addheat.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 July 2019 (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 our latest 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 | 195.47.247.18 (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 | 2026092801 |
| 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 | Simply.com A/S |
| Registered | 2019-07-03 |
| Expires | 2027-07-31 (284d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 05:47:28 shown | 392ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 04:02:43 | 491ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 01:11:29 | 469ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 15:12:19 | 622ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-23 04:47:56 | 8672ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 04:28:49 | 4499ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-23 01:34:36 | 583ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-16 10:02:31 | 6422ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-06 14:16:26 | 1151ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 02:51:04 | 1816ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 20:33:18 | 1178ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:44:44 | 502ms | 2 NS 1 A 0 MX | 🔒 Secure |