ibooked.dk DNS records

🖥️ Nameservers2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
greg.ns.cloudflare.com	108.162.193.115 172.64.33.115 173.245.59.115 2606:4700:58::adf5:3b73 2803:f800:50::6ca2:c173 2a06:98c1:50::ac40:2173	greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lola.ns.cloudflare.com	108.162.192.132 172.64.32.132 173.245.58.132 2606:4700:50::adf5:3a84 2803:f800:50::6ca2:c084 2a06:98c1:50::ac40:2084	lola.ns.cloudflare.com lola.ns.cloudflare.com lola.ns.cloudflare.com lola.ns.cloudflare.com lola.ns.cloudflare.com lola.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.47.78	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.170.197	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.ibooked.dk	213.174.150.40	mail.ciliara.net	AS39572 DataWeb Global Group B.V.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.170.197
🔶 Autoconfig	172.67.170.197

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.47.78,172.67.170.197 ech=AEX+DQBB8gAgACC+WHECILa9uUDurP+vkrsgP7J9B/vpGrYGSR+OMf/yFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA=

📝 TXT Records1 records 158ms

TXT Record
google-site-verification=uofXtkyCPbeH6oZMPqudsEhOHvVr44e8xC16RfHjETo

✉️ 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.ibooked.dk	9aPwtG3CYhS9Sc5dKv-IagomzGdJKeBbxjnyQ6Ddc4M
TXT	_acme-challenge.ibooked.dk	udr8YO2OMud_6qxXSuxtv_wtKrGQbqjsheQtwaJDooI

🔗 TLSA / DANE

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

🔐 DNSSEC110ms

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	2413600860
Primary NS (MNAME)	greg.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

30ms

A

30ms

MX

38ms

AAAA

34ms

TXT

158ms

CAA

35ms

HTTPS

34ms

TLSA

61ms

SOA

0ms

MTA-STS

47ms

DNSSEC

110ms

SRV

59ms

Total

1110ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 04:49:55	1110ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 11:18:29	968ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 18:23:01	1002ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-07-19 20:36:08	1275ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 07:24:37	809ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 04:18:53	1535ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 14:17:14	915ms	2 NS 2 A 1 MX	🔓 Insecure	View