beierholm.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 July 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 13.51.62.86 is hosted by Amazon.com, Inc. (AS16509) in Sweden. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 4 more. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 13.51.62.86 | 600s | ec2-13-51-62-86.eu-north-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 13.32.0.0/11 | 🇸🇪 Sweden | Stockholm |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.98.16.63 |
| TXT Record |
|---|
| _globalsign-domain-verification=8Is2yuhMTeD3E7ohfKlBmEBOIo_fwx6p3kibu2Ex0Y |
| apple-domain-verification=HbxyCsjG4pXj963H |
| facebook-domain-verification=k14tnhjc51hlxssea01iwoesz2vh40 |
| gl1whxgfT8YiOEIlZxnSZflPcdpOP5GRdDFl3NpobrpZ0hKgTd1PCtgA6l1ialLdHLfgrZP2SaVgkLXJwgauDA== |
| google-site-verification=SxXOSd7qkzYPHCCcSpRnxzlcF4G31-4pCTp2aQR1Gx8 |
| MS=ms49291696 |
| MS=ms67937129 |
| N5VCVI6h0Ja4rB6vpiKuFh08rF3OVSr3Qb6xKtTrw/8= |
| v=spf1 include:spf.eu.exclaimer.net include:spf.mailanyone.net include:spf.protection.outlook.com include:_spf.defgo.net include:_spf.profils.org include:emsd1.com include:spf.mail.aas.services include:spf.mailjet.com ip4:93.191.155.36 ip4:212.98.118.181 ip4:20.23.97.96/30 ip4:20.54.24.244/30 ip4:13.73.183.71 -all |
| Policy | Record (beierholm.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.eu.exclaimer.net include:spf.mailanyone.net include:spf.protection.outlook.com include:_spf.defgo.net include:_spf.profils.org include:emsd1.com include:spf.mail.aas.services include:spf.mailjet.com ip4:93.191.155.36 ip4:212.98.118.181 ip4:20.23.97.96/30 ip4:20.54.24.244/30 ip4:13.73.183.71 -all |
| Policy | Record (_dmarc.beierholm.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;rua=mailto:5jkgceda@ag.eu.dmarcadvisor.com;ruf=mailto:5jkgceda@fr.eu.dmarcadvisor.com; |
| www CNAME | beierholm.dk (all on beierholm.dk) → 13.51.62.86 (AS16509) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 7-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | RSA · ~1024 bit below 2048 bit |
| s1 | s1.domainkey.u7665829.wl080.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u7665829.wl080.sendgrid.net | 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: 8/10 · policy: -all
| 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 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.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.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'beierholm.dk/DS/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2020096173 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | dns@beierholm.dk |
| Refresh | 36000s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-07-01 |
| Expires | 2027-09-30 (342d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 11:21:21 | 892ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-20 06:54:48 | 1469ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-19 05:14:28 | 2697ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-18 04:09:08 | 1508ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-17 02:56:25 | 717ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-16 02:50:30 | 865ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-15 00:11:14 | 1279ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-13 23:49:16 | 852ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-12 22:17:14 | 1180ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-11 20:52:23 | 1063ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-10 19:56:23 | 3826ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-09 16:18:07 | 764ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-08 11:28:26 | 1596ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-08 11:25:45 | 1100ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-07 10:10:46 | 825ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-06 06:19:55 | 2270ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-05 05:58:31 | 776ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-04 05:49:17 | 946ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-03 05:47:32 | 1383ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-02 05:45:49 | 2050ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-10-01 05:37:32 | 494ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-09-30 07:29:05 | 1392ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-09-29 07:15:44 | 1263ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-09-28 06:34:21 | 1256ms | 2 NS 1 A 6 MX | 🔒 Secure |
| 2026-09-27 06:18:12 | 1108ms | 2 NS 1 A 6 MX | 🔒 Secure |