h3o.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.161.187.40 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by kamilleblomst.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 |
|---|---|---|---|---|---|---|---|
| 80.161.187.40 | 43200s | 80-161-187-40-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 80.160.0.0/13 | 🇩🇰 Denmark | Odense |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | kamilleblomst.dk | 212.60.125.122 | 122.125.60.212.andels.net | AS31027 GlobalConnect A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 80.161.187.40 |
| 🔶 Autoconfig | 80.161.187.40 |
| www | 80.161.187.40 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026071501 |
| 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 | ONE.COM A/S |
| Registered | 2004-03-08 |
| Expires | 2027-03-31 (157d) |
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).
| Domain | Registrar |
|---|---|
| kamilleblomst.dk | ONE.COM A/S |
| silkeborggade.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 01:35:00 | 1472ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-21 09:39:26 | 1374ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-15 20:55:27 | 3094ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 19:38:54 | 515ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-16 00:19:16 | 1905ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 13:43:50 | 1019ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 22:44:36 | 945ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 12:21:31 | 1061ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 12:43:05 | 8671ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 14:59:45 shown | 863ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 00:42:43 | 3578ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 21:26:17 | 605ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:12:41 | 7923ms | 2 NS 1 A 1 MX | 🔒 Secure |