| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 192.237.224.245 | 3600s | — | AS19994 | Rackspace Hosting | 192.237.224.0/19 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 30 | 3600s | rkamtaext01.roche.com | 198.21.20.189 | rkamtaext01.roche.com | AS2047 La Roche Ltd. |
| 30 | 3600s | rkamtaext02.roche.com | 198.21.20.190 | rkamtaext02.roche.com | AS2047 La Roche Ltd. |
| 30 | 3600s | rmumtaext02.roche.com | 198.21.20.185 | rmumtaext02.roche.com | AS2047 La Roche Ltd. |
| 40 | 3600s | ridesmtaext01.roche.com | 198.21.25.77 | ridesmtaext01.roche.com | AS18535 Hoffmann LaRoche, Inc. |
| 40 | 3600s | ridesmtaext02.roche.com | 198.21.25.78 | ridesmtaext02.roche.com | AS18535 Hoffmann LaRoche, Inc. |
| 40 | 3600s | sc1esmtaext01.gene.com | 192.12.78.21 | sc1esmtaext01.gene.com | AS10725 Genentech, Inc. |
| 40 | 3600s | sc1esmtaext02.gene.com | 192.12.78.22 | sc1esmtaext02.gene.com | AS10725 Genentech, Inc. |
| 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 | 2026010201 |
| Primary NS (MNAME) | ns1.roche.com |
| Responsible (RNAME) | global@hostmaster.roche.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |