by-fleur.dk DNS records

🖥️ Nameservers2 records 149ms

Nameserver	IP addresses	PTR	ASN / ISP
cortney.ns.cloudflare.com	108.162.192.87 172.64.32.87 173.245.58.87 2606:4700:50::adf5:3a57 2803:f800:50::6ca2:c057 2a06:98c1:50::ac40:2057	cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
wells.ns.cloudflare.com	108.162.195.125 162.159.44.125 172.64.35.125 2606:4700:58::a29f:2c7d 2803:f800:50::6ca2:c37d 2a06:98c1:50::ac40:237d	wells.ns.cloudflare.com wells.ns.cloudflare.com wells.ns.cloudflare.com wells.ns.cloudflare.com wells.ns.cloudflare.com wells.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.51.54	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.221.166	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 159ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	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.
24	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.
81	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.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	188.114.96.1
🔶 Autoconfig	104.21.51.54

🔷 AAAA Records (IPv6)2 records 150ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:dda6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:3336	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 139ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.51.54,172.67.221.166 ech=AEX+DQBBmgAgACA1smk0Qt2HIaNDBiPL3uqJ1QPehkyj7EZpiwu5J30EJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:dda6,2606:4700:3033::6815:3336

📝 TXT Records1 records 483ms

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

✉️ SPF

Policy	Record (by-fleur.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 502ms

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

🔐 DNSSEC349ms

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	2412475843
Primary NS (MNAME)	cortney.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

149ms

A

112ms

MX

159ms

AAAA

150ms

TXT

483ms

CAA

103ms

HTTPS

139ms

TLSA

502ms

SOA

0ms

MTA-STS

190ms

DNSSEC

349ms

SRV

244ms

Total

14837ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-18 22:12:17	14837ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-15 23:48:30	1985ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-16 10:29:16	2071ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-22 21:30:03	3066ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-22 16:40:58	1156ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 06:52:20	911ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 18:15:34	6959ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-16 18:09:05	730ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-16 18:03:35	3300ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-16 18:00:13	2948ms	2 NS 2 A 3 MX	🔓 Insecure	View