screenbooking.dk
Last scanned: 2026-06-17 23:00:35  ·  1661ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
NameserverIP addressesPTRASN / ISP
ns1.softlayer.com 2607:f0d0:0:f:1::1
67.228.254.4		 ns1.softlayer.com
4.fe.e443.ip4.static.sl-reverse.com		 AS36351 IBM Cloud
AS36351 IBM Cloud
ns2.softlayer.com 2607:f0d0:0:f:2::1
67.228.255.5		 ns2.softlayer.com
5.ff.e443.ip4.static.sl-reverse.com		 AS36351 IBM Cloud
AS36351 IBM Cloud
🌍 A Records1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.245.36.199 — — AS6364 Atlantic.net, Inc. 104.245.32.0/21 🇺🇸 United States —
📧 MX Records2 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx0.screenbooking.dk 104.245.36.199 — AS6364 Atlantic.net, Inc.
20 — mx1.screenbooking.dk 104.245.36.199 — AS6364 Atlantic.net, Inc.
🔷 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC91ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA67ms
FieldValue
Serial2024111208
Primary NS (MNAME)ns1.softlayer.com
Responsible (RNAME)root@screenbooking.dk
Refresh7200s
Retry600s
Expire1728000s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
46ms
A
46ms
MX
44ms
AAAA
72ms
TXT
240ms
CAA
52ms
HTTPS
72ms
TLSA
576ms
SOA
67ms
MTA-STS
83ms
DNSSEC
91ms
SRV
86ms
Total
1661ms
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