lindhardtco.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.184 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.184 | 3600s | webcluster2.webpod14-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| 🔶 Autoconfig | 46.30.213.184 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10c:80c6:3185:e0e7:e2cc | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| MS=ms77971887 |
| v=spf1 ip4:87.54.35.42 include:spf.mailanyone.net include:spf.protection.outlook.com -all |
| vpe=decb2e55 |
| Policy | Record (lindhardtco.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:87.54.35.42 include:spf.mailanyone.net include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.lindhardtco.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 46.30.213.184 2a02:2350:5:10c:80c6:3185:e0e7:e2cc (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network lindhardtco.dk: 46.30.213.184 2a02:2350:5:10c:80c6:3185:e0e7:e2cc (AS51468) www.lindhardtco.dk: 46.30.213.184 2a02:2350:5:10c:80c6:3185:e0e7:e2cc (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u41559175.wl176.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u41559175.wl176.sendgrid.net | RSA · ~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| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101003 |
| 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 | 2023-03-19 |
| Expires | 2027-03-18 (144d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 15:48:40 | 1853ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-10 13:54:55 shown | 2658ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-27 22:39:22 | 951ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-28 10:53:44 | 2745ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-23 14:56:50 | 9585ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-12 20:34:58 | 3645ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-23 01:15:22 | 5302ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-20 01:54:32 | 5279ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-19 00:19:37 | 5238ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 04:21:46 | 1741ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 22:56:45 | 972ms | 2 NS 1 A 4 MX | 🔒 Secure |