sf-øst.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 May 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by .. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 195.47.247.18 | 3600s | one.com.webforward.g1i.one | AS51468 | One.com A/S | 195.47.247.0/24 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www | 195.47.247.18 (AS51468) (address records, no CNAME) |
| 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 |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2026061001 |
| 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 | 2025-05-02 |
| Expires | 2027-05-01 (187d) |
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 |
|---|---|
| sfrh.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 09:39:13 | 509ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-11 01:29:12 | 371ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 03:37:45 | 545ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-06 17:19:39 | 479ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 10:35:46 | 571ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-11 03:00:37 | 4530ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-08 12:10:10 | 785ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 16:05:36 | 2135ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 13:51:00 shown | 1116ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-21 23:14:10 | 1176ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 23:26:08 | 481ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 22:09:59 | 484ms | 2 NS 1 A 0 MX | 🔒 Secure |