crispr.dk
Last scanned: 2026-08-21 05:01:19  ·  964ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   84ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   80ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.150.130.110 43200s x5996826e.customers.hiper-net.dk AS203953 Hiper A/S 89.150.128.0/18 🇩🇰 Denmark —
📧 MX Records1 records   84ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover89.150.130.110
🔶 Autoconfig89.150.130.110
🔷 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.crispr.dk ugrvdBmGMEZjzuRo0hhvgK-M6yXwwWq8t5mJANEy5S0
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC210ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
84ms
A
80ms
MX
84ms
AAAA
97ms
TXT
302ms
CAA
80ms
HTTPS
100ms
TLSA
54ms
SOA
0ms
MTA-STS
108ms
DNSSEC
210ms
SRV
139ms
Total
964ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-21 05:01:19 964ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-29 11:11:40 850ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-21 10:57:48 676ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 21:22:11 4586ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 10:54:52 616ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 06:13:01 710ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 22:56:26 503ms 2 NS 1 A 0 MX 🔒 Secure View
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