aalstruphus.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 9 January 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.4 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.dktv.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 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 |
|---|---|---|---|---|---|---|---|
| 94.231.106.4 | 3600s | nt24.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 62.61.131.6 |
| 🔶 Autoconfig | pop3.dktv.dk → 62.61.141.26 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com include:spf_int.dk-tv.net -all |
| Policy | Record (aalstruphus.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com include:spf_int.dk-tv.net -all |
| Policy | Record (_dmarc.aalstruphus.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:cv1zdpyr@ag.dmarcian-eu.com |
| www | 94.231.106.4 (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 |
| 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: 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 | 2026093000 |
| 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 | 2001-01-09 |
| Expires | 2027-03-31 (165d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 12:45:08 shown | 447ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 17:19:48 | 676ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 17:18:25 | 513ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 06:20:14 | 789ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 19:03:06 | 622ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 16:54:57 | 1145ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:16:30 | 672ms | 4 NS 1 A 1 MX | 🔒 Secure |