koro.dk is a .dk domain served by 3 nameservers (ns1.domainoffensive.de, ns2.domainoffensive.eu, ns3.domainoffensive.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 116.202.21.136 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mx01.mail-redirect.de, mx02.mail-redirect.eu. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 116.202.21.136 | 900s | cs3.web-redirect.eu | AS24940 | Hetzner Online GmbH | 116.202.0.0/15 | 🇩🇪 Germany | Falkenstein |
| 116.202.9.166 | 900s | cs1.web-redirect.eu | AS24940 | Hetzner Online GmbH | 116.202.0.0/15 | 🇩🇪 Germany | Falkenstein |
| 116.203.213.72 | 900s | cs2.web-redirect.eu | AS24940 | Hetzner Online GmbH | 116.202.0.0/15 | 🇩🇪 Germany | Nuremberg |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:c010:3f9c::1 | 900s | cs1.web-redirect.eu | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| 2a01:4f8:c17:c19c::1 | 900s | cs3.web-redirect.eu | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| 2a01:4f8:c2c:abf5::1 | 900s | cs2.web-redirect.eu | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| v=spf1 mx mx:mx01.mail-redirect.de mx:mx02.mail-redirect.eu ~all |
| Policy | Record (koro.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx mx:mx01.mail-redirect.de mx:mx02.mail-redirect.eu ~all |
| www | Address record (no CNAME) |
| Wildcard | No |
DNS lookups: 3/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx01.mail-redirect.de | DANE-EE · SPKI · SHA-256 | BBA35B39E66666AA437CE368B6960F49… |
| SMTP _25._tcp.mx02.mail-redirect.eu | DANE-EE · SPKI · SHA-256 | BBA35B39E66666AA437CE368B6960F49… |
| 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 | 1784791301 |
| Primary NS (MNAME) | ns1.domainoffensive.de |
| Responsible (RNAME) | info@domains.resellerinterface.de |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 900s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 03:36:01 | 1952ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-08-26 08:35:01 shown | 3193ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-07-24 10:43:24 | 11037ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-06-27 00:20:41 | 1292ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-06-24 23:07:03 | 1111ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-06-17 13:34:24 | 1435ms | 3 NS 3 A 2 MX | 🔓 Insecure |