10c6.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 December 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.27.31.41 is hosted by Hi3G Access AB (AS44034) in Denmark. Mail is handled by exch.smed.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 |
|---|---|---|---|---|---|---|---|
| 212.27.31.41 | 600s | 212.27.31.41.bredband.3.dk | AS44034 | Hi3G Access AB | 212.27.0.0/19 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | exch.smed.dk | 212.27.31.41 | 212.27.31.41.bredband.3.dk | AS44034 Hi3G Access AB |
| TXT Record |
|---|
| v=spf1 a mx include:taur.dk -all |
| Policy | Record (10c6.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:taur.dk -all |
| www CNAME | exch.10c6.dk (all on 10c6.dk) → 212.27.31.41 (AS44034) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 5/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.10c6.dk | acme1.dnshax.10c6.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026071701 |
| 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 | 2005-12-21 |
| Expires | 2026-12-31 (75d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 20:10:18 | 573ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 10:09:20 | 896ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 19:08:48 | 1920ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 13:34:34 | 755ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 19:47:42 | 2210ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 16:30:20 shown | 858ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-14 18:36:32 | 776ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 01:06:19 | 3296ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 15:20:36 | 979ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:33:56 | 2461ms | 2 NS 1 A 1 MX | 🔒 Secure |