nerror.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. Mail is handled by db1.countermail.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | db1.countermail.com | 5.226.34.35 | db1.countermail.com | AS51701 Adminor Aktiebolag |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.db1.countermail.com | DANE-EE · Full cert · SHA-256 | 6D58DD2EB5A9BC257DDB6A3B2F796966… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026101001 |
| 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 |
|---|---|---|---|
| 2026-10-11 03:21:11 shown | 627ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-08 00:11:25 | 554ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-27 23:38:18 | 612ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-10 18:06:14 | 1122ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-27 02:18:36 | 879ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-25 17:51:11 | 667ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-22 04:10:23 | 5200ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-11 05:49:31 | 4433ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-16 15:46:34 | 755ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-13 22:25:16 | 1120ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 20:46:24 | 1775ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 14:22:49 | 1132ms | 2 NS 0 A 1 MX | 🔒 Secure |