| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.concrete5danmark.dk | 88.99.120.238 | ns1.dnshotel.dk | AS24940 Hetzner Online GmbH |
| ns2.concrete5danmark.dk | 94.130.170.39 | ns2.dnshotel.dk | AS24940 Hetzner Online GmbH |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 138.201.255.81 | 360s | server.concrete5danmark.dk | AS24940 | Hetzner Online GmbH | 138.201.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 360s | ikaria.dk | 138.201.255.81 2a01:4f8:173:2652::1 |
server.concrete5danmark.dk server.concrete5danmark.dk |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:173:2652::1 | 3600s | server.concrete5danmark.dk | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| v=spf1 ip4:138.201.255.81 include:spf.azehosting.net +a +mx +ip4:138.201.130.182 +include:relay.mailchannels.net ~all |
| Policy | Record (ikaria.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:138.201.255.81 include:spf.azehosting.net +a +mx +ip4:138.201.130.182 +include:relay.mailchannels.net ~all |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.ikaria.dk | oTEz8qsqCdj0zbsRZZumedrDNQ8H7Ei8QxckyA10bA4 |
| 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 | 2026061303 |
| Primary NS (MNAME) | ns1.concrete5danmark.dk |
| Responsible (RNAME) | server-admin@azehosting.net |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-31 11:09:08 | 5360ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-29 23:36:49 | 1017ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-28 19:29:25 | 1532ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-24 17:10:09 | 2696ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-20 07:09:44 | 9648ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-18 02:47:52 | 9020ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-12 20:06:50 | 8791ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-10 23:28:22 | 1269ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-24 18:50:52 | 4875ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-23 12:31:37 | 917ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-20 03:52:38 | 8910ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-17 22:55:32 | 1031ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-14 18:01:28 | 4641ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-09 17:11:25 | 8930ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-08 16:23:47 | 9188ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-05 16:29:40 | 2206ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-28 12:43:04 | 7299ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-27 04:59:14 | 1827ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-21 09:16:10 | 623ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 17:18:11 | 1066ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 14:26:23 | 1077ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |