| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.61.133.50 | — | 87-61-133-50-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 87.61.128.0/18 | 🇩🇰 Denmark | Gentofte Municipality |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061201 |
| 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 | |
|---|---|---|---|---|
| 2026-08-26 22:02:23 | 565ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 09:46:02 | 777ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-19 12:02:03 | 8521ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 16:31:33 | 605ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 16:24:27 | 532ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 21:48:04 | 1374ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 10:12:48 | 445ms | 2 NS 1 A 0 MX | 🔒 Secure | View |