| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 600s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| Policy | Record (_dmarc.selmatattoo.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-11 22:48:22 | 1305ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-18 02:47:01 | 1498ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-12 05:04:34 | 10185ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-24 20:42:34 | 2118ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-22 05:57:57 | 649ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 13:55:06 | 2826ms | 2 NS 1 A 2 MX | 🔒 Secure | View |