achdk.dk is a .dk domain served by 4 nameservers (ns-1311.awsdns-35.org, ns-136.awsdns-17.com, ns-1815.awsdns-34.co.uk and 1 more). It was registered on 26 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 15.197.130.167 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by achdk-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|
| ns-1311.awsdns-35.org | — | — | — |
| ns-136.awsdns-17.com | — | — | — |
| ns-1815.awsdns-34.co.uk | — | — | — |
| ns-921.awsdns-51.net | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 15.197.130.167 | — | a5430dc383ed0fe53.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 15.196.0.0/14 | 🇺🇸 United States | — |
| 3.33.140.211 | — | a5430dc383ed0fe53.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 3.33.128.0/17 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | — | achdk-dk.mail.protection.outlook.com | — | — | — |
| TXT Record |
|---|
| L0E0A31967 |
| MS=ms15399291TTL |
| v=spf1 -all |
| Policy | Record (achdk.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.achdk.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s |
| www CNAME | alb-0081-p-euw1-url-redirector-2-2102843710.eu-west-1.elb.amazonaws.com (all on amazonaws.com) |
| www vs bare domain | Same network achdk.dk: 15.197.130.167 3.33.140.211 (AS16509) www.achdk.dk: 108.128.110.11 52.16.161.228 52.210.122.211 (AS16509) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
| selector1 | — | Revoked (empty key) |
| selector2 | — | Revoked (empty key) |
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: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns-136.awsdns-17.com |
| Responsible (RNAME) | awsdns-hostmaster@amazon.com |
| Refresh | 7200s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | GANDI SAS |
| Registered | 2021-11-26 |
| Expires | 2026-11-25 (38d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-08-27 13:09:22 | 3645ms | 4 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 01:35:04 | 3985ms | 4 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-01 23:56:22 | 3426ms | 4 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 12:46:04 shown | 2661ms | 4 NS 2 A 1 MX | 🔓 Insecure |