coolgrey.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 1 April 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.189 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.spamfilter.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 |
|---|---|---|---|---|---|---|---|
| 93.191.156.189 | 3600s | linux299.unoeuro.com | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| TXT Record |
|---|
| bDZP+hXC6pt9kfEbDHQUdoHBRFLRIfipmZ+geLfmaU1F1WDkZ65yvaaA4lb7pllLEpjgXOkENY18N+WdKB07IA== |
| MS=ms29641906 |
| v=spf1 include:spf.lasertryk.dk -all |
| Policy | Record (coolgrey.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.lasertryk.dk -all |
| www | 93.191.156.189 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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: 4/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.spamfilter.io | DANE-EE · SPKI · SHA-256 | 9A25F05F2E322DABDCC9B7A06AB47A2D… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026071705 |
| 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 | 2009-04-01 |
| Expires | 2031-04-30 (1655d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 17:19:59 | 1191ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-04 02:57:16 | 2394ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 02:26:51 | 451ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 02:24:39 shown | 9500ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-19 17:33:13 | 933ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 20:31:37 | 2295ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 22:15:24 | 621ms | 2 NS 1 A 1 MX | 🔒 Secure |