ifø.dk is a .dk domain served by 2 nameservers (ns.geberit.ch, ns.geberit.de). It 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 not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.geberit.ch | 212.243.130.30 | ns.geberit.ch | AS3303 Bluewin |
| ns.geberit.de | 193.99.99.152 | gdepfhd0.geberit.net | AS3320 Deutsche Telekom AG |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| 🔶 Autoconfig | www.evac.dk → 93.191.156.179 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| 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
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.ifø.dk | www.evac.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| 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 |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 14:45:51 shown | 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 | 4066ms | 2 NS 0 A 1 MX | 🔒 Secure |