madsmadsen.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 7 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.232 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.com. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 185.21.40.232 | 3600s | linux29.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.21.40.232 |
| 🔶 Autoconfig | 185.21.40.232 |
| TXT Record |
|---|
| apple-domain=4UCPCubpxxK9Zf89 |
| v=spf1 include:icloud.com ~all |
| Policy | Record (madsmadsen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:icloud.com ~all |
| www | 185.21.40.232 (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 |
DNS lookups: 5/10 · 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 | 2022122304 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-03-07 |
| Expires | 2027-03-31 (165d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 11:44:45 shown | 449ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 10:04:47 | 624ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-19 03:11:24 | 2544ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-06 01:41:15 | 605ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-28 15:31:59 | 2412ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-18 07:20:33 | 3324ms | 2 NS 1 A 2 MX | 🔒 Secure |