| 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 | carlscharnbergsuofficiellefond.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 | 14400s | 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 +ip4:159.100.183.187 +include:relays.webhost-mail.com +include:relay.mailchannels.net ~all |
| Policy | Record (carlscharnbergsuofficiellefond.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:138.201.255.81 include:spf.azehosting.net +a +mx +ip4:138.201.130.182 +ip4:159.100.183.187 +include:relays.webhost-mail.com +include:relay.mailchannels.net ~all |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.carlscharnbergsuofficiellefond.dk | 5gj85d8dfOj-60wWawJVNRBO0Qbzd0cUZ_rY2REXZ_Q |
| 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 | |
|---|---|---|---|---|
| 2026-08-28 08:18:57 | 1033ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-27 08:14:19 | 955ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-26 08:12:27 | 791ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-24 20:21:46 | 2492ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-20 19:05:05 | 4788ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-19 18:39:07 | 6642ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-17 17:54:21 | 9183ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-16 06:29:40 | 1338ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-10 02:05:28 | 4852ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-08 18:48:01 | 1777ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-08-01 01:19:59 | 8632ms | 2 NS 1 A 1 MX | ❓ Unknown | View |
| 2026-07-29 11:11:09 | 4898ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-24 22:45:55 | 13526ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-22 20:23:35 | 6521ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-21 17:38:58 | 2639ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-20 10:52:44 | 953ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-19 02:26:00 | 916ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-18 00:52:59 | 1022ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-16 13:20:16 | 937ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-15 07:18:05 | 8710ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-11 18:30:52 | 4780ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-07-10 16:10:41 | 6465ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 18:34:25 | 8007ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 08:01:02 | 799ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |
| 2026-06-20 09:47:33 | 1229ms | 2 NS 1 A 1 MX | 🔓 Insecure | View |