cleantechwatch.dk DNS records

🖥️ Nameservers4 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1144.awsdns-15.org	205.251.196.120 2600:9000:5304:7800::1	ns-1144.awsdns-15.org ns-1144.awsdns-15.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1736.awsdns-25.co.uk	205.251.198.200 2600:9000:5306:c800::1	ns-1736.awsdns-25.co.uk ns-1736.awsdns-25.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-374.awsdns-46.com	205.251.193.118 2600:9000:5301:7600::1	ns-374.awsdns-46.com ns-374.awsdns-46.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-773.awsdns-32.net	205.251.195.5 2600:9000:5303:500::1	ns-773.awsdns-32.net ns-773.awsdns-32.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records2 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
54.246.173.251	60s	ec2-54-246-173-251.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	54.244.0.0/14	🇮🇪 Ireland	Dublin
54.74.53.117	60s	ec2-54-74-53-117.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	54.64.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records3 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	3600s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
20	3600s	mx3-dk.centerasecurity.dk	128.76.60.187 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 265ms

TXT Record
MS=ms66149392
v=spf1 include:_cleantechwatch_dk.spf-protect.com -all

✉️ SPF

Policy	Record (cleantechwatch.dk)
-all (hard fail)	v=spf1 include:_cleantechwatch_dk.spf-protect.com -all

📨 DMARC

Policy	Record (_dmarc.cleantechwatch.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:68bed34f6da5b@dmarc-dk.centerasecurity.com;

📬 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 / DANE6 records 195ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…

🔐 DNSSEC9134ms

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	1
Primary NS (MNAME)	ns-773.awsdns-32.net
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

42ms

MX

46ms

AAAA

36ms

TXT

265ms

CAA

51ms

HTTPS

64ms

TLSA

195ms

SOA

0ms

MTA-STS

90ms

DNSSEC

9134ms

SRV

92ms

Total

12947ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 11:49:30	12947ms	4 NS 2 A 3 MX	🔓 Insecure	View
2026-08-24 14:21:12	6612ms	4 NS 2 A 3 MX	🔓 Insecure	View
2026-06-16 21:15:28	978ms	4 NS 2 A 3 MX	🔓 Insecure	View