krystalklar.dk
Last scanned: 2026-08-28 04:14:44  ·  662ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   41ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.200.90.178 600s web6.e-studio.dk AS62121 Christian Ebsen ApS 193.200.90.0/23 🇩🇰 Denmark —
📧 MX Records1 records   34ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.krystalklar.dk 193.200.90.178 web6.e-studio.dk AS62121 Christian Ebsen ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover193.200.90.178
🔶 Autoconfig193.200.90.178
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   63ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net
📝 TXT Records2 records   161ms
TXT Record
google-site-verification=3oUC4sNqpC8LIee8kmGd8gZv_tkQXEKR2gpCWCkR-Bg
v=spf1 include:_spf.e-studio.dk -all
✉️ SPF
PolicyRecord (krystalklar.dk)
-all (hard fail) v=spf1 include:_spf.e-studio.dk -all
📨 DMARC
PolicyRecord (_dmarc.krystalklar.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
📬 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)
🔐 DNSSEC83ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025042300
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
41ms
A
46ms
MX
34ms
AAAA
50ms
TXT
161ms
CAA
50ms
HTTPS
49ms
TLSA
59ms
SOA
0ms
MTA-STS
69ms
DNSSEC
83ms
SRV
63ms
Total
662ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 04:14:44 662ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-27 00:24:49 575ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-26 10:05:14 610ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-25 10:33:50 2212ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-23 02:17:09 733ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-22 03:32:56 485ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-18 07:10:14 741ms 4 NS 1 A 1 MX 🔒 Secure View
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