action-online.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 21 May 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 |
|---|---|---|---|---|---|---|---|
| 193.163.159.149 | 3600s | — | — | — | — | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (action-online.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.action-online.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:cv1zdpyr@ag.eu.dmarcian.com; ruf=mailto:cv1zdpyr@fr.eu.dmarcian.com; |
| www CNAME | voldemort.opasia.dk (all on opasia.dk) |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · 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 | 2026072118 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 1996-05-21 |
| Expires | 2027-06-30 (256d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 09:26:11 shown | 4502ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-10 09:18:20 | 2507ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 19:43:24 | 729ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-23 23:58:29 | 1084ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-05 18:07:12 | 2256ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-03 15:19:40 | 1955ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-17 01:26:31 | 1925ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-16 00:18:25 | 2230ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-28 22:28:04 | 4896ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-27 20:59:33 | 801ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-21 13:20:17 | 796ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-11 08:20:43 | 2279ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-03 08:57:42 | 10335ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-27 22:37:55 | 3178ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-27 17:01:56 | 2971ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-22 19:50:52 | 2465ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 12:27:03 | 1322ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 05:55:32 | 2334ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-19 23:44:00 | 699ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 12:38:52 | 793ms | 4 NS 1 A 0 MX | 🔒 Secure |