listedhavn.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 21 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.133.104.5 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by listedhavn-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 213.133.104.5 | 3600s | www5.your-server.de | AS24940 | Hetzner Online GmbH | 213.133.96.0/19 | 🇩🇪 Germany | Nuremberg |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:d0a:2755::2 | 3600s | www5.your-server.de | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| _acme-challenge.listedhavn.dk. IN TXT "S1UwCcKGp2-mlqgVGPl755O3B2mU16aiVpe5HTwht6Y" |
| MS=ms28662907 |
| v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all |
| Policy | Record (listedhavn.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all |
| Policy | Record (_dmarc.listedhavn.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 213.133.104.5 2a01:4f8:d0a:2755::2 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network listedhavn.dk: 213.133.104.5 2a01:4f8:d0a:2755::2 (AS24940) www.listedhavn.dk: 213.133.104.5 2a01:4f8:d0a:2755::2 (AS24940) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 2/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026102107 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2019-10-21 |
| Expires | 2027-10-31 (373d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 22:58:11 shown | 2005ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 23:16:35 | 1206ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 15:36:17 | 1430ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 03:57:25 | 1088ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 03:42:28 | 1112ms | 4 NS 1 A 1 MX | 🔒 Secure |