kalenderdk.dk
Last scanned: 2026-08-25 11:27:00  ·  851ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   63ms
NameserverIP addressesPTRASN / ISP
ns1.openprovider.nl 162.159.26.10
2400:cb00:2049:1::a29f:1a0a		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ns2.openprovider.be 162.159.27.96
2400:cb00:2049:1::a29f:1b60		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ns3.openprovider.eu 162.159.48.89
2400:cb00:2049:1::a29f:3059		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
🌍 A Records1 records   67ms
IPTTLPTRASNISP / OrgCIDRCountryCity
172.104.147.226 3600s li1663-226.members.linode.com AS63949 Akamai Connected Cloud 172.104.128.0/18 🇩🇪 Germany Frankfurt am Main
📧 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)
🔐 DNSSEC131ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2020100101
Primary NS (MNAME)ns1.openprovider.nl
Responsible (RNAME)dns@openprovider.eu
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
63ms
A
67ms
MX
70ms
AAAA
65ms
TXT
364ms
CAA
71ms
HTTPS
66ms
TLSA
154ms
SOA
0ms
MTA-STS
89ms
DNSSEC
131ms
SRV
123ms
Total
851ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 11:27:00 851ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-07-18 02:48:00 8607ms 3 NS 1 A 0 MX ❓ Unknown View
2026-07-16 21:22:46 28591ms 3 NS 1 A 0 MX ❓ Unknown View
2026-06-25 17:28:28 1646ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-18 08:51:19 741ms 3 NS 1 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone