blackhost.dk DNS records

🖥️ Nameservers2 records 62ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.blackhost.dk	95.179.132.153	ns1.fairhost.net	AS20473 The Constant Company, LLC
ns2.blackhost.dk	108.61.173.235	ns2.blackhost.dk	AS20473 The Constant Company, LLC

🌍 A Records1 records 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.215.201	14400s	cp10.fairhost.net	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	blackhost-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::5 2a01:111:f403:ca09::a 52.101.103.137 52.101.68.27 52.101.68.29 52.101.73.8	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.24
🔶 Autoconfig	157.90.215.201

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 167ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 551ms

TXT Record
google-site-verification=KD0DgpNLYHnKGmuj8T55fuGM52IANHrcbvXjjkeO3lc
MS=ms15084666
v=spf1 +a +mx +ip4:157.90.215.201 +ip4:148.251.117.38 +include:spf1.mailchannels.net +include:spf.mail.ispapi.net +include:spf.protection.outlook.com +include:relay.mailchannels.net ~all

✉️ SPF

Policy	Record (blackhost.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:157.90.215.201 +ip4:148.251.117.38 +include:spf1.mailchannels.net +include:spf.mail.ispapi.net +include:spf.protection.outlook.com +include:relay.mailchannels.net ~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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.blackhost.dk	CeRXsg4S6QVHY5AvEC-_GSzMwS9y8Ry0gkuE0uA7oO8

🔗 TLSA / DANE

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

🔐 DNSSEC129ms

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	2026081401
Primary NS (MNAME)	ns1.blackhost.dk
Responsible (RNAME)	hostmaster@blackhost.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

62ms

A

84ms

MX

85ms

AAAA

84ms

TXT

551ms

CAA

80ms

HTTPS

87ms

TLSA

190ms

SOA

0ms

MTA-STS

140ms

DNSSEC

129ms

SRV

167ms

Total

1380ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 11:54:04	1380ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 23:02:03	2761ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-16 02:56:59	11325ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 15:32:43	814ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 15:21:34	1179ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 21:26:53	957ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 14:45:20	915ms	2 NS 1 A 1 MX	🔓 Insecure	View