a-c.dk DNS records

🖥️ Nameservers2 records 62ms

Nameserver	IP addresses	PTR	ASN / ISP
chase.ns.cloudflare.com	108.162.195.156 162.159.44.156 172.64.35.156 2606:4700:58::a29f:2c9c 2803:f800:50::6ca2:c39c 2a06:98c1:50::ac40:239c	chase.ns.cloudflare.com chase.ns.cloudflare.com chase.ns.cloudflare.com chase.ns.cloudflare.com chase.ns.cloudflare.com chase.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ollie.ns.cloudflare.com	108.162.194.71 162.159.38.71 172.64.34.71 2606:4700:50::a29f:2647 2803:f800:50::6ca2:c247 2a06:98c1:50::ac40:2247	ollie.ns.cloudflare.com ollie.ns.cloudflare.com ollie.ns.cloudflare.com ollie.ns.cloudflare.com ollie.ns.cloudflare.com ollie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.19.33	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.184.239	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 60ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:b8ef	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:1321	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.19.33,172.67.184.239 ech=AEX+DQBBWQAgACBeK9hr6HOX/uTlKAGT25t/lmUklgMUeTyBqYwsb8YeQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b8ef,2606:4700:3033::6815:1321

📝 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)

🔐 DNSSEC2061ms

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	2411195884
Primary NS (MNAME)	chase.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

62ms

A

56ms

MX

67ms

AAAA

60ms

TXT

196ms

CAA

51ms

HTTPS

49ms

TLSA

82ms

SOA

0ms

MTA-STS

65ms

DNSSEC

2061ms

SRV

74ms

Total

2512ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 09:54:31	2512ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-06 05:16:45	1232ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-17 15:37:03	1385ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-27 13:01:17	925ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 21:29:20	1325ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 13:15:13	771ms	2 NS 2 A 0 MX	🔓 Insecure	View