letteboger.dk DNS records

🖥️ Nameservers2 records 26ms

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.
eric.ns.cloudflare.com	108.162.193.112 172.64.33.112 173.245.59.112 2606:4700:58::adf5:3b70 2803:f800:50::6ca2:c170 2a06:98c1:50::ac40:2170	eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.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
104.21.81.217	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.165.57	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx01.dandomain.dk	212.237.249.50	mx1.dandomain.dk	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:a539	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:51d9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 28ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.81.217,172.67.165.57 ech=AEX+DQBB8gAgACDHL35BlWDKWz22DYtOK4TpRMUwpkRrAmRPvUVhVtpJLgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a539,2606:4700:3035::6815:51d9

📝 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.letteboger.dk	9xvHHY9MieOH6WY_7iM6dBi0_jDd4EyuGQNydINYqFg
TXT	_acme-challenge.letteboger.dk	L40nhNJ_x4aY58F7laMaHvXZAM7YBlGSXpAkxkrE2AU

🔗 TLSA / DANE

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

🔐 DNSSEC99ms

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	2413366954
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

26ms

A

30ms

MX

24ms

AAAA

38ms

TXT

132ms

CAA

26ms

HTTPS

28ms

TLSA

43ms

SOA

0ms

MTA-STS

40ms

DNSSEC

99ms

SRV

43ms

Total

521ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 16:13:47	521ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 14:07:17	506ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 13:48:03	583ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 01:49:39	2505ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-22 06:52:14	7035ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-09 23:33:10	1605ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 01:11:05	11562ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 00:03:34	9851ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 12:17:41	693ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 23:39:39	1161ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 17:36:37	4601ms	2 NS 2 A 1 MX	🔓 Insecure	View