rc-dk.dk DNS records

🖥️ Nameservers2 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.progressive.dk	77.75.81.160	ns1.progressive.dk	AS42903 Itm8 A/S
ns2.progressive.dk	77.75.81.159	ns2.progressive.dk	AS42903 Itm8 A/S

🌍 A Records

🌍

No A records found

📧 MX Records1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	Reitanconvenience-dk.mail.protection.outlook.com	2a01:111:f403:ca09::1 2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 2a01:111:f403:ca09::8 52.101.68.12 52.101.68.21 52.101.68.32 52.101.73.26	mail-as9pr07cu00301.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.99.149.104

🔷 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=ms83753374
v=spf1 mx a ip4:77.75.81.147 ip4:77.75.82.16 ip4:54.246.116.246 ip4:213.174.77.224/27 include:spf.protection.outlook.com include:liquidbarcodes.com -all

✉️ SPF

Policy	Record (rc-dk.dk)
-all (hard fail)	v=spf1 mx a ip4:77.75.81.147 ip4:77.75.82.16 ip4:54.246.116.246 ip4:213.174.77.224/27 include:spf.protection.outlook.com include:liquidbarcodes.com -all

📨 DMARC

Policy	Record (_dmarc.rc-dk.dk)
p=reject	v=DMARC1; p=reject

📬 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)

🔐 DNSSEC98ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA79ms

Field	Value
Serial	30
Primary NS (MNAME)	ns1.progressive.dk
Responsible (RNAME)	hostmaster@progressive.dk
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

80ms

A

79ms

MX

86ms

AAAA

60ms

TXT

192ms

CAA

59ms

HTTPS

81ms

TLSA

1144ms

SOA

79ms

MTA-STS

92ms

DNSSEC

98ms

SRV

126ms

Total

1589ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-22 01:54:57	1589ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-20 23:45:11	932ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 07:06:39	929ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 12:59:15	536ms	2 NS 0 A 1 MX	🔓 Insecure	View