substy.dk DNS records

🖥️ Nameservers4 records 215ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-06.azure-dns.com	13.107.236.6 2603:1061:0:700::6	ns1-06.azure-dns.com ns1-06.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-06.azure-dns.net	150.171.21.6 2620:1ec:8ec:700::6	ns2-06.azure-dns.net ns2-06.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-06.azure-dns.org	204.14.183.6 2a01:111:4000:700::6	ns3-06.azure-dns.org ns3-06.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-06.azure-dns.info	208.84.5.6 2620:1ec:bda:700::6	ns4-06.azure-dns.info ns4-06.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 219ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.79	3600s	linux213.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 192ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	substy-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::9 2a01:111:f403:ca04::a 2a01:111:f403:ca09::d 52.101.68.0 52.101.68.18 52.101.68.25 52.101.68.29	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 2175ms

TXT Record
MS=ms30640243
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (substy.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)

🔐 DNSSEC2132ms

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

🏷️ SOA

✗ No SOA record found

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

215ms

A

219ms

MX

192ms

AAAA

285ms

TXT

2175ms

CAA

540ms

HTTPS

264ms

TLSA

501ms

SOA

1963ms

MTA-STS

204ms

DNSSEC

2132ms

SRV

540ms

Total

7749ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:47:26	889ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 12:37:29	961ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 21:11:50	946ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 13:00:50	1320ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 05:45:17	1210ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 17:28:22	864ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 20:24:45	7749ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 13:34:24	3480ms	4 NS 1 A 1 MX	🔓 Insecure	View