cursor.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 16 June 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by blizzard.mxrouting.net, blizzard-relay.mxrouting.net. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | blizzard.mxrouting.net | 45.43.208.19 | blizzard.mxrouting.net | AS46261 QuickPacket, LLC |
| 20 | 3600s | blizzard-relay.mxrouting.net | 45.43.208.19 | blizzard.mxrouting.net | AS46261 QuickPacket, LLC |
| TXT Record |
|---|
| protonmail-verification=21f630f97ba39edf529301444a9c91d3f40a9ed2 |
| v=spf1 include:_spf.protonmail.ch include:mxroute.com include:spf.protection.outlook.com include:_spf.google.com ~all |
| Policy | Record (cursor.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch include:mxroute.com include:spf.protection.outlook.com include:_spf.google.com ~all |
| Policy | Record (_dmarc.cursor.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 65.21.190.132 (AS24940) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| 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: 8/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026101200 |
| 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 | 2004-06-16 |
| Expires | 2027-06-30 (256d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 12:26:03 shown | 1570ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-01 02:08:04 | 1829ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-26 00:47:45 | 893ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-26 13:15:06 | 1214ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-24 18:03:41 | 17923ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-27 23:28:26 | 782ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-27 16:00:15 | 1040ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-16 23:15:29 | 2485ms | 4 NS 0 A 2 MX | 🔒 Secure |