copenhagencityheartstudy.dk DNS records

🖥️ Nameservers4 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nhl-data.dk	185.136.96.11 2a06:fb00:1::1:11	ns1.nhl-data.dk ns1.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns2.nhl-data.dk	185.136.97.11 2a06:fb00:1::2:11	ns2.nhl-data.dk ns2.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns3.nhl-data.dk	185.136.98.11 2a06:fb00:1::3:11	ns3.nhl-data.dk ns3.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns4.nhl-data.dk	185.136.99.11 2a06:fb00:1::4:11	ns4.nhl-data.dk ns4.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records2 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.206.180.167	3600s	42.http-proxy2.cloudns.net	AS205787	Public Cloud Ltd.	185.206.180.0/22	🇩🇪 Germany	—
185.206.180.185	3600s	185.http4.cloudns.net	AS205787	Public Cloud Ltd.	185.206.180.0/22	🇩🇪 Germany	—

📧 MX Records1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.copenhagencityheartstudy.dk	185.206.180.167 185.206.180.185 2a0b:1640:1:1:1:1:1783:3454 2a0b:1640:1:1:1013:1:1:1	42.http-proxy2.cloudns.net 185.http4.cloudns.net http-proxy2.cloudns.net 185.http4.cloudns.net	AS205787 Public Cloud Ltd. AS205787 Public Cloud Ltd. AS205787 Public Cloud Ltd. AS205787 Public Cloud Ltd.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	copenhagencityheartstudy.dk → 185.206.180.185
🔶 Autoconfig	copenhagencityheartstudy.dk → 185.206.180.167

🔷 AAAA Records (IPv6)2 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a0b:1640:1:1:1013:1:1:1	3600s	185.http4.cloudns.net	AS205787	Public Cloud Ltd.	2a0b:1640:1:0:0:0:0:0/48	🇧🇬 Bulgaria	—
2a0b:1640:1:1:1:1:1783:3454	3600s	http-proxy2.cloudns.net	AS205787	Public Cloud Ltd.	2a0b:1640:1:0:0:0:0:0/48	🇧🇬 Bulgaria	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.copenhagencityheartstudy.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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
CNAME	_acme-challenge.copenhagencityheartstudy.dk	copenhagencityheartstudy.dk

🔗 TLSA / DANE

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

🔐 DNSSEC85ms

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	2026030602
Primary NS (MNAME)	ns1.nhl-data.dk
Responsible (RNAME)	hostmaster@nhl-data.dk
Refresh	10800s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

42ms

A

50ms

MX

62ms

AAAA

42ms

TXT

260ms

CAA

52ms

HTTPS

53ms

TLSA

83ms

SOA

0ms

MTA-STS

68ms

DNSSEC

85ms

SRV

77ms

Total

1073ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:44:44	1073ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-08-24 14:17:23	2615ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 22:30:50	509ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 22:20:12	690ms	4 NS 2 A 1 MX	🔓 Insecure	View