cowiintroot.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 29 September 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by cowiintroot-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.
| TXT Record |
|---|
| MS=ms91341522 |
| v=spf1 ip4:195.93.192.193 include:spf.protection.outlook.com -all |
| Policy | Record (cowiintroot.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:195.93.192.193 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.cowiintroot.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;pct=100;adkim=s;aspf=s;fo=1;rua=mailto:dmarc@cowiintroot.dk |
| www | Exists, no address |
| www vs bare domain | Neither resolves cowiintroot.dk: no address www.cowiintroot.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-cowiintroot-dk._domainkey.cowi.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-cowiintroot-dk._domainkey.cowi.onmicrosoft.com | 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: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026032535 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2003-09-29 |
| Expires | 2027-09-30 (340d) |
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 |
|---|---|---|---|
| 2026-10-23 07:57:18 | 1728ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-21 22:11:18 | 1189ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-20 14:01:03 | 684ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-03 13:37:41 | 1848ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-02 13:35:01 | 1150ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 13:29:25 | 1187ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 06:20:54 shown | 1243ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-26 10:36:00 | 1357ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-16 11:47:39 | 1190ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-31 07:12:14 | 1751ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-27 18:51:11 | 899ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 17:51:22 | 1260ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-09 15:41:37 | 1234ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-21 18:21:13 | 9373ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 17:42:09 | 1213ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-01 13:18:53 | 896ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-23 11:47:53 | 1712ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-22 05:52:26 | 1132ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 22:35:27 | 564ms | 4 NS 0 A 1 MX | 🔒 Secure |