opus2i.dk DNS records

🖥️ Nameservers2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
johnathan.ns.cloudflare.com	108.162.195.44 162.159.44.44 172.64.35.44 2606:4700:58::a29f:2c2c 2803:f800:50::6ca2:c32c 2a06:98c1:50::ac40:232c	johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com johnathan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ruth.ns.cloudflare.com	108.162.192.143 172.64.32.143 173.245.58.143 2606:4700:50::adf5:3a8f 2803:f800:50::6ca2:c08f 2a06:98c1:50::ac40:208f	ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com ruth.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records4 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
141.101.90.96	300s	—	AS13335	Cloudflare, Inc.	141.101.90.0/24	—	—
141.101.90.97	300s	—	AS13335	Cloudflare, Inc.	141.101.90.0/24	—	—
141.101.90.98	300s	—	AS13335	Cloudflare, Inc.	141.101.90.0/24	—	—
141.101.90.99	300s	—	AS13335	Cloudflare, Inc.	141.101.90.0/24	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)4 records 70ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3200::90:0	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3200:0:0:0:0:0/48	—	—
2a06:98c1:3200::90:1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3200:0:0:0:0:0/48	—	—
2a06:98c1:3200::90:2	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3200:0:0:0:0:0/48	—	—
2a06:98c1:3200::90:3	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3200:0:0:0:0:0/48	—	—

🔐 HTTPS Records1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=141.101.90.96,141.101.90.97,141.101.90.98,141.101.90.99 ech=AEX+DQBB0wAgACBvcdMNkiAKssD1MMlAjwQ9suAXxEyj8jm+B6MzOy6bHAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3200::90:0,2a06:98c1:3200::90:1,2a06:98c1:3200::90:2,2a06:98c1:3200::90:3

📝 TXT Records1 records 227ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (opus2i.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.opus2i.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.opus2i.dk	C5mmtrQATCE-B1x7AQxzSsshbZzpSomyIanIDX1Bo4I
TXT	_acme-challenge.opus2i.dk	K06C6NtIUdmkQ3KvfbSKYe-C6cBATdy5sVO0Wi6TO3E

🔗 TLSA / DANE

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

🔐 DNSSEC101ms

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	2413011343
Primary NS (MNAME)	johnathan.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

60ms

A

49ms

MX

57ms

AAAA

70ms

TXT

227ms

CAA

64ms

HTTPS

61ms

TLSA

114ms

SOA

0ms

MTA-STS

81ms

DNSSEC

101ms

SRV

76ms

Total

1156ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 16:18:48	570ms	2 NS 4 A 0 MX	🔓 Insecure	View
2026-08-24 14:49:05	1156ms	2 NS 4 A 0 MX	🔓 Insecure	View
2026-07-24 09:50:19	16948ms	2 NS 4 A 0 MX	🔓 Insecure	View
2026-07-03 10:17:43	970ms	2 NS 4 A 0 MX	🔓 Insecure	View
2026-06-27 02:25:30	3224ms	2 NS 4 A 0 MX	🔓 Insecure	View
2026-06-25 09:44:21	3791ms	2 NS 4 A 0 MX	🔓 Insecure	View
2026-06-18 00:26:00	907ms	2 NS 4 A 0 MX	🔓 Insecure	View