nordstern.dk

📜 Historical scan 2026-08-02 09:31:07  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nordstern.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 August 2022 (WHOIS) and 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   82ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   85ms
IPTTLPTRASNISP / OrgCIDRCountryCity
64.225.83.76 600s — AS14061 DigitalOcean, LLC 64.225.0.0/17 🇳🇱 The Netherlands Amsterdam

📧 MX Records#

1 records   85ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s nordstern-dk.mail.protection.outlook.com 2a01:111:f403:ca04::10
2a01:111:f403:ca04::2
2a01:111:f403:ca09::4
2a01:111:f403:ca09::b
52.101.68.21
52.101.68.39
52.101.73.12
52.101.73.6		 mail-dbapr03cu00100.inbound.protection.outlook.com
mail-du2pr03cu00102.inbound.protection.outlook.com
mail-am0pr04cu00504.inbound.protection.outlook.com
mail-am7pr05cu00103.inbound.protection.outlook.com
mail-db4pr02cu00205.inbound.protection.outlook.com
mail-db7pr03cu00607.inbound.protection.outlook.com
mail-am4pr0401cu00104.inbound.protection.outlook.com
mail-am6pr04cu00306.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.101.112.194
🔶 Autoconfignordstern.dk → 64.225.83.76

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   131ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 10 1 5061 sipfed.online.lync.com

📝 TXT Records#

1 records   228ms
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

✉️ SPF#

PolicyRecord (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

📨 DMARC#

PolicyRecord (_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;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 05:11:20
www CNAMEnordstern.dk (all on nordstern.dk)
www vs bare domainSame network
nordstern.dk: 64.225.83.76 (AS14061)
www.nordstern.dk: 64.225.83.76 (AS14061)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 9/10 · policy: ~all

  • warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.nordstern.dk nordstern.dk

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

211ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026080101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-18 21:29:15
FieldValue
RegistrarONE.COM A/S
Registered2022-08-15
Expires2027-08-14 (297d)

🔗 Same registrant#

2 domains

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).

DomainRegistrar
casa-entreprise.dkPunktum dk A/S (direct)
kpc-byg.dkONE.COM A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
82ms
A
85ms
MX
85ms
AAAA
87ms
TXT
228ms
CAA
81ms
HTTPS
83ms
TLSA
290ms
SOA
0ms
MTA-STS
110ms
DNSSEC
211ms
SRV
131ms
Total
1388ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-04 10:23:01 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 shown 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
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