rkusw.dk
Last scanned: 2026-08-31 03:05:41  ·  1101ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   106ms
🌍 A Records2 records   88ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.24.139 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.218.248 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   83ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s work-mx.app.hey.com 64.202.125.68 work-mx.app.hey.com AS25657 Basecamp, LLC
🔷 AAAA Records (IPv6)2 records   86ms
🔐 HTTPS Records1 records   96ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.24.139,172.67.218.248 ech=AEX+DQBBmQAgACDc0bIbjDYB2ubP4uVS+O0iKH8sqXOu/oTg78BdpE1kJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:188b,2606:4700:3033::ac43:daf8
📝 TXT Records2 records   289ms
TXT Record
hey-verification:6ds7ZCCqg85tr4x5F1dZ67m9
v=spf1 include:_spf.hey.com ~all
✉️ SPF
PolicyRecord (rkusw.dk)
~all (soft fail) v=spf1 include:_spf.hey.com ~all
📨 DMARC
PolicyRecord (_dmarc.rkusw.dk)
p=none (monitor only) v=DMARC1; p=none; pct=100; rua=mailto:re+fiz01x6cwjx@dmarc.postmarkapp.com; sp=none; aspf=r;
📬 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)
🔐 DNSSEC190ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413531348
Primary NS (MNAME)brad.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
106ms
A
88ms
MX
83ms
AAAA
86ms
TXT
289ms
CAA
92ms
HTTPS
96ms
TLSA
185ms
SOA
0ms
MTA-STS
143ms
DNSSEC
190ms
SRV
139ms
Total
1101ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 03:05:41 1101ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-29 00:28:28 749ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-20 09:23:02 1876ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 23:13:37 966ms 4 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone