| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 37.27.17.130 | 43200s | vps4.chsc.dk | AS24940 | Hetzner Online GmbH | 37.27.0.0/16 | 🇫🇮 Finland | Helsinki |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 43200s | localhost.chsc.dk | ::1 127.0.0.1 |
localhost localhost |
— — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f9:c012:4189::1 | 43200s | vps4.chsc.dk | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇫🇮 Finland | Helsinki |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (ugenummer.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.ugenummer.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:caa-report@chsc.dk |
| 0 | issue | letsencrypt.org |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026062801 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-31 04:48:09 | 1028ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-01 10:59:37 | 3222ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 20:06:32 | 818ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 03:27:40 | 1912ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 14:02:50 | 3523ms | 2 NS 1 A 1 MX | 🔒 Secure | View |