østerlyng.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). The zone is DNSSEC-signed and validates, has no 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.
| www CNAME | ghs.googlehosted.com (all on googlehosted.com) |
| 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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2024032502 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 18:11:53 shown | 359ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-17 09:06:16 | 401ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-04 17:25:54 | 5209ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-23 16:30:11 | 497ms | 3 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-06-17 11:34:17 | 459ms | 3 NS 0 A 0 MX | 🔒 Secure |