odensefestudlejning.dk is a .dk domain served by 2 nameservers (celine.ns.cloudflare.com, tadeo.ns.cloudflare.com). It was registered on 23 February 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.39.151 is hosted by Cloudflare, Inc. (AS13335). 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 |
|---|---|---|---|---|---|---|---|
| 104.21.39.151 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.146.107 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:2797 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:926b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.39.151,172.67.146.107 ech=AEX+DQBB8gAgACAmHmjNt+cJR9Tod0NjXHKl0OFMSHzbsAk9JSpK3fdmQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2797,2606:4700:3035::ac43:926b |
| www | 104.21.39.151 172.67.146.107 2606:4700:3033::6815:2797 2606:4700:3035::ac43:926b (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network odensefestudlejning.dk: 104.21.39.151 172.67.146.107 2606:4700:3033::6815:2797 2606:4700:3035::ac43:926b (AS13335) www.odensefestudlejning.dk: 104.21.39.151 172.67.146.107 2606:4700:3033::6815:2797 2606:4700:3035::ac43:926b (AS13335) |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.odensefestudlejning.dk | D_9JMsDGN8NbGXsPDakyyTXiKYBTagFgEZrgMK1tgeE |
| TXT | _acme-challenge.odensefestudlejning.dk | KW__VdJ-YQIsJ2riP6sBJbB7O7PtjsK5jHaf0FweQos |
| 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 | 2418360666 |
| Primary NS (MNAME) | celine.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 | 2024-02-23 |
| Expires | 2027-02-22 (119d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-25 15:21:05 shown | 2136ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-23 03:31:23 | 420ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-02 19:12:15 | 584ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 18:56:03 | 758ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-23 18:17:06 | 469ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 10:59:09 | 2602ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 02:13:54 | 473ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-27 15:11:20 | 548ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 13:57:02 | 1956ms | 3 NS 1 A 0 MX | 🔒 Secure |