crevision.dk is a .dk domain served by 2 nameservers (ns1.speedydns.net, ns2.speedydns.net). It was registered on 13 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 50.6.137.90 is hosted by Network Solutions, LLC (AS19871) in United States. Mail is handled by mail.crevision.dk. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.speedydns.net | 162.214.130.229 | 162-214-130-229.unifiedlayer.com | AS46606 Unified Layer |
| ns2.speedydns.net | 162.214.129.84 | ns20.myserverhosts.com | AS46606 Unified Layer |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 50.6.137.90 | 14400s | 50-6-137-90.unifiedlayer.com | AS19871 | Network Solutions, LLC | 50.6.136.0/23 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 14400s | mail.crevision.dk | 50.6.137.90 | 50-6-137-90.unifiedlayer.com | AS19871 Network Solutions, LLC |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 50.6.137.90 |
| 🔶 Autoconfig | 50.6.137.90 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:50.6.137.89 +ip4:50.6.137.90 +ip4:81.19.186.237 +include:relay.mailchannels.net +include:websitewelcome.com ~all |
| Policy | Record (crevision.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:50.6.137.89 +ip4:50.6.137.90 +ip4:81.19.186.237 +include:relay.mailchannels.net +include:websitewelcome.com ~all |
| www CNAME | crevision.dk (all on crevision.dk) → 50.6.137.90 (AS19871) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 11/10 · policy: ~all
| 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 | 2024080800 |
| Primary NS (MNAME) | ns1.speedydns.net |
| Responsible (RNAME) | root@uk25.myserverhosts.com |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-11-13 |
| Expires | 2026-11-12 (26d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 17:02:22 | 9930ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-17 10:00:30 shown | 10653ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 11:14:03 | 10292ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-02 14:54:22 | 6171ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-26 02:28:37 | 5562ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 02:37:06 | 1063ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 04:35:43 | 429ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 03:40:46 | 1876ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 22:55:44 | 1422ms | 2 NS 1 A 1 MX | 🔓 Insecure |