:24:30 | 3062ms | 3 NS 1 A 0 MX | 🔓 Insecure | View |