| 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 |
|---|---|---|---|---|---|---|---|
| 185.194.90.5 | 14400s | gohan-lon.krystal.uk | AS12488 | Krystal Hosting Ltd | 185.194.88.0/22 | 🇬🇧 United Kingdom | London |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.krystal.uk | 185.53.56.44 185.53.56.46 |
mx1.strikemail.co.uk mx1.strikemail.co.uk |
AS12488 Krystal Hosting Ltd AS12488 Krystal Hosting Ltd |
| 20 | 3600s | mx2.krystal.uk | 185.53.56.45 185.53.56.47 |
mx2.strikemail.co.uk mx2.strikemail.co.uk |
AS12488 Krystal Hosting Ltd AS12488 Krystal Hosting Ltd |
| TXT Record |
|---|
| v=spf1 ip4:185.194.90.5 include:relay.k.io mx ip4:77.72.0.170 -all |
| Policy | Record (tpprofil.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:185.194.90.5 include:relay.k.io mx ip4:77.72.0.170 -all |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.tpprofil.dk | cFOzUj0JJJecO4KZHjCV1GPgkOam9HUqGb_RIr0sWV4 |
| 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 | 2026090101 |
| Primary NS (MNAME) | ns1.krystal.uk |
| Responsible (RNAME) | admin@k-validator-gohan-lon.krystal.uk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-01 07:17:27 | 2239ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-30 19:32:22 | 1927ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-29 14:09:31 | 2145ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-28 10:03:32 | 1346ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-27 15:53:00 | 1383ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-26 14:03:10 | 1317ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-25 04:43:20 | 1688ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-24 04:16:42 | 3606ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-23 03:57:27 | 3254ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-22 03:50:15 | 11597ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-21 03:43:29 | 5872ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-20 02:37:17 | 2522ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-18 22:05:28 | 4587ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-17 20:26:32 | 1737ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-16 12:59:02 | 2161ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-15 01:27:40 | 2238ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-14 00:54:39 | 3469ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-12 21:59:52 | 11169ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-11 09:13:45 | 3706ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-10 02:27:44 | 4187ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-08-07 21:42:21 | 3228ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-29 15:56:34 | 2564ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-27 21:50:52 | 4138ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-26 21:35:32 | 9618ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |
| 2026-07-25 21:09:34 | 3788ms | 2 NS 1 A 2 MX | 🔓 Insecure | View |