fccentralen.dk DNS records

🖥️ Nameservers4 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1141.awsdns-14.org	205.251.196.117 2600:9000:5304:7500::1	ns-1141.awsdns-14.org ns-1141.awsdns-14.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1754.awsdns-27.co.uk	205.251.198.218 2600:9000:5306:da00::1	ns-1754.awsdns-27.co.uk ns-1754.awsdns-27.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-34.awsdns-04.com	205.251.192.34 2600:9000:5300:2200::1	ns-34.awsdns-04.com ns-34.awsdns-04.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-626.awsdns-14.net	205.251.194.114 2600:9000:5302:7200::1	ns-626.awsdns-14.net ns-626.awsdns-14.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records4 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.174.18.37	300s	server-3-174-18-37.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.53	300s	server-3-174-18-53.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.84	300s	server-3-174-18-84.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.9	300s	server-3-174-18-9.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—

📧 MX Records1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 78ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records1 records 189ms

TXT Record
v=spf1 include:spf.simply.com include:amazonses.com ~all

✉️ SPF

Policy	Record (fccentralen.dk)
~all (soft fail)	v=spf1 include:spf.simply.com include:amazonses.com ~all

📨 DMARC

Policy	Record (_dmarc.fccentralen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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 / DANE2 records 194ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC120ms

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

🏷️ SOA54ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-34.awsdns-04.com
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

59ms

A

54ms

MX

55ms

AAAA

50ms

TXT

189ms

CAA

45ms

HTTPS

50ms

TLSA

194ms

SOA

54ms

MTA-STS

67ms

DNSSEC

120ms

SRV

78ms

Total

4486ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-29 11:16:16	4486ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-23 22:27:40	1132ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 23:54:41	1466ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-20 01:37:23	1431ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-17 09:50:14	2177ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-17 09:35:32	740ms	4 NS 4 A 1 MX	🔓 Insecure	View