opti-safe.dk DNS records

🖥️ Nameservers2 records 147ms

Nameserver	IP addresses	PTR	ASN / ISP
ernest.ns.cloudflare.com	108.162.193.164 172.64.33.164 173.245.59.164 2606:4700:58::adf5:3ba4 2803:f800:50::6ca2:c1a4 2a06:98c1:50::ac40:21a4	ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com ernest.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stephane.ns.cloudflare.com	108.162.194.112 162.159.38.112 172.64.34.112 2606:4700:50::a29f:2670 2803:f800:50::6ca2:c270 2a06:98c1:50::ac40:2270	stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com stephane.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 116ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.11.234	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.213	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 123ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:83d5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:bea	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 120ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.11.234,172.67.131.213 ech=AEX+DQBBUgAgACApX7zJGzc2YT6igXiXwkBCe+2AqFgEbRjVaSzuvIIPbgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:83d5,2606:4700:3034::6815:bea

📝 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)

🔐 DNSSEC196ms

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	2411948759
Primary NS (MNAME)	ernest.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

147ms

A

116ms

MX

103ms

AAAA

123ms

TXT

291ms

CAA

108ms

HTTPS

120ms

TLSA

73ms

SOA

0ms

MTA-STS

179ms

DNSSEC

196ms

SRV

160ms

Total

1267ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 06:51:03	1267ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-19 23:27:39	1152ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 09:11:48	2445ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 04:31:12	976ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 07:33:41	662ms	2 NS 2 A 0 MX	🔓 Insecure	View