nordstern.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 64.225.83.76 is hosted by DigitalOcean, LLC (AS14061) in The Netherlands. Mail is handled by nordstern-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 64.225.83.76 | 600s | — | AS14061 | DigitalOcean, LLC | 64.225.0.0/17 | 🇳🇱 The Netherlands | Amsterdam |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| 🔶 Autoconfig | nordstern.dk → 64.225.83.76 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 10 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com include:spf.exclaimer.net include:_spf_internal.nordstern.dk include:_spf_external.nordstern.dk include:_custspf.one.com include:_spf.elasticemail.com ip4:87.54.52.154 ip4:87.54.52.170 ip4:20.54.248.90 ip4:20.54.248.142 ip4:20.54.250.88 ip4:20.54.250.91 ip4:20.56.17.109 ip4:20.56.18.130 ip4:20.56.18.132 ip4:20.56.18.179 ip4:20.86.17.114 ip4:20.86.17.142 ip4:20.86.17.153 ip4:20.86.17.159 ~all |
| Policy | Record (nordstern.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.protection.outlook.com include:spf.exclaimer.net include:_spf_internal.nordstern.dk include:_spf_external.nordstern.dk include:_custspf.one.com include:_spf.elasticemail.com ip4:87.54.52.154 ip4:87.54.52.170 ip4:20.54.248.90 ip4:20.54.248.142 ip4:20.54.250.88 ip4:20.54.250.91 ip4:20.56.17.109 ip4:20.56.18.130 ip4:20.56.18.132 ip4:20.56.18.179 ip4:20.86.17.114 ip4:20.86.17.142 ip4:20.86.17.153 ip4:20.86.17.159 ~all |
| Policy | Record (_dmarc.nordstern.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:d8e255d2a48e523@rep.dmarcanalyzer.com; ruf=mailto:d8e255d2a48e523@for.dmarcanalyzer.com; pct=100; fo=1; |
| www CNAME | nordstern.dk (all on nordstern.dk) → 64.225.83.76 (AS14061) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-nordstern-dk._domainkey.casahorsens.onmicrosoft.com | 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: 9/10 · policy: ~all
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.nordstern.dk | nordstern.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 10:23:01 shown | 1080ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 01:28:37 | 2572ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 01:01:37 | 901ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-05 23:38:20 | 1268ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 16:34:03 | 1418ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-02 09:31:07 | 1388ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 15:34:51 | 1190ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 01:30:21 | 2976ms | 2 NS 1 A 1 MX | 🔒 Secure |