ydelarsen.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
lou.ns.cloudflare.com	108.162.193.199 172.64.33.199 173.245.59.199 2606:4700:58::adf5:3bc7 2803:f800:50::6ca2:c1c7 2a06:98c1:50::ac40:21c7	lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sydney.ns.cloudflare.com	108.162.194.102 162.159.38.102 172.64.34.102 2606:4700:50::a29f:2666 2803:f800:50::6ca2:c266 2a06:98c1:50::ac40:2266	sydney.ns.cloudflare.com sydney.ns.cloudflare.com sydney.ns.cloudflare.com sydney.ns.cloudflare.com sydney.ns.cloudflare.com sydney.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 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ydelarsen-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca48::12 52.101.68.10 52.101.68.29 52.101.73.6 52.101.91.153	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-matpr04cu00101.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 104ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 195ms

TXT Record
\"MS=ms28056331\"
\"v=spf1 include:_spf.resennet.dk include:spf.protection.outlook.com -all\"

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC2072ms

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	2413838842
Primary NS (MNAME)	lou.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

44ms

A

37ms

MX

54ms

AAAA

42ms

TXT

195ms

CAA

73ms

HTTPS

48ms

TLSA

671ms

SOA

0ms

MTA-STS

62ms

DNSSEC

2072ms

SRV

104ms

Total

3059ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 17:05:34	3059ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-27 11:29:59	884ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-26 11:16:48	1282ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-05 19:36:04	18060ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-28 00:45:46	1282ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-25 00:21:05	1883ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-22 06:18:48	2583ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 11:38:45	1199ms	2 NS 0 A 1 MX	🔓 Insecure	View