rcc.dk DNS records

🖥️ Nameservers2 records 39ms

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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.221.38.129	60s	s1c8lb2.shopfactory.io	AS48854	team.blue Denmark A/S	185.221.36.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	1800s	rcc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::6 2a01:111:f403:ca48::a 2a01:111:f403:ca48::c 52.101.68.15 52.101.68.3 52.101.68.39 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 59ms

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

📝 TXT Records1 records 138ms

TXT Record
v=spf1 ip4:46.36.211.197 ip4:77.68.144.174 include:spf.protection.outlook.com include:spf.dandomain.dk ~all

✉️ SPF

Policy	Record (rcc.dk)
~all (soft fail)	v=spf1 ip4:46.36.211.197 ip4:77.68.144.174 include:spf.protection.outlook.com include:spf.dandomain.dk ~all

📨 DMARC

Policy	Record (_dmarc.rcc.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:mark@rcc.dk; ruf=mailto:mark@rcc.dk; fo=1

📬 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)

🔐 DNSSEC9089ms

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	2025100601
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

39ms

A

34ms

MX

37ms

AAAA

36ms

TXT

138ms

CAA

43ms

HTTPS

40ms

TLSA

384ms

SOA

0ms

MTA-STS

63ms

DNSSEC

9089ms

SRV

59ms

Total

9831ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 00:24:53	9831ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 08:08:55	1047ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 11:55:39	950ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 20:36:29	683ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 20:10:13	2027ms	2 NS 1 A 1 MX	🔓 Insecure	View