csrnext.dk DNS records

🖥️ Nameservers2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
134.119.184.123	3600s	—	AS29066	velia.net Internetdienste GmbH	134.119.176.0/20	🇫🇷 France	Strasbourg

📧 MX Records1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	csrnext-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::d 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.68.29 52.101.68.32 52.101.73.1 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.99.204.216
🔶 Autoconfig	134.119.184.123

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 122ms

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

📝 TXT Records2 records 169ms

TXT Record
MS=ms76638944
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (csrnext.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)

🔐 DNSSEC95ms

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

🏷️ SOA39ms

Field	Value
Serial	2021111801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.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

42ms

A

41ms

MX

81ms

AAAA

62ms

TXT

169ms

CAA

88ms

HTTPS

40ms

TLSA

363ms

SOA

39ms

MTA-STS

82ms

DNSSEC

95ms

SRV

122ms

Total

956ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 12:31:34	956ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 15:02:55	3428ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 05:46:58	1168ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 23:05:53	2737ms	2 NS 1 A 1 MX	🔒 Secure	View