| 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 | 359s | server.concrete5danmark.dk | AS24940 | Hetzner Online GmbH | 138.201.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 360s | jardexerhverv.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 (jardexerhverv.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.jardexerhverv.dk | uJXVh0BqvOl_pciH5Q381hIg_IFYN-fI-VzYwcgPwv4 |
| 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 | 2026061301 |
| 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 | |
|---|---|---|---|---|
| 2026-08-30 07:06:45 | 2170ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-27 23:34:52 | 607ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-26 20:12:47 | 6520ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-24 07:13:33 | 9469ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-23 06:50:48 | 1982ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-14 10:22:24 | 4709ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-12 18:29:36 | 997ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-09 17:41:39 | 4690ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-06 19:09:45 | 8950ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-25 14:58:06 | 32484ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-24 14:54:42 | 9756ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-20 23:41:16 | 1407ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-19 00:33:17 | 915ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-12 17:45:41 | 14897ms | 2 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-07-06 22:31:47 | 1692ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-03 00:56:37 | 9559ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-27 20:11:28 | 11964ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-21 09:19:01 | 1110ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 00:18:43 | 717ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 11:06:12 | 436ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 10:43:27 | 770ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 23:58:49 | 4639ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |