klientbook.dk DNS records

🖥️ Nameservers2 records 222ms

Nameserver	IP addresses	PTR	ASN / ISP
margo.ns.cloudflare.com	108.162.195.144 162.159.44.144 172.64.35.144 2606:4700:58::a29f:2c90 2803:f800:50::6ca2:c390 2a06:98c1:50::ac40:2390	margo.ns.cloudflare.com margo.ns.cloudflare.com margo.ns.cloudflare.com margo.ns.cloudflare.com margo.ns.cloudflare.com margo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melina.ns.cloudflare.com	108.162.194.184 162.159.38.184 172.64.34.184 2606:4700:50::a29f:26b8 2803:f800:50::6ca2:c2b8 2a06:98c1:50::ac40:22b8	melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com melina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 223ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.10.243	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.19	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.10.243
🔶 Autoconfig	172.67.147.19

🔷 AAAA Records (IPv6)2 records 150ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:af3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:9313	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 155ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.10.243,172.67.147.19 ech=AEX+DQBBeQAgACCuGPCixN7pyzB38MO3k7VIhlgiTdYiO6aQPa70n5h/XgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:af3,2606:4700:3034::ac43:9313

📝 TXT Records1 records 612ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (klientbook.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.klientbook.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:7051335e789e4ddeb7b9b815d812975f@dmarc-reports.cloudflare.net;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records11 records 205ms

Flags	Tag	Value
0	iodef	mailto:caa-report@dinnerbooking.com
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC511ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA198ms

Field	Value
Serial	2407663832
Primary NS (MNAME)	margo.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

222ms

A

223ms

MX

168ms

AAAA

150ms

TXT

612ms

CAA

205ms

HTTPS

155ms

TLSA

196ms

SOA

198ms

MTA-STS

226ms

DNSSEC

511ms

SRV

265ms

Total

2011ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 11:20:21	1281ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-21 04:54:02	9968ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-09 05:05:31	1975ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-09 23:41:46	1101ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-30 03:05:30	904ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-26 08:13:07	2011ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-23 04:18:24	1347ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-17 13:31:32	786ms	2 NS 2 A 0 MX	🔒 Secure	View