ahballerup.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 July 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mxfilter01.netic.dk, mxfilter02.netic.dk. 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 | 43200s | mxfilter01.netic.dk | 2a03:dc80:0:f136::207 77.243.50.207 |
mxfilter01.netic.dk mxfilter01.netic.dk |
AS42697 Netic A/S AS42697 Netic A/S |
| 10 | 43200s | mxfilter02.netic.dk | 2a03:dc80:0:f136::213 77.243.50.213 |
mxfilter02.netic.dk mxfilter02.netic.dk |
AS42697 Netic A/S AS42697 Netic A/S |
| TXT Record |
|---|
| v=spf1 a:exchange02.notanet.notaplan.com -all |
| Policy | Record (ahballerup.dk) |
|---|---|
| -all (hard fail) | v=spf1 a:exchange02.notanet.notaplan.com -all |
| 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 |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mxfilter01.netic.dk | DANE-EE · SPKI · SHA-256 | 9C88565DA92996EEE441AC9CED4B3F5C… |
| SMTP _25._tcp.mxfilter02.netic.dk | DANE-EE · SPKI · SHA-256 | 9C88565DA92996EEE441AC9CED4B3F5C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026101101 |
| 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 | 2009-07-30 |
| Expires | 2029-07-31 (1018d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 08:51:20 shown | 399ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-07 01:54:19 | 2316ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-04 01:29:46 | 436ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-04 13:43:28 | 1120ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-20 13:06:26 | 636ms | 2 NS 0 A 2 MX | ⚠️ Bogus |
| 2026-06-16 12:52:33 | 1319ms | 2 NS 0 A 2 MX | 🔒 Secure |