netcron.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). Mail is handled by .. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (netcron.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.netcron.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:web@futuresoft.dk; |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:web@futuresoft.dk |
| 0 | issue | ; |
| www | Address record (no CNAME) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| 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 | 2026090101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 15:23:32 | 4366ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-22 12:47:12 | 568ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-08 22:23:42 shown | 616ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-01 06:46:31 | 486ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-06 09:58:53 | 680ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 13:11:08 | 1742ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 21:45:34 | 480ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-19 14:56:56 | 448ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-18 07:19:01 | 466ms | 2 NS 0 A 0 MX | 🔒 Secure |