onlinecourselab.dk
Last scanned: 2026-08-26 03:38:01  ·  884ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   69ms
NameserverIP addressesPTRASN / ISP
george.ns.cloudflare.com 108.162.193.167
172.64.33.167
173.245.59.167
2606:4700:58::adf5:3ba7
2803:f800:50::6ca2:c1a7
2a06:98c1:50::ac40:21a7		 george.ns.cloudflare.com
george.ns.cloudflare.com
george.ns.cloudflare.com
george.ns.cloudflare.com
george.ns.cloudflare.com
george.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
heather.ns.cloudflare.com 108.162.192.161
172.64.32.161
173.245.58.161
2606:4700:50::adf5:3aa1
2803:f800:50::6ca2:c0a1
2a06:98c1:50::ac40:20a1		 heather.ns.cloudflare.com
heather.ns.cloudflare.com
heather.ns.cloudflare.com
heather.ns.cloudflare.com
heather.ns.cloudflare.com
heather.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
🌍 A Records1 records   75ms
IPTTLPTRASNISP / OrgCIDRCountryCity
34.228.154.79 300s ec2-34-228-154-79.compute-1.amazonaws.com AS14618 Amazon.com, Inc. 34.224.0.0/12 🇺🇸 United States Ashburn
📧 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC173ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413084054
Primary NS (MNAME)george.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
69ms
A
75ms
MX
63ms
AAAA
89ms
TXT
245ms
CAA
75ms
HTTPS
75ms
TLSA
223ms
SOA
0ms
MTA-STS
110ms
DNSSEC
173ms
SRV
106ms
Total
884ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 03:38:01 884ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-25 05:19:33 991ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-24 04:47:36 2757ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-27 20:12:19 781ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 11:59:48 848ms 2 NS 1 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone