alexdecker.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 7 February 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.142 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, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.simply.com | — | — | — |
| ns2.simply.com | — | — | — |
| ns3.simply.com | — | — | — |
| ns4.simply.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.103.142 | — | linux130.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| apple-domain=K|hkLn3naM6blYWk |
| v=spf1 redirect=icloud.com |
| Policy | Record (alexdecker.dk) |
|---|---|
| redirect=icloud.com | v=spf1 redirect=icloud.com |
| Policy | Record (_dmarc.alexdecker.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@alexdecker.dk; ruf=mailto:dmarc-failures@alexdecker.dk; fo=1 |
| www | 94.231.103.142 (AS48854) (address records, no CNAME) |
| 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 |
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 | 2025042300 |
| 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 | 2019-02-07 |
| Expires | 2027-02-28 (134d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 22:53:20 | 899ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 22:40:05 | 638ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 10:54:26 | 735ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 14:06:24 | 761ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-27 02:40:49 | 882ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 17:38:42 | 2720ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 13:22:16 shown | 972ms | 4 NS 1 A 2 MX | 🔒 Secure |