seacore.dk

📜 Historical scan 2026-06-19 23:14:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seacore.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 192.250.229.77 is hosted by WHG Hosting Services Ltd (AS209341) in Germany. Mail is handled by seacore-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 225ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 223ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
192.250.229.77	3600s	s3142.fra1.stableserver.net	AS209341	WHG Hosting Services Ltd	192.250.229.0/24	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 222ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	seacore-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::a 2a01:111:f403:ca09::d 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.29 52.101.73.2 52.101.73.26	mail-db4pr02cu00307.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.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#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136
🔶 Autoconfig	192.250.229.77

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 715ms

TXT Record
MS=ms88468407
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (seacore.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.seacore.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; adkim=r; aspf=r; pct=100

📬 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 2026-10-16 00:50:25

www	192.250.229.77 (AS209341) (address records, no CNAME)
www vs bare domain	Same network seacore.dk: 192.250.229.77 (AS209341) www.seacore.dk: 192.250.229.77 (AS209341)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-seacore-dk._domainkey.seacoredk.d-v1.dkim.mail.microsoft	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

400ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

221ms

Field	Value
Serial	2026032401
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

225ms

223ms

222ms

AAAA

220ms

TXT

715ms

CAA

225ms

HTTPS

220ms

TLSA

528ms

SOA

221ms

MTA-STS

150ms

DNSSEC

400ms

SRV

342ms

Total

1566ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 00:37:14	752ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 06:38:49	672ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 16:20:10	1258ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 15:17:41	2161ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 06:42:52	749ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 04:28:49	2740ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 23:14:38 shown	1566ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:13:05	913ms	2 NS 1 A 1 MX	🔒 Secure