1806.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 14 October 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 109.198.153.54 is hosted by DanskNet A/S (AS35158) in Denmark. Mail is handled by mail.1806.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 109.198.153.54 | 43200s | 6dc69936.rev.dansknet.dk | AS35158 | DanskNet A/S | 109.198.128.0/19 | 🇩🇰 Denmark | Frederiksberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.1806.dk | 109.198.153.54 | 6dc69936.rev.dansknet.dk | AS35158 DanskNet A/S |
| TXT Record |
|---|
| v=spf1 a:mail.1806.dk -all |
| Policy | Record (1806.dk) |
|---|---|
| -all (hard fail) | v=spf1 a:mail.1806.dk -all |
| Policy | Record (_dmarc.1806.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=80; rua=mailto:aggrep@1806.dk |
| www CNAME | 1806.dk (all on 1806.dk) |
| www vs bare domain | Same network |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · 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 | 2023081500 |
| 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 | 2010-10-14 |
| Expires | 2027-10-31 (378d) |
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).
| Domain | Registrar |
|---|---|
| huss-hansen.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 10:55:04 | 538ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 22:24:18 | 2827ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 22:17:37 | 758ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 03:16:25 | 628ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 02:31:53 shown | 1040ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-29 07:56:17 | 739ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 00:44:01 | 733ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 15:48:02 | 1188ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 12:46:40 | 507ms | 4 NS 1 A 1 MX | 🔒 Secure |