ciklider.dk is a .dk domain served by 3 nameservers (ns1.ciklider.dk, ns2.ciklider.dk, ns3.ciklider.dk). It was registered on 24 August 2026 (WHOIS) and first appeared in the .dk zone on 25 August 2026. On 17 October 2026 we saw it transfer from Eurodns S.A to DANDOMAIN A/S. Its website address 104.21.47.128 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ciklider-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.47.128 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.171.37 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::ac43:ab25 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::6815:2f80 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.47.128,172.67.171.37 ech=AEX+DQBB9QAgACCk4Rz6RvbLAb6Vl5vbWuvBZu+UdargMhYaAkrkElPvawAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ab25,2606:4700:3032::6815:2f80 |
| TXT Record |
|---|
| MS=ms26369538 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (ciklider.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.ciklider.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:4aa25ffb3f0e4880b5d20a50b95346fe@dmarc-reports.cloudflare.net |
| www | 104.26.14.57 104.26.15.57 172.67.69.225 2606:4700:20::681a:e39 2606:4700:20::681a:f39 2606:4700:20::ac43:45e1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network ciklider.dk: 104.26.14.57 104.26.15.57 172.67.69.225 2606:4700:20::681a:e39 (AS13335) www.ciklider.dk: 104.26.14.57 104.26.15.57 172.67.69.225 2606:4700:20::681a:e39 (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 |
|---|---|---|
| selector1 | selector1-ciklider-dk._domainkey.skovdalcom.n-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-ciklider-dk._domainkey.skovdalcom.n-v1.dkim.mail.microsoft | 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 | fully validated |
| Field | Value |
|---|---|
| Serial | 2417470301 |
| Primary NS (MNAME) | ns1.ciklider.dk |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2026-08-24 |
| Expires | 2027-08-23 (304d) |
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).
| Domain | Registrar |
|---|---|
| cilkider.dk | DANDOMAIN A/S |
| siklider.dk | DANDOMAIN A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 14:52:56 | 6345ms | 3 NS 3 A 1 MX | 🔓 Insecure |
| 2026-10-20 03:59:03 | 2591ms | 3 NS 3 A 1 MX | 🔓 Insecure |
| 2026-10-17 00:08:21 | 2378ms | 3 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-14 21:14:33 shown | 5731ms | 3 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-12 17:26:52 | 3520ms | 3 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-04 06:47:20 | 1182ms | 3 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-03 06:46:23 | 1137ms | 3 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-02 06:45:37 | 2684ms | 3 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-28 06:01:05 | 1726ms | 3 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 04:43:33 | 1591ms | 3 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-21 08:37:50 | 3405ms | 3 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-18 00:25:58 | 2030ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-11 19:52:12 | 1909ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-10 18:20:11 | 1971ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-03 16:19:16 | 3312ms | 3 NS 0 A 3 MX | 🔒 Secure |
| 2026-08-27 17:24:35 | 1084ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-27 00:07:59 | 1031ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-26 10:06:25 | 760ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-25 08:51:08 | 643ms | 3 NS 0 A 0 MX | 🔒 Secure |