| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| dnsa.mimecast.com | 216.145.218.40 | — | AS30031 Mimecast North America Inc |
| dnsb.mimecast.com | 216.145.222.40 | — | AS30031 Mimecast North America Inc |
| TXT Record |
|---|
| v=spf1 include:eu._netblocks.mimecast.com -all |
| Policy | Record (mimecast.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:eu._netblocks.mimecast.com -all |
| Policy | Record (_dmarc.mimecast.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:a3045a7b8fd4920@rep.dmarcanalyzer.com,mailto:74e31d82-60cd-440c-ae8a-75b8a5c2ad94@rep.uk.mimecastdmarcanalyzer.com; ruf=mailto:a3045a7b8fd4920@for.dmarcanalyzer.com; pct=100; fo=1; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | amazonaws.com |
| 0 | issue | digicert.com |
| 0 | issuewild | amazonaws.com |
| 0 | issuewild | 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 | 1750939680 |
| Primary NS (MNAME) | dnsa.mimecast.com |
| Responsible (RNAME) | dns-admin@mimecast.com |
| Refresh | 300s |
| Retry | 300s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |