room21.dk
Last scanned: 2026-08-25 11:02:24  ·  611ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   26ms
🌍 A Records2 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.20.106 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.192.88 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   32ms
🔐 HTTPS Records1 records   37ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.20.106,172.67.192.88 ech=AEX+DQBBsQAgACCgLhcIuy3fqEuNGgfUAMEy4nXJGfFjRnmDovkpP+QkBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:146a,2606:4700:3037::ac43:c058
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC111ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2410841241
Primary NS (MNAME)grace.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
26ms
A
30ms
MX
35ms
AAAA
32ms
TXT
154ms
CAA
31ms
HTTPS
37ms
TLSA
45ms
SOA
0ms
MTA-STS
58ms
DNSSEC
111ms
SRV
52ms
Total
611ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 11:02:24 611ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-03 03:11:13 816ms 2 NS 2 A 0 MX ❓ Unknown View
2026-07-17 19:09:22 822ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 12:43:29 1464ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-22 21:52:13 1177ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 16:03:08 904ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-18 04:50:04 805ms 2 NS 2 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone