knæoperation.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 November 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 50.87.150.247 is hosted by Oracle Corporation (AS31898) in United States. Mail is handled by xn--knoperation-b9a.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 50.87.150.247 | 4320s | 50-87-150-247.unifiedlayer.com | AS31898 | Oracle Corporation | 50.87.144.0/20 | 🇺🇸 United States | Phoenix |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 4320s | xn--knoperation-b9a.dk | 50.87.150.247 | 50-87-150-247.unifiedlayer.com | AS31898 Oracle Corporation |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | xn--knoperation-b9a.dk → 50.87.150.247 |
| 🔶 Autoconfig | xn--knoperation-b9a.dk → 50.87.150.247 |
| TXT Record |
|---|
| v=spf1 a mx include:websitewelcome.com ~all |
| Policy | Record (knæoperation.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:websitewelcome.com ~all |
| www CNAME | xn--knoperation-b9a.dk (all on xn--knoperation-b9a.dk) → 50.87.150.247 (AS31898) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 10/10 · policy: ~all
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.knæoperation.dk | xn--knoperation-b9a.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092601 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2012-11-01 |
| Expires | 2027-07-31 (279d) |
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 |
|---|---|---|---|
| 2026-10-07 18:39:53 | 950ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 01:22:09 shown | 645ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 08:16:55 | 524ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 07:45:45 | 5043ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 23:45:50 | 694ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 22:46:39 | 706ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 06:17:08 | 1152ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 20:02:18 | 567ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-27 07:57:44 | 730ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 22:59:59 | 1093ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 19:44:58 | 986ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 15:29:31 | 354ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 23:04:57 | 909ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 20:03:09 | 700ms | 2 NS 1 A 1 MX | 🔒 Secure |