bluesail.dk DNS records

🖥️ Nameservers2 records 31ms

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 Records1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.24	3600s	linux202.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscoverredirect.webexchange.nu → 212.237.249.80
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 137ms

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

🔗 TLSA / DANE1 records 50ms

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

🔐 DNSSEC53ms

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

🏷️ SOA29ms

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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

31ms

A

31ms

MX

47ms

AAAA

31ms

TXT

137ms

CAA

28ms

HTTPS

29ms

TLSA

50ms

SOA

29ms

MTA-STS

36ms

DNSSEC

53ms

SRV

41ms

Total

604ms

🕐 Scan History

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