openconnect.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 July 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.251.133.81 is hosted by Google LLC (AS396982) in Belgium. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 23.251.133.81 | 600s | 81.133.251.23.bc.googleusercontent.com | AS396982 | Google LLC | 23.251.128.0/19 | 🇧🇪 Belgium | Brussels |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | gce.openconnect.dk → 23.251.133.81 |
| 🔶 Autoconfig | gce.openconnect.dk → 23.251.133.81 |
| TXT Record |
|---|
| v=spf1 include:_spf.mailersend.net include:mailgun.org ~all |
| Policy | Record (openconnect.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mailersend.net include:mailgun.org ~all |
| Policy | Record (_dmarc.openconnect.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | Exists, no address |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 6/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.openconnect.dk | gce.openconnect.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| 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 | CURANET A/S |
| Registered | 2014-07-09 |
| Expires | 2028-07-31 (650d) |
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 |
|---|---|---|---|
| 2026-10-19 18:05:47 | 1088ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-30 14:09:49 shown | 853ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-24 04:43:00 | 733ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-22 21:58:58 | 777ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-24 17:05:55 | 2884ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-20 03:38:41 | 1002ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 14:44:11 | 1607ms | 2 NS 1 A 3 MX | 🔒 Secure |