ctwatch.dk DNS records

🖥️ Nameservers4 records 204ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1097.awsdns-09.org	205.251.196.73 2600:9000:5304:4900::1	ns-1097.awsdns-09.org ns-1097.awsdns-09.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-11.awsdns-01.com	205.251.192.11 2600:9000:5300:b00::1	ns-11.awsdns-01.com ns-11.awsdns-01.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1873.awsdns-42.co.uk	205.251.199.81 2600:9000:5307:5100::1	ns-1873.awsdns-42.co.uk ns-1873.awsdns-42.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-810.awsdns-37.net	205.251.195.42 2600:9000:5303:2a00::1	ns-810.awsdns-37.net ns-810.awsdns-37.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records4 records 232ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.174.18.38	60s	server-3-174-18-38.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.53	60s	server-3-174-18-53.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.91	60s	server-3-174-18-91.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.94	60s	server-3-174-18-94.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—

📧 MX Records3 records 244ms

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 Records3 records 528ms

TXT Record
google-site-verification=1jbe50wlkY5T1ko7GuNtW1eUnsqE5de7hK2P4dFfSZU
MS=ms71298969
v=spf1 include:_ctwatch_dk.spf-protect.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ctwatch.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 308ms

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	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
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…

🔐 DNSSEC324ms

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

🏷️ SOA234ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-810.awsdns-37.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

204ms

A

232ms

MX

244ms

AAAA

205ms

TXT

528ms

CAA

245ms

HTTPS

244ms

TLSA

308ms

SOA

234ms

MTA-STS

257ms

DNSSEC

324ms

SRV

477ms

Total

2877ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 23:54:42	2877ms	4 NS 4 A 3 MX	🔓 Insecure	View
2026-06-23 17:03:48	966ms	4 NS 4 A 3 MX	🔓 Insecure	View
2026-06-22 21:07:04	1756ms	4 NS 4 A 3 MX	🔓 Insecure	View
2026-06-16 23:11:26	1089ms	4 NS 4 A 3 MX	🔓 Insecure	View