arcsec.dk is a .dk domain served by 2 nameservers (ns1.desec.io, ns2.desec.org). It was registered on 4 July 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx1.migadu.com, aspmx2.migadu.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.
| Service | CNAME / IP |
|---|---|
| 🔶 Autoconfig | autoconfig.migadu.com → 141.94.97.141 |
| TXT Record |
|---|
| hosted-email-verify=nuvmpkr6 |
| v=spf1 include:spf.migadu.com -all |
| Policy | Record (arcsec.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.migadu.com -all |
| Policy | Record (_dmarc.arcsec.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves arcsec.dk: no address www.arcsec.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 2 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2023063249 |
| Primary NS (MNAME) | get.desec.io |
| Responsible (RNAME) | get@desec.io |
| Refresh | 86400s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2022-07-04 |
| Expires | 2027-07-03 (258d) |
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 |
|---|---|---|---|
| 2026-10-16 02:13:23 | 1343ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-09 12:30:10 | 2309ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-02 02:20:06 | 2800ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-25 00:40:13 | 1212ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-24 00:15:39 | 767ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-15 22:17:12 | 1402ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-07 02:32:38 | 1650ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-29 04:32:29 | 1411ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-21 06:10:43 | 9985ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-14 13:21:06 | 1741ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-07 23:16:20 | 3921ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-02 23:36:11 | 2259ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-24 17:32:06 | 9181ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-17 11:43:14 | 2346ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-10 08:20:01 | 3340ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-03 17:54:24 shown | 1598ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-26 08:17:39 | 591ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-18 22:48:36 | 1777ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-16 13:38:23 | 878ms | 2 NS 0 A 2 MX | 🔒 Secure |