jlbrev.dk
Last scanned: 2026-06-22 09:46:35  ·  1263ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   353ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   357ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.19.211 3600s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
📧 MX Records1 records   217ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.spamfilter.io 46.36.212.34
46.36.212.36
46.36.212.37
46.36.212.38
89.188.78.64
89.188.78.65
89.188.78.66
94.231.106.12		 node4.spamfilter.io
node8.spamfilter.io
node6.spamfilter.io
node7.spamfilter.io
node3.spamfilter.io
node9.spamfilter.io
node10.spamfilter.io
node2.spamfilter.io		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig104.21.19.211
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   345ms
TXT Record
v=spf1 include:spf.jlhosting.dk -all
✉️ SPF
PolicyRecord (jlbrev.dk)
-all (hard fail) v=spf1 include:spf.jlhosting.dk -all
📨 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)
🔐 DNSSEC275ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA200ms
FieldValue
Serial2023091803
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
353ms
A
357ms
MX
217ms
AAAA
217ms
TXT
345ms
CAA
190ms
HTTPS
342ms
TLSA
135ms
SOA
200ms
MTA-STS
219ms
DNSSEC
275ms
SRV
640ms
Total
1263ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-22 09:46:35 1263ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 03:43:11 1111ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 15:09:13 655ms 2 NS 1 A 1 MX ❓ Unknown View
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