jjtc.dk
Last scanned: 2026-08-11 07:02:29  ·  5010ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
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   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.182.190 43200s jjtc.dk AS204151 EWII Bredbaand A/S 212.237.176.0/21 🇩🇰 Denmark Middelfart
📧 MX Records1 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
5 43200s mail.jjtc.dk 212.237.182.190 jjtc.dk AS204151 EWII Bredbaand A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover212.237.182.190
🔶 Autoconfigjjtc.dk → 212.237.182.190
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   196ms
TXT Record
v=spf1 mx -all
✉️ SPF
PolicyRecord (jjtc.dk)
-all (hard fail) v=spf1 mx -all
📨 DMARC
PolicyRecord (_dmarc.jjtc.dk)
p=reject v=DMARC1;p=reject;rua=mailto:admin@jjtc.dk
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records2 records   56ms
FlagsTagValue
0 iodef mailto:admin@jjtc.dk
0 issue letsencrypt.org
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.jjtc.dk jjtc.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC87ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA48ms
FieldValue
Serial2026080901
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
42ms
A
50ms
MX
54ms
AAAA
49ms
TXT
196ms
CAA
56ms
HTTPS
58ms
TLSA
79ms
SOA
48ms
MTA-STS
74ms
DNSSEC
87ms
SRV
78ms
Total
5010ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-11 07:02:29 5010ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-10 01:55:46 950ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 17:29:01 1046ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 10:55:56 702ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-19 07:00:56 809ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 03:08:42 944ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 15:29:36 683ms 2 NS 1 A 1 MX 🔒 Secure View
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