cosani.dk DNS records

🖥️ Nameservers2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 22ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.167	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cosani-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 2a01:111:f403:ca38::8 52.101.68.21 52.101.73.11 52.101.73.123 52.101.73.15	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am9pr04cu00107.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	46.30.215.167

🔷 AAAA Records (IPv6)1 records 27ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:803b:a777:69e8:5d18	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 139ms

TXT Record
MS=ms33021173
v=spf1 include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com -all

✉️ SPF

Policy	Record (cosani.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf-eu.emailsignatures365.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

🔗 TLSA / DANE

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

🔐 DNSSEC99ms

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	2026082801
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

26ms

A

22ms

MX

29ms

AAAA

27ms

TXT

139ms

CAA

23ms

HTTPS

26ms

TLSA

720ms

SOA

0ms

MTA-STS

39ms

DNSSEC

99ms

SRV

43ms

Total

1213ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 04:29:44	1213ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 22:45:30	3049ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 22:32:40	4118ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 10:14:15	2125ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 22:15:39	2691ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 19:09:46	836ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 17:07:24	668ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 03:47:15	1511ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 17:18:42	1048ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 13:08:46	5042ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 01:08:51	1268ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 18:17:21	724ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 22:53:29	2104ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 22:30:28	2616ms	2 NS 1 A 1 MX	🔓 Insecure	View