catergroent.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.22.75.12 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by catergroent-dk.mail.protection.outlook.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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.curanet.dk | — | — | — |
| ns2.curanet.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 176.22.75.12 | — | — | AS3292 | TDC Holding A/S | 176.22.0.0/17 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 +include:_spf22640.spfprotect.com +include:spf.protection.outlook.com -all |
| Policy | Record (catergroent.dk) |
|---|---|
| -all (hard fail) | v=spf1 +include:_spf22640.spfprotect.com +include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.catergroent.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:65323a8aa6f4a@dmarc.centerasecurity.com; |
| www | Address record (no CNAME) |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-catergroent-dk._domainkey.eurocater.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-catergroent-dk._domainkey.eurocater.onmicrosoft.com | 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: 3/10 · 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 | 2026060902 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-04 05:11:36 | 871ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 18:04:35 | 952ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 14:58:49 | 730ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 19:46:21 shown | 2549ms | 2 NS 1 A 1 MX | 🔒 Secure |