bookplan.dk DNS records

🖥️ Nameservers4 records 72ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1048.awsdns-03.org	205.251.196.24 2600:9000:5304:1800::1	ns-1048.awsdns-03.org ns-1048.awsdns-03.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1870.awsdns-41.co.uk	205.251.199.78 2600:9000:5307:4e00::1	ns-1870.awsdns-41.co.uk ns-1870.awsdns-41.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-233.awsdns-29.com	205.251.192.233 2600:9000:5300:e900::1	ns-233.awsdns-29.com ns-233.awsdns-29.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-939.awsdns-53.net	205.251.195.171 2600:9000:5303:ab00::1	ns-939.awsdns-53.net ns-939.awsdns-53.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records1 records 62ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.249.251.251	600s	ec2-34-249-251-251.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	34.240.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records3 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx.zoho.eu	185.20.209.166 185.20.209.166 185.20.209.166 185.230.214.166 185.230.214.166 185.230.214.166	mx2.zoho.eu mx.zoho.eu mx3.zoho.eu mx3.zoho.eu mx2.zoho.eu mx.zoho.eu	AS41913 Computerline GmbH AS41913 Computerline GmbH AS41913 Computerline GmbH AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
20	600s	mx2.zoho.eu	185.230.214.166 185.230.214.166 185.230.214.166	mx3.zoho.eu mx2.zoho.eu mx.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
50	600s	mx3.zoho.eu	185.230.212.166 185.230.212.166 185.230.212.166	mx3.zoho.eu mx2.zoho.eu mx.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover-redirect.mailcloud.dk → 212.237.249.80

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 220ms

TXT Record
MS=ms10569158

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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 / DANE

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

🔐 DNSSEC74ms

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

🏷️ SOA33ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-939.awsdns-53.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

72ms

A

62ms

MX

41ms

AAAA

60ms

TXT

220ms

CAA

59ms

HTTPS

44ms

TLSA

60ms

SOA

33ms

MTA-STS

71ms

DNSSEC

74ms

SRV

108ms

Total

954ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 08:21:13	954ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 16:09:28	2295ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 16:03:03	701ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 16:00:48	3219ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 16:00:23	1063ms	4 NS 1 A 3 MX	🔓 Insecure	View