nielsskou.dk DNS records

🖥️ Nameservers2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
carlos.ns.cloudflare.com	108.162.195.112 162.159.44.112 172.64.35.112 2606:4700:58::a29f:2c70 2803:f800:50::6ca2:c370 2a06:98c1:50::ac40:2370	carlos.ns.cloudflare.com carlos.ns.cloudflare.com carlos.ns.cloudflare.com carlos.ns.cloudflare.com carlos.ns.cloudflare.com carlos.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
faye.ns.cloudflare.com	108.162.194.180 162.159.38.180 172.64.34.180 2606:4700:50::a29f:26b4 2803:f800:50::6ca2:c2b4 2a06:98c1:50::ac40:22b4	faye.ns.cloudflare.com faye.ns.cloudflare.com faye.ns.cloudflare.com faye.ns.cloudflare.com faye.ns.cloudflare.com faye.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nielsskou-dk.mail.protection.outlook.com	2a01:111:f403:ca09::3 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 2a01:111:f403:ca09::b 52.101.181.153 52.101.68.29 52.101.68.39 52.101.73.12	mail-am6pr04cu00303.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am4pr0401cu00104.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)1 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:801d:3308:ec5d:66dd	300s	—	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 238ms

TXT Record
ca3-e923131f35f84f9891ff196cce65c8a2
v=spf1 include:spf.protection.outlook.com include:mx1.emailsecurity.email -all

✉️ SPF

Policy	Record (nielsskou.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mx1.emailsecurity.email -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)

🔐 DNSSEC9079ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2410613032
Primary NS (MNAME)	carlos.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

41ms

MX

40ms

AAAA

58ms

TXT

238ms

CAA

58ms

HTTPS

57ms

TLSA

308ms

SOA

0ms

MTA-STS

80ms

DNSSEC

9079ms

SRV

82ms

Total

9966ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 20:13:38	9966ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-27 17:58:55	1888ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-20 14:42:50	2414ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 18:18:34	16910ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 17:36:32	1463ms	2 NS 0 A 1 MX	🔓 Insecure	View