rsd.dk

📜 Historical scan 2026-06-26 18:24:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rsd.dk is a .dk domain served by 2 nameservers (ns.wannafind.dk, ns2.wannafind.dk). It was registered on 16 October 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.241 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by rsd-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 244ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.wannafind.dk	185.25.141.6 2a02:2339:4006:103:1c:3f6d:daba:dee	ns1.wannafind.dk ns1.wannafind.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.wannafind.dk	2a02:2339:1:104::daba:daa 91.197.248.69	ns2.wannafind.dk ns2.wannafind.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 215ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.241	300s	web1.wannafind.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 247ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	rsd-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 2a01:111:f403:ca09::4 52.101.68.21 52.101.68.3 52.101.73.15 52.101.73.6	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am6pr04cu00306.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
🔶 Autoconfig	185.21.41.241

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 545ms

TXT Record
MS=ms10347653
v=spf1 include:spf.protection.outlook.com include:spf.wannafind.dk -all

✉️ SPF#

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 11:20:14

www	185.21.41.241 (AS48854) (address records, no CNAME)
www vs bare domain	Same network rsd.dk: 185.21.41.241 (AS48854) www.rsd.dk: 185.21.41.241 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

452ms

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

🏷️ SOA#

323ms

Field	Value
Serial	2021111601
Primary NS (MNAME)	ns.wannafind.dk
Responsible (RNAME)	hostmaster@wannafind.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-07 19:27:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1996-10-16
Expires	2026-12-31 (69d)

📋 WHOIS#

⏱️ Lookup Timing#

244ms

215ms

247ms

AAAA

251ms

TXT

545ms

CAA

288ms

HTTPS

323ms

TLSA

933ms

SOA

323ms

MTA-STS

381ms

DNSSEC

452ms

SRV

372ms

Total

3706ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 20:21:55	711ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 13:10:56	712ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 18:12:11	920ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 00:24:43	703ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 18:24:32 shown	3706ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 22:17:16	1170ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 17:34:11	1346ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:53:17	3055ms	2 NS 1 A 1 MX	🔒 Secure