1891.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It 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 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 |
|---|---|---|---|---|---|---|---|
| 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) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 195.47.247.18 |
| 🔶 Autoconfig | 195.47.247.18 |
| www | 195.47.247.18 (AS51468) (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 | 2026071201 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 05:01:47 | 482ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 23:14:29 | 519ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 23:31:31 | 364ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 17:13:14 | 471ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 16:13:43 | 524ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 19:22:01 | 577ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 02:45:37 | 2415ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 13:15:26 | 2026ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-04 07:55:44 | 4603ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-19 06:26:27 | 4610ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 05:30:46 | 3247ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 03:09:26 shown | 750ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-07 00:12:33 | 2453ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 00:56:52 | 582ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 12:48:17 | 530ms | 2 NS 1 A 0 MX | 🔒 Secure |