just-software.dk DNS records

🖥️ Nameservers4 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-33.azure-dns.com	150.171.10.33 2603:1061:0:10::21	ns1-33.azure-dns.com ns1-33.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-33.azure-dns.net	150.171.16.33 2620:1ec:8ec:10::21	ns2-33.azure-dns.net ns2-33.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-33.azure-dns.org	13.107.222.33 2a01:111:4000:10::21	ns3-33.azure-dns.org ns3-33.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-33.azure-dns.info	13.107.206.33 2620:1ec:bda:10::21	ns4-33.azure-dns.info ns4-33.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.23.119.131	3600s	—	AS8075	Microsoft Corporation	20.0.0.0/11	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	justsoftware-dk01b.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::4 2a01:111:f403:ca38::8 2a01:111:f403:ca48::8 52.101.103.36 52.101.68.10 52.101.68.32 52.101.73.155	mail-am3pr04cu00500.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am7pr02cu00203.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 192ms

TXT Record
MS=ms76813061
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.just-software.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc-reports@just-software.com; ruf=mailto:dmarc-reports@just-software.com; fo=1

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:dmarc-reports@just-software.com

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC83ms

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

🏷️ SOA0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-33.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

52ms

A

44ms

MX

45ms

AAAA

39ms

TXT

192ms

CAA

51ms

HTTPS

55ms

TLSA

180ms

SOA

0ms

MTA-STS

58ms

DNSSEC

83ms

SRV

65ms

Total

775ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 10:23:52	775ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 13:52:21	1250ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 23:54:47	1109ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 18:11:30	1380ms	4 NS 1 A 1 MX	🔓 Insecure	View