jckc.dk
Last scanned: 2026-08-14 22:45:01  ·  4760ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   41ms
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   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.81.168.44 43200s owa.jckc.dk AS9158 Telenor A/S 85.80.0.0/14 🇩🇰 Denmark Roskilde
📧 MX Records1 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s owa.jckc.dk 85.81.168.44 owa.jckc.dk AS9158 Telenor A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover85.81.168.44
🔶 Autoconfig85.81.168.44
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   64ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 owa.jckc.dk
📝 TXT Records1 records   187ms
TXT Record
v=spf1 ip4:85.81.168.44 ip4:85.81.60.81 ip4:87.104.40.9 ip4:80.209.102.172 ip4:172.16.2.10 include:_custspf.one.com -all
✉️ SPF
PolicyRecord (jckc.dk)
-all (hard fail) v=spf1 ip4:85.81.168.44 ip4:85.81.60.81 ip4:87.104.40.9 ip4:80.209.102.172 ip4:172.16.2.10 include:_custspf.one.com -all
📨 DMARC
PolicyRecord (_dmarc.jckc.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:member@jckc.dk; ruf=mailto:member@jckc.dk
📬 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)
🔐 DNSSEC82ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA32ms
FieldValue
Serial2026052612
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
41ms
A
42ms
MX
49ms
AAAA
42ms
TXT
187ms
CAA
56ms
HTTPS
59ms
TLSA
151ms
SOA
32ms
MTA-STS
46ms
DNSSEC
82ms
SRV
64ms
Total
4760ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-14 22:45:01 4760ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 13:16:41 5862ms 2 NS 1 A 1 MX 🔒 Secure View
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