| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 3600s | mail.global.frontbridge.com | — | — | — |
| 10 | 3600s | mail.global.frontbridge.com | — | — | — |
| TXT Record |
|---|
| v=spf1 include:deliverygateways.mastercard.com ~all |
| Policy | Record (mastercardchekout.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:deliverygateways.mastercard.com ~all |
| Policy | Record (_dmarc.mastercardchekout.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;fo=1;rua=mailto:dmarc_rua@emaildefense.proofpoint.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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 | 2011012142 |
| Primary NS (MNAME) | dns2.mastercard.com |
| Responsible (RNAME) | hostmaster@mastercard.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 11:23:52 | 10967ms | 6 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-27 05:37:15 | 11519ms | 6 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-23 19:47:57 | 11315ms | 6 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-21 10:54:33 | 10983ms | 6 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-06-17 12:06:50 | 17010ms | 6 NS 1 A 2 MX | ⚠️ Bogus | View |