ernstsorensen.dk is a .dk domain served by 2 nameservers (ns1.cb.dk, ns2.cb.dk). It was registered on 1 October 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.60.243.39 is hosted by Unit IT A/S (AS42876) in Denmark. Mail is handled by ernstsorensen-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.cb.dk | 193.104.202.25 | ext202-25.cph1.sit.dk | AS50346 It Forum Gruppen A/s |
| ns2.cb.dk | 193.104.202.26 | ext202-26.cph1.sit.dk | AS50346 It Forum Gruppen A/s |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 194.60.243.39 | 600s | — | AS42876 | Unit IT A/S | 194.60.243.0/24 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| TXT Record |
|---|
| MS=ms73232472 |
| v=spf1 include:spf.hosit.dk include:spf.protection.outlook.com -all |
| Policy | Record (ernstsorensen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.hosit.dk include:spf.protection.outlook.com -all |
| www CNAME | ernstsorensen.dk (all on ernstsorensen.dk) → 194.60.243.39 (AS42876) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 2/10 · 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 | 2018022821 |
| Primary NS (MNAME) | ns1.cb.dk |
| Responsible (RNAME) | hostmaster@cogb.dk |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 7200s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-10-01 |
| Expires | 2026-12-31 (74d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 12:00:22 shown | 1437ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-07 06:00:44 | 10080ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 04:13:12 | 2873ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-01 23:40:50 | 815ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 08:15:45 | 714ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 08:15:24 | 752ms | 2 NS 1 A 1 MX | 🔓 Insecure |