r4.dk
Last scanned: 2026-08-12 23:18:23  ·  8692ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   61ms
NameserverIP addressesPTRASN / ISP
serenity.ns.cloudflare.com 108.162.194.108
162.159.38.108
172.64.34.108
2606:4700:50::a29f:266c
2803:f800:50::6ca2:c26c
2a06:98c1:50::ac40:226c		 serenity.ns.cloudflare.com
serenity.ns.cloudflare.com
serenity.ns.cloudflare.com
serenity.ns.cloudflare.com
serenity.ns.cloudflare.com
serenity.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
vicky.ns.cloudflare.com 108.162.195.69
162.159.44.69
172.64.35.69
2606:4700:58::a29f:2c45
2803:f800:50::6ca2:c345
2a06:98c1:50::ac40:2345		 vicky.ns.cloudflare.com
vicky.ns.cloudflare.com
vicky.ns.cloudflare.com
vicky.ns.cloudflare.com
vicky.ns.cloudflare.com
vicky.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
🌍 A Records
🌍
No A records found
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.r4.dk 2j_RlZrC09ur0RSyvHt-5QZ3Bu__bb6cx2s6tBidnEM
TXT _acme-challenge.r4.dk Qz3Lm0gtHAEci7xZtwSv0-xrJUYTZUhM2XmB4blaomc
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC225ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2412010398
Primary NS (MNAME)serenity.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
61ms
A
63ms
MX
54ms
AAAA
53ms
TXT
257ms
CAA
72ms
HTTPS
76ms
TLSA
37ms
SOA
0ms
MTA-STS
78ms
DNSSEC
225ms
SRV
8075ms
Total
8692ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 23:18:23 8692ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-22 20:41:24 8619ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-06 17:54:31 2136ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-18 07:28:18 658ms 2 NS 1 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone