hbk.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 16 September 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 145.223.86.159 is hosted by Hostinger International Limited (AS47583) in Germany. Mail is handled by mx.simply.com. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 145.223.86.159 | 3600s | — | AS47583 | Hostinger International Limited | 145.223.80.0/20 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 145.223.86.159 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (hbk.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.hbk.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 145.223.86.159 (AS47583) (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 |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.hbk.dk | jNocpUchtugtsiY-_sAcr6qhy0di7t1gZR2JV4F3ZBw |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025042300 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 1998-09-16 |
| Expires | 2027-09-30 (344d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 17:17:56 | 602ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 17:08:31 | 881ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 09:11:57 | 1060ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 22:31:05 shown | 1227ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 10:54:13 | 1164ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 11:43:49 | 516ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:08:37 | 1032ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:05:29 | 1748ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:57:09 | 713ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:54:23 | 708ms | 4 NS 1 A 1 MX | 🔒 Secure |