mercatus.dk is a .dk domain served by 2 nameservers (ns1.123hotel.dk, ns2.123hotel.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.223 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.spamfilter.io. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 94.231.106.223 | 3600s | linux2.curanet.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 94.231.106.223 |
| 🔶 Autoconfig | 94.231.106.223 |
| TXT Record |
|---|
| v=spf1 include:servers.mcsv.net include:spf.curanet.dk include:_spf.google.com -all |
| Policy | Record (mercatus.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:servers.mcsv.net include:spf.curanet.dk include:_spf.google.com -all |
| Policy | Record (_dmarc.mercatus.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; ruf=mailto:kenneth@mercatus.dk |
| www | 94.231.106.223 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | 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: 5/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.spamfilter.io | DANE-EE · SPKI · SHA-256 | 9A25F05F2E322DABDCC9B7A06AB47A2D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026070101 |
| Primary NS (MNAME) | ns1.123hotel.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 02:47:25 shown | 550ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 20:40:56 | 571ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 11:27:52 | 827ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 09:04:36 | 3869ms | 2 NS 1 A 1 MX | 🔒 Secure |