winthercykel.dk is a .dk domain served by 2 nameservers (johnny.ns.cloudflare.com, sima.ns.cloudflare.com). It was registered on 10 February 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.75.252 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 104.21.75.252 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.184.141 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:4bfc | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:b88d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.75.252,172.67.184.141 ech=AEX+DQBBJQAgACCJdMy1aqHkmMy5E2KmnAQl0iznIfX19C2Mwgwwm+BAJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4bfc,2606:4700:3034::ac43:b88d |
| TXT Record |
|---|
| v=spf1 include:_spf63800.spf-protect.dk -all |
| Policy | Record (winthercykel.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf63800.spf-protect.dk -all |
| Policy | Record (_dmarc.winthercykel.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:6718fc5a06b4e@dmarc-dk.centerasecurity.com; |
| www | 104.21.75.252 172.67.184.141 2606:4700:3031::6815:4bfc 2606:4700:3034::ac43:b88d (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network winthercykel.dk: 104.21.75.252 172.67.184.141 2606:4700:3031::6815:4bfc 2606:4700:3034::ac43:b88d (AS13335) www.winthercykel.dk: 104.21.75.252 172.67.184.141 2606:4700:3031::6815:4bfc 2606:4700:3034::ac43:b88d (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2417451536 |
| Primary NS (MNAME) | johnny.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | InterNetX GmbH |
| Registered | 2021-02-10 |
| Expires | 2027-02-28 (133d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 08:05:34 shown | 397ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-23 16:26:40 | 2416ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-16 18:14:23 | 2243ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-07 18:03:48 | 2326ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-27 22:12:09 | 627ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-04 07:50:35 | 1019ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-20 13:04:56 | 834ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-07-15 22:08:09 | 858ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-25 10:12:19 | 2628ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-24 06:15:08 | 2375ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-20 17:33:16 | 912ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:37:35 | 5846ms | 2 NS 2 A 0 MX | 🔒 Secure |