| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.61.86.35 | 3600s | 0x573d5623.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.61.0.0/17 | 🇩🇰 Denmark | Copenhagen |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082501 |
| 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 16:20:53 | 589ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-08-23 16:46:57 | 2766ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-08-19 06:15:33 | 4533ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-07-31 17:29:16 | 6456ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-07-26 18:36:15 | 5061ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-07-25 18:14:11 | 1287ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-28 17:17:08 | 3284ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-27 12:28:17 | 901ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-23 19:38:27 | 759ms | 2 NS 1 A 5 MX | 🔒 Secure | View |
| 2026-06-18 01:12:08 | 1236ms | 2 NS 1 A 5 MX | 🔒 Secure | View |