ifø.dk is a .dk domain served by 2 nameservers (ns.geberit.ch, ns.geberit.de). It was registered on 28 December 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by maxsibbern-dk.mail.protection.outlook.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.geberit.ch | 212.243.130.30 | ns.geberit.ch | AS3303 Bluewin |
| ns.geberit.de | 193.99.99.33 | ns.geberit.de | AS3320 Deutsche Telekom AG |
| TXT Record |
|---|
| ms=ms53888619 |
| P8RSWZg |
| srv _sip _tls 443 1 100 sipdir.online.lync.com |
| srv _sipfederationtls _tcp 5061 1 100 sipfed.online.lync.com |
| v=spf1 include:spf.protection.outlook.com -all |
| v=spf1 mx a -all |
| Policy | Record (ifø.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| -all (hard fail) | v=spf1 mx a -all |
| www CNAME | www.evac.dk (all on evac.dk) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2016020501 |
| Primary NS (MNAME) | ns.geberit.de |
| Responsible (RNAME) | dnsadmin@geberit.com |
| Refresh | 21600s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | iS-Fun Internet Services GmbH |
| Registered | 2007-12-28 |
| Expires | 2026-12-31 (68d) |
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 |
|---|---|---|---|
| 2026-09-25 14:45:51 | 1696ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-01 17:11:29 | 889ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-24 09:04:56 | 3884ms | 2 NS 0 A 1 MX | ❓ Unknown |
| 2026-06-22 22:47:44 | 446ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 08:07:35 | 3258ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-21 00:51:19 | 398ms | 0 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-20 03:23:47 | 1542ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 01:01:47 | 364ms | 0 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-19 05:07:24 | 1661ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-19 00:31:00 | 339ms | 0 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-17 13:40:40 shown | 4066ms | 2 NS 0 A 1 MX | 🔒 Secure |