cruso.dk DNS records

🖥️ Nameservers4 records 241ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-04.azure-dns.com	13.107.236.4 2603:1061:0:700::4	ns1-04.azure-dns.com ns1-04.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-04.azure-dns.net	150.171.21.4 2620:1ec:8ec:700::4	ns2-04.azure-dns.net ns2-04.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-04.azure-dns.org	204.14.183.4 2a01:111:4000:700::4	ns3-04.azure-dns.org ns3-04.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-04.azure-dns.info	208.84.5.4 2620:1ec:bda:700::4	ns4-04.azure-dns.info ns4-04.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 218ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
52.178.114.226	3600s	—	AS8075	Microsoft Corporation	52.160.0.0/11	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 234ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cruso-dk.mail.protection.outlook.com	52.101.68.10 52.101.68.15 52.101.68.16 52.101.73.12	mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	https.cruso.dk

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 248ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 442ms

TXT Record
MS=ms73714088
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.cruso.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:hosting@kruso.dk; ruf=mailto:hosting@kruso.dk; sp=reject; ri=604800;

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.cruso.dk	https.cruso.dk

🔗 TLSA / DANE

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

🔐 DNSSEC323ms

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

🏷️ SOA201ms

Field	Value
Serial	267
Primary NS (MNAME)	ns1-04.azure-dns.com
Responsible (RNAME)	hostmaster
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

241ms

A

218ms

MX

234ms

AAAA

177ms

TXT

442ms

CAA

230ms

HTTPS

228ms

TLSA

711ms

SOA

201ms

MTA-STS

244ms

DNSSEC

323ms

SRV

248ms

Total

2384ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-28 05:06:58	2384ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 11:10:11	1301ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 18:32:24	896ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 01:46:57	46126ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 23:10:36	2172ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:01:59	1761ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:01:28	771ms	4 NS 1 A 1 MX	🔒 Secure	View