| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.118.67.88 | 3600s | mail2.smarterconcept.dk | AS31103 | Keyweb AG | 87.118.64.0/18 | 🇩🇪 Germany | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081301 |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 00:08:40 | 515ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-26 18:01:01 | 727ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-16 19:53:57 | 966ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-13 09:13:08 | 9813ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-15 17:14:13 | 569ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 23:38:04 | 557ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 14:21:18 | 436ms | 2 NS 1 A 0 MX | 🔒 Secure | View |