rksea.dk

📜 Historical scan 2026-06-21 03:59:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rksea.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 10 November 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.155.52 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by rksea-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 97ms

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 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.52	600s	vm1227.enterprisecloud.nu	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rksea-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::1 2a01:111:f403:ca09::3 2a01:111:f403:ca09::b 52.101.68.15 52.101.68.8 52.101.73.153 52.101.73.4	mail-db7pr03cu00401.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 413ms

TXT Record
MS=ms72680304
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.rksea.dk)
no policy tag	v=DMARC1; p=q; adkim=s; aspf=s; pct=100; rua=mailto:dmarc@rksea.dk; ruf=mailto:dmarc@rksea.dk; fo=1; ri=86400

📬 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 2026-10-11 06:20:10

www	93.191.155.52 (AS48854) (address records, no CNAME)
www vs bare domain	Same network rksea.dk: 93.191.155.52 (AS48854) www.rksea.dk: 93.191.155.52 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

233ms

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

🏷️ SOA#

92ms

Field	Value
Serial	2026060302
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-18 04:41:29

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-11-10
Expires	2029-11-30 (1132d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

97ms

73ms

86ms

AAAA

96ms

TXT

413ms

CAA

87ms

HTTPS

91ms

TLSA

298ms

SOA

92ms

MTA-STS

100ms

DNSSEC

233ms

SRV

138ms

Total

1304ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 15:27:24	914ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 11:56:13	1074ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 11:42:23	2230ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 03:59:00 shown	1304ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 15:57:50	1180ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 23:45:56	983ms	2 NS 1 A 1 MX	🔒 Secure