oneopensky.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
aiden.ns.cloudflare.com	108.162.193.55 172.64.33.55 173.245.59.55 2606:4700:58::adf5:3b37 2803:f800:50::6ca2:c137 2a06:98c1:50::ac40:2137	aiden.ns.cloudflare.com aiden.ns.cloudflare.com aiden.ns.cloudflare.com aiden.ns.cloudflare.com aiden.ns.cloudflare.com aiden.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
alice.ns.cloudflare.com	108.162.192.60 172.64.32.60 173.245.58.60 2606:4700:50::adf5:3a3c 2803:f800:50::6ca2:c03c 2a06:98c1:50::ac40:203c	alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	300s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	oneopensky-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::8 2a01:111:f403:ca04::f 2a01:111:f403:ca09::20 52.101.68.15 52.101.68.39 52.101.73.24 52.101.73.6	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	oneopensky.dk → 23.227.38.65

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 55ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	1	100	5061	sipfed.online.lync.com

📝 TXT Records6 records 118ms

TXT Record
facebook-domain-verification=zjsqvea1ge3hyroqmv9nssswjlvvqi
google-site-verification=vAFU9mKQhJVg9KbmdUwXUaIQVDombj5zEx9X8O24VPU
klaviyo-site-verification=RjcH53
MS=ms42637376
v=DKIM1\\; g=*\\; k=rsa\\; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCn0uztlIpjDBCL8S366YQRe0UkrDX98si6W82omgode11ibr1xiF6TxkRwtyddgfo7LnQ89WiR6HSdsZLZof1fSAUKCJb1qpGggzmJbXkIiFbf9
v=spf1 include:spf.protection.outlook.com include:_spf.powerhosting.dk include:trustpilotservice.com include:sendgrid.net include:spf.lagersystem.dk include:emsd1.com -all

✉️ SPF

Policy	Record (oneopensky.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.powerhosting.dk include:trustpilotservice.com include:sendgrid.net include:spf.lagersystem.dk include:emsd1.com -all

📨 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.oneopensky.dk	oneopensky.dk
TXT	oneopensky.dk	facebook-domain-verification=zjsqvea1ge3hyroqmv9nssswjlvvqi
TXT	oneopensky.dk	klaviyo-site-verification=RjcH53

🔗 TLSA / DANE

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

🔐 DNSSEC106ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2407520400
Primary NS (MNAME)	aiden.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

40ms

A

35ms

MX

44ms

AAAA

36ms

TXT

118ms

CAA

33ms

HTTPS

30ms

TLSA

204ms

SOA

0ms

MTA-STS

38ms

DNSSEC

106ms

SRV

55ms

Total

948ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 18:29:46	1128ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-09 18:28:48	1958ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-29 07:01:39	1894ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 12:06:23	10779ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-15 17:50:46	9143ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 12:35:15	948ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 22:10:44	2171ms	2 NS 1 A 1 MX	🔓 Insecure	View