holkenberggardiner.dk is a .dk domain served by 2 nameservers (gina.ns.cloudflare.com, logan.ns.cloudflare.com). It was registered on 24 March 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.94 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.94 | — | linux88.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (holkenberggardiner.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.holkenberggardiner.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 104.21.62.116 172.67.223.128 2606:4700:3032::6815:3e74 2606:4700:3035::ac43:df80 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network holkenberggardiner.dk: 104.21.62.116 172.67.223.128 2606:4700:3032::6815:3e74 2606:4700:3035::ac43:df80 (AS13335) www.holkenberggardiner.dk: 104.21.62.116 172.67.223.128 2606:4700:3032::6815:3e74 2606:4700:3035::ac43:df80 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| 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| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2406496059 |
| Primary NS (MNAME) | gina.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2006-03-24 |
| Expires | 2027-03-31 (155d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 20:54:28 | 3222ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 16:01:17 | 1554ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-29 15:41:07 | 1382ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-26 19:29:54 | 10311ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-13 23:28:24 | 1093ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-24 12:43:10 | 17344ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-21 04:46:08 | 2932ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-19 02:05:15 | 17410ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-03 13:30:40 | 880ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-29 12:19:30 | 988ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-15 01:56:41 | 831ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-04 18:30:02 | 6170ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-30 06:36:59 | 927ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-19 21:32:01 | 582ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:54:24 shown | 978ms | 2 NS 1 A 1 MX | 🔓 Insecure |