hartig.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 April 1998 (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 aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, publishes a 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 | — | one.com.webforward.g1i.one | AS51468 | One.com A/S | 195.47.247.0/24 | — | — |
| TXT Record |
|---|
| google-site-verification=yk040dl0BP32zUJ1AwZhIwJMX0uRKRRsaQ6EH53a-Ic |
| v=spf1 +mx +include:_spf.google.com -all |
| Policy | Record (hartig.dk) |
|---|---|
| -all (hard fail) | v=spf1 +mx +include:_spf.google.com -all |
| Policy | Record (_dmarc.hartig.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email |
| www | 195.47.247.18 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 2/10 · policy: -all
No problems found| 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 | ONE.COM A/S |
| Registered | 1998-04-08 |
| Expires | 2027-07-31 (281d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 23:01:04 | 893ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-24 07:49:06 | 863ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-15 16:06:04 | 971ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-08 15:46:07 | 1400ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-04 03:26:57 | 745ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-26 17:19:08 | 1158ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-11 22:28:42 | 1316ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-09 16:11:06 | 5553ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-17 16:32:25 | 1673ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-16 08:51:00 | 1321ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-08 14:54:29 | 2066ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-28 11:56:55 | 1091ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-25 01:10:13 | 2377ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 11:07:29 | 963ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 11:06:33 shown | 999ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 11:02:06 | 1470ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 10:53:40 | 1339ms | 2 NS 1 A 7 MX | 🔒 Secure |