crmbook.dk is a .dk domain served by 2 nameservers (ns1.siteground.net, ns2.siteground.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 34.90.6.53 is hosted by Google LLC (AS396982) in The Netherlands. Mail is handled by mx10.mailspamprotection.com, mx20.mailspamprotection.com and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 34.90.6.53 | 86400s | 53.6.90.34.bc.googleusercontent.com | AS396982 | Google LLC | 34.80.0.0/12 | 🇳🇱 The Netherlands | Groningen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mx10.mailspamprotection.com | 34.149.79.66 | 66.79.149.34.bc.googleusercontent.com | AS396982 Google LLC |
| 20 | 86400s | mx20.mailspamprotection.com | 34.120.156.61 | 61.156.120.34.bc.googleusercontent.com | AS396982 Google LLC |
| 30 | 86400s | mx30.mailspamprotection.com | 34.111.121.216 | 216.121.111.34.bc.googleusercontent.com | AS396982 Google LLC |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 34.90.6.53 |
| 🔶 Autoconfig | 34.90.6.53 |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:34.90.13.127 include:crmbook.dk.spf.auto.dnssmarthost.net ~all |
| Policy | Record (crmbook.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:34.90.13.127 include:crmbook.dk.spf.auto.dnssmarthost.net ~all |
| Policy | Record (_dmarc.crmbook.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; aspf=r; adkim=r; |
| www | 34.90.6.53 (AS396982) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | crmbook.dk.default.dkim.auto.dnssmarthost.net | RSA · ~1024 bit below 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: 4/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 108 |
| Primary NS (MNAME) | ns1.siteground.net |
| Responsible (RNAME) | admins@siteground.com |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 08:03:55 | 652ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 06:50:31 | 1088ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-09 03:43:59 shown | 1293ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-02 01:53:05 | 748ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-31 00:33:55 | 820ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-01 21:55:13 | 2820ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 18:25:24 | 734ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 22:56:08 | 723ms | 2 NS 1 A 3 MX | 🔓 Insecure |