kjaerulffbrostrom.dk DNS records

🖥️ Nameservers2 records 64ms

Nameserver	IP addresses	PTR	ASN / ISP
crystal.ns.cloudflare.com	108.162.194.202 162.159.38.202 172.64.34.202 2606:4700:50::a29f:26ca 2803:f800:50::6ca2:c2ca 2a06:98c1:50::ac40:22ca	crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dakota.ns.cloudflare.com	108.162.195.79 162.159.44.79 172.64.35.79 2606:4700:58::a29f:2c4f 2803:f800:50::6ca2:c34f 2a06:98c1:50::ac40:234f	dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com dakota.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.6.219	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.81	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 72ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	blizzard.mxrouting.net	45.43.208.19	blizzard.mxrouting.net	AS46261 QuickPacket, LLC
20	300s	blizzard-relay.mxrouting.net	45.43.208.19	blizzard.mxrouting.net	AS46261 QuickPacket, LLC

🔷 AAAA Records (IPv6)2 records 65ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:8751	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::6815:6db	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.6.219,172.67.135.81 ech=AEX+DQBB0gAgACCY23AJFaxEhZtwKx1UNyKwjHLeaIbG6J22qyZ4Km+RbQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8751,2606:4700:3031::6815:6db

📝 TXT Records2 records 237ms

TXT Record
google-site-verification=qsR7Nf45zf44KGXzuKNRAgb1paA9xURnBPjnqUtaCD4
v=spf1 include:mxlogin.com -all

✉️ SPF

Policy	Record (kjaerulffbrostrom.dk)
-all (hard fail)	v=spf1 include:mxlogin.com -all

📨 DMARC

Policy	Record (_dmarc.kjaerulffbrostrom.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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)

🔐 DNSSEC87ms

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	2409727473
Primary NS (MNAME)	crystal.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

64ms

A

44ms

MX

72ms

AAAA

65ms

TXT

237ms

CAA

45ms

HTTPS

46ms

TLSA

185ms

SOA

0ms

MTA-STS

84ms

DNSSEC

87ms

SRV

97ms

Total

1154ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 19:38:29	1154ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-18 09:36:42	10121ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-16 23:39:56	1137ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-25 17:46:45	1413ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-24 08:16:56	2992ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-22 10:18:09	1177ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 08:36:15	949ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-20 00:41:11	13545ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-19 23:39:33	585ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 14:43:15	1823ms	2 NS 2 A 2 MX	🔓 Insecure	View