| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (tuui.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.tuui.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;pct=100;rua=mailto:dmarcreports@charityworkersholidays.co.uk,mailto:2256e681@inbox.ondmarc.com;ruf=mailto:2256e681@inbox.ondmarc.com |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:domain@tui.com |
| 0 | issue | digicert.com |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2021031605 |
| Primary NS (MNAME) | ns01.brandshelter.com |
| Responsible (RNAME) | tech@brandshelter.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 300s |