bluesail.dk

📜 Historical scan 2026-06-16 15:16:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bluesail.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. Mail is handled by mx.spamfilter.io. The zone is DNSSEC-signed and validates, has no 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 183ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	—	—	—
ns2.curanet.dk	—	—	—

🌍 A Records#

1 records 209ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.24	—	linux202.curanet.dk	AS48854	—	—	—	—

📧 MX Records#

1 records 142ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx.spamfilter.io	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 329ms

TXT Record
google-site-verification=TfDZk7REC7wzKVVJRbzi_4blHWrjkhlgBAxfYEab39A
v=spf1 include:spf.curanet.dk ~all

✉️ SPF#

Policy	Record (bluesail.dk)
~all (soft fail)	v=spf1 include:spf.curanet.dk ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 10:55:54

www	94.231.106.24 (AS48854) (address records, no CNAME)
www vs bare domain	Same network bluesail.dk: 94.231.106.24 (AS48854) www.bluesail.dk: 94.231.106.24 (AS48854)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

1 records 91ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.spamfilter.io	DANE-EE · SPKI · SHA-256	9A25F05F2E322DABDCC9B7A06AB47A2D…

🔐 DNSSEC#

328ms

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

🏷️ SOA#

146ms

Field	Value
Serial	2024031301
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#

183ms

209ms

142ms

AAAA

204ms

TXT

329ms

CAA

179ms

HTTPS

201ms

TLSA

91ms

SOA

146ms

MTA-STS

206ms

DNSSEC

328ms

SRV

0ms

Total

2000ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-06-27 22:50:33	604ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 20:58:24	1412ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 08:29:16	593ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 22:12:49	781ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 15:16:41	562ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:16:37 shown	2000ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:15:02	3594ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:09:47	496ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:01:11	655ms	2 NS 1 A 1 MX	🔒 Secure