rv13.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
isaac.ns.cloudflare.com	108.162.193.177 172.64.33.177 173.245.59.177 2606:4700:58::adf5:3bb1 2803:f800:50::6ca2:c1b1 2a06:98c1:50::ac40:21b1	isaac.ns.cloudflare.com isaac.ns.cloudflare.com isaac.ns.cloudflare.com isaac.ns.cloudflare.com isaac.ns.cloudflare.com isaac.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zelda.ns.cloudflare.com	108.162.192.242 172.64.32.242 173.245.58.242 2606:4700:50::adf5:3af2 2803:f800:50::6ca2:c0f2 2a06:98c1:50::ac40:20f2	zelda.ns.cloudflare.com zelda.ns.cloudflare.com zelda.ns.cloudflare.com zelda.ns.cloudflare.com zelda.ns.cloudflare.com zelda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.85.124	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.205.182	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:557c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:cdb6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.85.124,172.67.205.182 ech=AEX+DQBBAwAgACC3OYbX1lKZzel/XJpiy3KR16N6WjEw6A6HrVpxwXNVOAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:557c,2606:4700:3035::ac43:cdb6

📝 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)

🔐 DNSSEC77ms

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	2410867986
Primary NS (MNAME)	isaac.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

31ms

A

45ms

MX

46ms

AAAA

45ms

TXT

185ms

CAA

41ms

HTTPS

37ms

TLSA

57ms

SOA

0ms

MTA-STS

56ms

DNSSEC

77ms

SRV

71ms

Total

879ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-08 01:55:14	879ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-27 09:13:51	9363ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-01 05:00:17	943ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 03:51:08	2555ms	2 NS 2 A 0 MX	🔓 Insecure	View