ers.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 June 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.211.38 | 600s | domain-parking.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www | 46.30.211.38 (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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061201 |
| 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 | 2007-06-03 |
| Expires | 2027-07-31 (284d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 20:27:12 | 1136ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 14:34:41 | 437ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 07:32:29 | 4344ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 14:21:05 | 733ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 13:22:14 | 2373ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 05:41:19 | 682ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 15:14:43 | 440ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 23:26:48 | 656ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-19 01:13:53 | 659ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-15 09:46:55 | 2396ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 23:25:47 shown | 528ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 08:16:00 | 284ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 08:15:23 | 511ms | 2 NS 1 A 0 MX | 🔒 Secure |