willems-kristiansen.dk is a .dk domain served by 2 nameservers (abby.ns.cloudflare.com, hank.ns.cloudflare.com). It was registered on 30 September 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.5.201 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.5.201 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.133.208 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 1 | 300s | aspmx.l.google.com | 142.251.127.27 2a00:1450:4001:c21::1a |
lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net |
AS15169 Google LLC AS15169 Google LLC |
| 5 | 300s | alt1.aspmx.l.google.com | 142.250.147.26 2a00:1450:4025:c01::1a |
rd-in-f26.1e100.net rd-in-f26.1e100.net |
AS15169 Google LLC AS15169 Google LLC |
| 5 | 300s | alt2.aspmx.l.google.com | 172.253.152.27 2a00:1450:4010:c22::1b |
yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net |
AS15169 Google LLC AS15169 Google LLC |
| 10 | 300s | aspmx2.l.google.com | — | — | — |
| 10 | 300s | aspmx3.l.google.com | — | — | — |
| 10 | 300s | aspmx4.l.google.com | — | — | — |
| 10 | 300s | aspmx5.l.google.com | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:5c9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:85d0 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.5.201,172.67.133.208 ech=AEX+DQBBKwAgACBqIMUlsck60q97WpfsNViFHlTsVrlkOrq2UFo/mjdvIwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5c9,2606:4700:3035::ac43:85d0 |
| www | 104.21.5.201 172.67.133.208 2606:4700:3031::6815:5c9 2606:4700:3035::ac43:85d0 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network willems-kristiansen.dk: 104.21.5.201 172.67.133.208 2606:4700:3031::6815:5c9 2606:4700:3035::ac43:85d0 (AS13335) www.willems-kristiansen.dk: 104.21.5.201 172.67.133.208 2606:4700:3031::6815:5c9 2606:4700:3035::ac43:85d0 (AS13335) |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| — | 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.
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417037163 |
| Primary NS (MNAME) | abby.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2005-09-30 |
| Expires | 2027-09-30 (342d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 17:01:18 shown | 2490ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-10-03 07:36:47 | 2086ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-27 06:11:43 | 858ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-27 05:59:15 | 961ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-21 20:38:22 | 817ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-10 08:46:50 | 1362ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-15 11:58:13 | 1479ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-10 11:53:37 | 4277ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-07-30 17:18:02 | 9298ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-07-23 10:17:49 | 18006ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-06-29 23:06:31 | 1187ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-06-17 13:05:23 | 3860ms | 2 NS 2 A 7 MX | 🔒 Secure |