oelby.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). 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.
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (oelby.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.oelby.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:1wno5umo@ag.dmarcian.eu,mailto:DMARC-AG-KOEGE-DK@KOEGE.DK; ruf=mailto:DMARC-FS-KOEGE-DK@KOEGE.DK; fo=1 |
| www | Address record (no CNAME) |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2022060701 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 14:13:32 | 369ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-28 07:46:50 | 544ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-28 17:13:43 | 422ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-27 12:25:06 | 2086ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-24 01:00:46 | 1181ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 00:01:43 shown | 597ms | 2 NS 0 A 0 MX | 🔒 Secure |