kasperfuhr.dk DNS records

🖥️ Nameservers2 records 56ms

Nameserver	IP addresses	PTR	ASN / ISP
aida.ns.cloudflare.com	108.162.192.58 172.64.32.58 173.245.58.58 2606:4700:50::adf5:3a3a 2803:f800:50::6ca2:c03a 2a06:98c1:50::ac40:203a	aida.ns.cloudflare.com aida.ns.cloudflare.com aida.ns.cloudflare.com aida.ns.cloudflare.com aida.ns.cloudflare.com aida.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mario.ns.cloudflare.com	108.162.193.203 172.64.33.203 173.245.59.203 2606:4700:58::adf5:3bcb 2803:f800:50::6ca2:c1cb 2a06:98c1:50::ac40:21cb	mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com mario.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.69.91	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.206.194	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.69.91
🔶 Autoconfig	172.67.206.194

🔷 AAAA Records (IPv6)2 records 62ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:cec2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:455b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.69.91,172.67.206.194 ech=AEX+DQBBKgAgACCagOE0lmOvNWN5uy3ezyGns3addflhunnKLGpZ9c/7MwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:cec2,2606:4700:3036::6815:455b

📝 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

🔗 TLSA / DANE

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

🔐 DNSSEC105ms

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	2412631345
Primary NS (MNAME)	aida.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

56ms

A

54ms

MX

58ms

AAAA

62ms

TXT

314ms

CAA

55ms

HTTPS

50ms

TLSA

86ms

SOA

0ms

MTA-STS

76ms

DNSSEC

105ms

SRV

75ms

Total

859ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 01:02:59	859ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 23:55:34	636ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-20 02:09:10	1022ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-17 23:12:44	932ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-16 06:18:12	902ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-12 01:31:05	957ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-10 17:19:58	1404ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 22:59:11	838ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 02:16:26	2355ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-19 04:39:22	1787ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 12:57:27	632ms	2 NS 2 A 0 MX	🔓 Insecure	View