cosol.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
lucy.ns.cloudflare.com	108.162.192.133 172.64.32.133 173.245.58.133 2606:4700:50::adf5:3a85 2803:f800:50::6ca2:c085 2a06:98c1:50::ac40:2085	lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
seamus.ns.cloudflare.com	108.162.195.184 162.159.44.184 172.64.35.184 2606:4700:58::a29f:2cb8 2803:f800:50::6ca2:c3b8 2a06:98c1:50::ac40:23b8	seamus.ns.cloudflare.com seamus.ns.cloudflare.com seamus.ns.cloudflare.com seamus.ns.cloudflare.com seamus.ns.cloudflare.com seamus.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
207.154.252.109	300s	—	AS14061	DigitalOcean, LLC	207.154.192.0/18	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cosol-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::f 2a01:111:f403:ca09::a 2a01:111:f403:ca09::c 52.101.68.27 52.101.68.36 52.101.68.39 52.101.73.30	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr05cu00306.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 284ms

TXT Record
MS=ms56647521
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cosol.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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)

🔐 DNSSEC104ms

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	2410357291
Primary NS (MNAME)	lucy.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

43ms

A

44ms

MX

81ms

AAAA

46ms

TXT

284ms

CAA

64ms

HTTPS

67ms

TLSA

223ms

SOA

0ms

MTA-STS

76ms

DNSSEC

104ms

SRV

103ms

Total

925ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:41:38	925ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-24 17:49:23	2134ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 17:07:22	1650ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 20:44:15	5819ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 22:04:39	797ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 22:35:58	1752ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 22:31:07	821ms	2 NS 1 A 1 MX	🔓 Insecure	View