blacksun.dk DNS records

🖥️ Nameservers2 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
frank.ns.cloudflare.com	108.162.193.166 172.64.33.166 173.245.59.166 2606:4700:58::adf5:3ba6 2803:f800:50::6ca2:c1a6 2a06:98c1:50::ac40:21a6	frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mary.ns.cloudflare.com	108.162.192.134 172.64.32.134 173.245.58.134 2606:4700:50::adf5:3a86 2803:f800:50::6ca2:c086 2a06:98c1:50::ac40:2086	mary.ns.cloudflare.com mary.ns.cloudflare.com mary.ns.cloudflare.com mary.ns.cloudflare.com mary.ns.cloudflare.com mary.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
88.198.142.158	300s	p-gate01.olrik.cloud	AS24940	Hetzner Online GmbH	88.198.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records2 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	88.198.142.158
🔶 Autoconfig	88.198.142.158

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 200ms

TXT Record
v=spf1 include:spf.messagingengine.com -all

✉️ SPF

Policy	Record (blacksun.dk)
-all (hard fail)	v=spf1 include:spf.messagingengine.com -all

📨 DMARC

Policy	Record (_dmarc.blacksun.dk)
p=reject	v=DMARC1; p=reject; pct=100; adkim=s; aspf=s; rua=mailto:dmarc-reports@olrik.it

📬 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 / DANE

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

🔐 DNSSEC134ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2413001986
Primary NS (MNAME)	frank.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

63ms

A

54ms

MX

36ms

AAAA

41ms

TXT

200ms

CAA

58ms

HTTPS

42ms

TLSA

176ms

SOA

0ms

MTA-STS

61ms

DNSSEC

134ms

SRV

119ms

Total

1525ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 06:49:51	1525ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-22 23:42:34	3620ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-10 17:44:22	2073ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 07:40:57	3866ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-25 01:46:52	1850ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-09 01:45:57	2028ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-25 12:59:59	3537ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 14:46:57	713ms	2 NS 1 A 2 MX	🔓 Insecure	View