delcour.dk is a .dk domain served by 2 nameservers (anton.ns.cloudflare.com, meilani.ns.cloudflare.com). It was registered on 5 September 2026 (WHOIS) and first appeared in the .dk zone on 6 September 2026. Its website address 104.21.88.230 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.88.230 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.153.161 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:58e6 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::ac43:99a1 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.88.230,172.67.153.161 ech=AEX+DQBBbAAgACCMsxwRBgGrXNUdFFKfQJFyN/UEtcaydl45F49w+jphVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:58e6,2606:4700:3033::ac43:99a1 |
| www | 104.21.88.230 172.67.153.161 2606:4700:3030::6815:58e6 2606:4700:3033::ac43:99a1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417347317 |
| Primary NS (MNAME) | anton.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-09-05 |
| Expires | 2027-09-04 (322d) |
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 |
|---|---|---|---|
| 2026-10-14 00:09:53 shown | 479ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-10-09 12:03:43 | 583ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 10:00:40 | 397ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-04 21:46:31 | 1651ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 21:04:54 | 272ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-06 09:05:53 | 461ms | 3 NS 0 A 0 MX | 🔒 Secure |