| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.krystal.uk | 77.72.0.11 | ns1.krystal.uk | AS12488 Krystal Hosting Ltd |
| ns2.krystal.uk | 139.162.230.184 | ns2.krystal.uk | AS63949 Akamai Connected Cloud |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.72.2.154 | 14400s | p154.lon.krystal.io | AS12488 | Krystal Hosting Ltd | 77.72.0.0/21 | 🇬🇧 United Kingdom | London |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 14400s | heidishundebiks.dk | 77.72.2.154 | p154.lon.krystal.io | AS12488 Krystal Hosting Ltd |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.heidishundebiks.dk | 0_CAvBsce2iIp4nGsVzzyQqkLnEX3oesAJprZBKdraQ |
| 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 | 2026082800 |
| Primary NS (MNAME) | ns1.krystal.uk |
| Responsible (RNAME) | admin@demo.p154.lon.krystal.io |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-29 14:23:26 | 1178ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-23 04:50:53 | 7480ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-22 04:32:51 | 7600ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-21 04:24:18 | 2123ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-20 03:14:51 | 2516ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-18 23:58:51 | 36530ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-15 21:59:47 | 7321ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-14 14:42:49 | 5166ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-11 20:38:38 | 18322ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-10 20:04:34 | 13643ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-08 07:21:28 | 14282ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-08-06 03:52:24 | 5845ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-29 18:08:32 | 7816ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-27 07:01:16 | 2249ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-26 06:42:14 | 19071ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-25 06:30:54 | 3780ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-24 05:30:18 | 10065ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-23 05:11:06 | 10348ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-22 04:05:51 | 14633ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-20 20:30:07 | 8103ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-19 01:49:52 | 2144ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-18 01:09:02 | 14042ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-11 12:49:53 | 3445ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-09 20:32:56 | 10087ms | 2 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-07-08 16:24:19 | 2314ms | 2 NS 0 A 0 MX | ❓ Unknown | View |