zeroemissionsdatacenter.dk DNS records

🖥️ Nameservers2 records 105ms

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 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.93.24	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.203.6	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	188.114.97.1
🔶 Autoconfig	104.21.93.24

🔷 AAAA Records (IPv6)2 records 92ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:5d18	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:cb06	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 88ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.93.24,172.67.203.6 ech=AEX+DQBB7gAgACA6YMxq103qlP+thN+qM2g13r2RFDyslXXeh2G65GGceAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5d18,2606:4700:3037::ac43:cb06

📝 TXT Records1 records 305ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.zeroemissionsdatacenter.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)

🔐 DNSSEC218ms

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

🏷️ SOA68ms

Field	Value
Serial	2406606199
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

105ms

A

87ms

MX

88ms

AAAA

92ms

TXT

305ms

CAA

87ms

HTTPS

88ms

TLSA

370ms

SOA

68ms

MTA-STS

109ms

DNSSEC

218ms

SRV

132ms

Total

1145ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-03 15:33:25	8710ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 20:50:08	1145ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 15:59:47	926ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 07:37:16	826ms	2 NS 2 A 0 MX	🔓 Insecure	View