crewcast.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 15 September 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.89.248.155 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by postal.friisconsult.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 |
|---|---|---|---|---|---|---|---|
| 83.89.248.155 | 3600s | 0x5359f89b.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 83.89.0.0/16 | 🇩🇰 Denmark | Skovlunde |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | postal.friisconsult.com | 83.89.248.155 | 0x5359f89b.static.cust.fastspeed.dk | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 83.89.248.155 |
| 🔶 Autoconfig | 83.89.248.155 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imaps._tcp | 0 | 1 | 993 | mail.friisconsult.com |
| TXT Record |
|---|
| google-site-verification=lSA3lsFQEdPGqwCNhYYZsNFoiSD8r_YpPZp2E_knTJw |
| v=spf1 a mx include:spf.postal.friisconsult.com include:spf.mtasv.net ~all |
| Policy | Record (crewcast.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.postal.friisconsult.com include:spf.mtasv.net ~all |
| Policy | Record (_dmarc.crewcast.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@friisconsult.com |
| www | 83.89.248.155 (AS3292) (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: 4/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026052200 |
| 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 | 2025-09-15 |
| Expires | 2027-09-14 (328d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 19:23:08 | 1314ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 13:26:08 | 1615ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 07:00:48 | 1238ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 06:46:44 | 1027ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-09 09:26:18 | 962ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-02 08:00:00 | 953ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 15:12:27 | 1294ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 17:47:52 shown | 1408ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 22:56:27 | 512ms | 3 NS 1 A 1 MX | 🔒 Secure |