arp-tech.dk DNS records

🖥️ Nameservers2 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records2 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.125.172.46	3600s	ec2-3-125-172-46.eu-central-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	3.96.0.0/11	🇩🇪 Germany	Frankfurt am Main
3.73.27.108	3600s	ec2-3-73-27-108.eu-central-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	3.64.0.0/12	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	arptech-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::f 2a01:111:f403:ca09::26 2a01:111:f403:ca09::4 52.101.103.137 52.101.103.140 52.101.209.153 52.101.73.6	mail-db7pr03cu00601.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.24
🔶 Autoconfig	212.237.249.17

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 218ms

TXT Record
MS=ms86660531
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (arp-tech.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)

🔐 DNSSEC182ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026081801
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

35ms

A

34ms

MX

37ms

AAAA

37ms

TXT

218ms

CAA

48ms

HTTPS

50ms

TLSA

656ms

SOA

0ms

MTA-STS

118ms

DNSSEC

182ms

SRV

94ms

Total

1301ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 05:00:31	1301ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-25 18:28:00	859ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-19 17:09:02	2705ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-24 19:05:58	1772ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 05:30:51	970ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 04:23:49	868ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 02:06:00	2972ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 13:41:37	813ms	2 NS 1 A 1 MX	🔒 Secure	View