hrjoergensen.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 2 September 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.225 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.42.225 | 3600s | vm1127.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | 3600s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover-mf.onlinemail.io → 185.21.40.62 |
| 🔶 Autoconfig | autoconfig-mf.onlinemail.io → 185.21.40.62 |
| TXT Record |
|---|
| v=spf1 a mx include:spf.curanet.dk include:spf.simply.com include:web.shared.mysmtp.com ~all |
| Policy | Record (hrjoergensen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.curanet.dk include:spf.simply.com include:web.shared.mysmtp.com ~all |
| www | 185.21.42.225 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-hrjoergensen-dk._domainkey.hrjoergensen.k-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-hrjoergensen-dk._domainkey.hrjoergensen.k-v1.dkim.mail.microsoft | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 10/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2021111801 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2015-09-02 |
| Expires | 2027-09-30 (345d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 15:12:27 | 1145ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 09:40:48 | 1122ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-07 01:35:17 | 4106ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 19:10:13 shown | 460ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-28 04:05:16 | 9499ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-26 11:25:54 | 611ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-23 16:30:31 | 2708ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-22 17:56:10 | 922ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 03:48:09 | 1048ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 13:54:47 | 277ms | 0 NS 0 A 0 MX | ❓ Unknown |