zeroemissioncooling.dk DNS records

🖥️ Nameservers2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
sandy.ns.cloudflare.com	108.162.192.219 172.64.32.219 173.245.58.219 2606:4700:50::adf5:3adb 2803:f800:50::6ca2:c0db 2a06:98c1:50::ac40:20db	sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com sandy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zac.ns.cloudflare.com	108.162.195.178 162.159.44.178 172.64.35.178 2606:4700:58::a29f:2cb2 2803:f800:50::6ca2:c3b2 2a06:98c1:50::ac40:23b2	zac.ns.cloudflare.com zac.ns.cloudflare.com zac.ns.cloudflare.com zac.ns.cloudflare.com zac.ns.cloudflare.com zac.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.13.152	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.132.231	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.13.152
🔶 Autoconfig	104.21.13.152

🔷 AAAA Records (IPv6)2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:84e7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:d98	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 70ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.13.152,172.67.132.231 ech=AEX+DQBBlAAgACAnlaSmTqCRhHpp+30bwfmvBBHuzQLG8U9WpzgdbhyiTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:84e7,2606:4700:3035::6815:d98

📝 TXT Records1 records 216ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (zeroemissioncooling.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.zeroemissioncooling.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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)

🔐 DNSSEC97ms

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	2411021882
Primary NS (MNAME)	sandy.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

30ms

A

50ms

MX

47ms

AAAA

37ms

TXT

216ms

CAA

41ms

HTTPS

70ms

TLSA

56ms

SOA

0ms

MTA-STS

62ms

DNSSEC

97ms

SRV

92ms

Total

862ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 16:24:10	711ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-05 22:07:55	862ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 07:11:00	3529ms	2 NS 2 A 0 MX	🔓 Insecure	View