fci.dk DNS records

🖥️ Nameservers2 records 78ms

Nameserver	IP addresses	PTR	ASN / ISP
denver.ns.cloudflare.com	108.162.195.196 162.159.44.196 172.64.35.196 2606:4700:58::a29f:2cc4 2803:f800:50::6ca2:c3c4 2a06:98c1:50::ac40:23c4	denver.ns.cloudflare.com denver.ns.cloudflare.com denver.ns.cloudflare.com denver.ns.cloudflare.com denver.ns.cloudflare.com denver.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
heidi.ns.cloudflare.com	108.162.194.236 162.159.38.236 172.64.34.236 2606:4700:50::a29f:26ec 2803:f800:50::6ca2:c2ec 2a06:98c1:50::ac40:22ec	heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.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
104.21.33.46	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.141.44	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
9	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
12	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
63	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.141.44
🔶 Autoconfig	104.21.33.46

🔷 AAAA Records (IPv6)2 records 76ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:212e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:8d2c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 80ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.33.46,172.67.141.44 ech=AEX+DQBBVAAgACDoxKLAIkAaIhaNMbgHH8jgCAtYlN3rXrrImfbxmjSvWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:212e,2606:4700:3032::ac43:8d2c

📝 TXT Records1 records 359ms

TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF

Policy	Record (fci.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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 / DANE9 records 120ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC133ms

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	2408597397
Primary NS (MNAME)	denver.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

78ms

A

87ms

MX

64ms

AAAA

76ms

TXT

359ms

CAA

85ms

HTTPS

80ms

TLSA

120ms

SOA

0ms

MTA-STS

78ms

DNSSEC

133ms

SRV

158ms

Total

1284ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 08:36:48	1284ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-26 06:06:28	9909ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-05 01:00:39	2324ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-25 13:13:53	3748ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-22 23:20:37	3293ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-22 16:24:36	1171ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 00:02:37	844ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-17 09:48:27	1116ms	2 NS 2 A 3 MX	🔓 Insecure	View