efyrvaerkeri.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 October 2022 (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 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) | |||
| www | NXDOMAIN |
| www vs bare domain | Neither resolves efyrvaerkeri.dk: no address www.efyrvaerkeri.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| 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 | 2026091301 |
| 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 | 2022-10-11 |
| Expires | 2026-10-10 (expired) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 02:52:15 | 211ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-19 13:45:06 | 342ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-18 13:26:27 | 93ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-17 13:22:52 | 116ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-16 13:21:48 | 138ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-15 12:59:38 | 198ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-14 12:33:00 | 102ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-13 09:16:44 | 749ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-11 05:01:32 | 362ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-03 17:53:47 | 347ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 03:55:56 | 454ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-14 22:37:49 shown | 617ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-18 11:54:59 | 1664ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 04:48:40 | 2659ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 23:58:25 | 637ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 17:10:51 | 370ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 09:49:08 | 2499ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 06:05:05 | 2301ms | 2 NS 1 A 0 MX | 🔒 Secure |