korsbjerg-gruppen.dk DNS records

🖥️ Nameservers2 records 159ms

Nameserver	IP addresses	PTR	ASN / ISP
art.ns.cloudflare.com	108.162.193.102 172.64.33.102 173.245.59.102 2606:4700:58::adf5:3b66 2803:f800:50::6ca2:c166 2a06:98c1:50::ac40:2166	art.ns.cloudflare.com art.ns.cloudflare.com art.ns.cloudflare.com art.ns.cloudflare.com art.ns.cloudflare.com art.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tess.ns.cloudflare.com	108.162.192.227 172.64.32.227 173.245.58.227 2606:4700:50::adf5:3ae3 2803:f800:50::6ca2:c0e3 2a06:98c1:50::ac40:20e3	tess.ns.cloudflare.com tess.ns.cloudflare.com tess.ns.cloudflare.com tess.ns.cloudflare.com tess.ns.cloudflare.com tess.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 160ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	korsbjerggruppen-dk02c.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::2 2a01:111:f403:ca09::5 2a01:111:f403:ca09::f 52.101.68.21 52.101.68.39 52.101.73.28 52.101.73.30	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 446ms

TXT Record
MS=ms88927737
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.korsbjerg-gruppen.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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)

🔐 DNSSEC293ms

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	2410892232
Primary NS (MNAME)	art.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

159ms

A

215ms

MX

160ms

AAAA

164ms

TXT

446ms

CAA

205ms

HTTPS

196ms

TLSA

1185ms

SOA

0ms

MTA-STS

235ms

DNSSEC

293ms

SRV

274ms

Total

3676ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-01 13:42:41	3676ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-30 10:50:47	3893ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-16 13:20:47	1530ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-11 12:30:54	1265ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 16:06:04	2654ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 03:40:23	1160ms	2 NS 2 A 1 MX	🔓 Insecure	View