cjonsson.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). Mail is handled by cjonsson-dk.mail.protection.outlook.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.curanet.dk | — | — | — |
| ns2.curanet.dk | — | — | — |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com include:_spf.resennet.dk -all |
| Policy | Record (cjonsson.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf.resennet.dk -all |
| www | NXDOMAIN |
| 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: 3/10 · 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 | 2025090101 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 18:51:08 | 714ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-27 03:33:10 | 763ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-31 18:44:59 | 1229ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-25 06:54:47 | 1379ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 00:27:24 | 919ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 21:36:41 shown | 60151ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 21:14:10 | 1963ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 21:07:42 | 768ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 21:01:12 | 765ms | 2 NS 0 A 1 MX | 🔒 Secure |