kalenderbooking.dk

Records from scan: 2026-09-29 23:47:37 · 808ms total · last checked 2026-10-17 16:25 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kalenderbooking.dk is a .dk domain served by 2 nameservers (lewis.ns.cloudflare.com, maya.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.71.7 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
lewis.ns.cloudflare.com	108.162.195.159 162.159.44.159 172.64.35.159 2606:4700:58::a29f:2c9f 2803:f800:50::6ca2:c39f 2a06:98c1:50::ac40:239f	lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
maya.ns.cloudflare.com	108.162.192.194 172.64.32.194 173.245.58.194 2606:4700:50::adf5:3ac2 2803:f800:50::6ca2:c0c2 2a06:98c1:50::ac40:20c2	maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.71.7	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.141.67	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

7 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	142.250.150.26 2a00:1450:4010:c1e::1a	la-in-f26.1e100.net lb-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx4.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx5.googlemail.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	server4.berggreens.dk → 104.21.94.40
🔶 Autoconfig	server4.berggreens.dk → 104.21.94.40

🔷 AAAA Records (IPv6)#

2 records 59ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:4707	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:8d43	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 48ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.71.7,172.67.141.67 ech=AEX+DQBBeQAgACChcnlRvHVgV0vA/iSQjwiMpGeWL8tgFQCRjBE2VbOtAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:4707,2606:4700:3034::ac43:8d43

📝 TXT Records#

📝

No TXT records found

✉️ 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

🧩 Web & zone#

checked 2026-10-08 04:39:13

www	104.21.71.7 172.67.141.67 2606:4700:3034::6815:4707 2606:4700:3034::ac43:8d43 (AS13335) (address records, no CNAME)
www vs bare domain	Same network kalenderbooking.dk: 104.21.71.7 172.67.141.67 2606:4700:3034::6815:4707 2606:4700:3034::ac43:8d43 (AS13335) www.kalenderbooking.dk: 104.21.71.7 172.67.141.67 2606:4700:3034::6815:4707 2606:4700:3034::ac43:8d43 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.kalenderbooking.dk	server4.berggreens.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415035797
Primary NS (MNAME)	lewis.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

59ms

37ms

51ms

AAAA

59ms

TXT

191ms

CAA

46ms

HTTPS

48ms

TLSA

139ms

SOA

0ms

MTA-STS

113ms

DNSSEC

65ms

SRV

100ms

Total

808ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 23:47:37 shown	808ms	2 NS 2 A 7 MX	🔓 Insecure
2026-09-25 07:45:42	10366ms	2 NS 2 A 7 MX	🔓 Insecure
2026-09-19 09:07:33	2442ms	2 NS 2 A 7 MX	🔓 Insecure
2026-09-06 21:23:10	997ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-27 08:00:16	1377ms	2 NS 2 A 7 MX	🔓 Insecure
2026-07-17 22:04:25	10652ms	2 NS 2 A 7 MX	🔓 Insecure
2026-07-08 22:05:44	2785ms	2 NS 2 A 7 MX	❓ Unknown
2026-07-02 13:36:58	1697ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-18 07:37:10	1627ms	2 NS 2 A 7 MX	🔓 Insecure