concept2.dk DNS records

🖥️ Nameservers2 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.gpserver.dk	65.21.48.197	ns3.gpserver.dk	AS24940 Hetzner Online GmbH
ns2.gpserver.com	195.201.149.111	ns2.gpserver.dk	AS24940 Hetzner Online GmbH

🌍 A Records1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
138.201.124.222	600s	htz-serv-node17-pc.gpserver.dk	AS24940	Hetzner Online GmbH	138.201.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records3 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
20	600s	concept2-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::d 2a01:111:f403:ca04::e 2a01:111:f403:ca09::6 52.101.68.21 52.101.68.25 52.101.68.39 52.101.73.2	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as9pr07cu00302.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
30	600s	backupmx.concept2.dk	5.9.241.52	mx2.gpserver.dk	AS24940 Hetzner Online GmbH
40	600s	mail.concept2.dk	138.201.124.222	htz-serv-node17-pc.gpserver.dk	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig	138.201.124.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 323ms

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

✉️ SPF

Policy	Record (concept2.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)

🔐 DNSSEC73ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA53ms

Field	Value
Serial	30
Primary NS (MNAME)	ns.gpserver.dk
Responsible (RNAME)	hostmaster@gpserver.dk
Refresh	14400s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	28800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

56ms

MX

57ms

AAAA

53ms

TXT

323ms

CAA

55ms

HTTPS

53ms

TLSA

715ms

SOA

53ms

MTA-STS

87ms

DNSSEC

73ms

SRV

97ms

Total

1400ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-30 11:45:53	1400ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 21:05:00	885ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 22:11:32	2606ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 22:10:15	838ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-16 22:00:04	3204ms	2 NS 1 A 3 MX	🔓 Insecure	View