lndrsn.dk is a .dk domain served by 2 nameservers (houston.ns.cloudflare.com, ximena.ns.cloudflare.com). It was registered on 28 October 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.29.77 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.cloudhosting.co.uk, mx2.cloudhosting.co.uk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.29.77 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.148.152 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.29.77 |
| 🔶 Autoconfig | 172.67.148.152 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:1d4d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:9498 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.29.77,172.67.148.152 ech=AEX+DQBB3gAgACBHVblYM9zKIwnPfx3QE5uLVPlY+jEtl3cUO/CUU2z+EAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:1d4d,2606:4700:3036::ac43:9498 |
| www | 104.21.29.77 172.67.148.152 2606:4700:3033::6815:1d4d 2606:4700:3036::ac43:9498 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413741620 |
| Primary NS (MNAME) | houston.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2014-10-28 |
| Expires | 2026-10-31 (14d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 16:57:28 shown | 989ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-04 00:05:36 | 1195ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-31 14:36:53 | 1574ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-26 02:20:39 | 5186ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-19 13:41:43 | 5225ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-01 23:25:04 | 1324ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-25 12:03:44 | 6865ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-24 10:41:14 | 3260ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-11 13:34:38 | 5217ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-02 16:01:12 | 3315ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-18 06:29:24 | 1544ms | 2 NS 1 A 2 MX | 🔒 Secure |