lucasskt.dk DNS records

🖥️ Nameservers2 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
kate.ns.cloudflare.com	108.162.192.124 172.64.32.124 173.245.58.124 2606:4700:50::adf5:3a7c 2803:f800:50::6ca2:c07c 2a06:98c1:50::ac40:207c	kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
patrick.ns.cloudflare.com	108.162.195.200 162.159.44.200 172.64.35.200 2606:4700:58::a29f:2cc8 2803:f800:50::6ca2:c3c8 2a06:98c1:50::ac40:23c8	patrick.ns.cloudflare.com patrick.ns.cloudflare.com patrick.ns.cloudflare.com patrick.ns.cloudflare.com patrick.ns.cloudflare.com patrick.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 75ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.12.248	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.196.199	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 83ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	f20a42bf959e.lucasskt.dk	213.199.41.61	vmi2081983.contaboserver.net	AS51167 Contabo GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	f20a42bf959e.lucasskt.dk → 213.199.41.61
🔶 Autoconfig	f20a42bf959e.lucasskt.dk → 213.199.41.61

🔷 AAAA Records (IPv6)2 records 105ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:c4c7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:cf8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 126ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.12.248,172.67.196.199 ech=AEX+DQBBmQAgACDlBUBGVeNzIsTX6UfR2ooLMBE8WuKqGfJJenVUR7IqJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c4c7,2606:4700:3035::6815:cf8

🔌 SRV Records2 records 181ms

Service	Priority	Weight	Port	Target
_imap._tcp	0	1	143	f20a42bf959e.lucasskt.dk
_imaps._tcp	0	1	993	f20a42bf959e.lucasskt.dk

📝 TXT Records1 records 447ms

TXT Record
v=spf1 mx ip4:213.199.41.61 ~all

✉️ SPF

Policy	Record (lucasskt.dk)
~all (soft fail)	v=spf1 mx ip4:213.199.41.61 ~all

📨 DMARC

Policy	Record (_dmarc.lucasskt.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:postmaster@lucasskt.dk; ruf=mailto:postmaster@lucasskt.dk

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:postmaster@lucasskt.dk

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

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

🔐 DNSSEC237ms

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	2413464966
Primary NS (MNAME)	kate.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

80ms

A

75ms

MX

83ms

AAAA

105ms

TXT

447ms

CAA

119ms

HTTPS

126ms

TLSA

159ms

SOA

0ms

MTA-STS

167ms

DNSSEC

237ms

SRV

181ms

Total

2060ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 03:36:55	2060ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 02:56:56	1541ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-01 12:20:49	1051ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 21:47:13	1021ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 12:21:26	1440ms	2 NS 2 A 1 MX	🔓 Insecure	View