contentbase.dk
📜 Historical scan 2026-06-23 03:34:06  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   86ms
NameserverIP addressesPTRASN / ISP
ns-1344.awsdns-40.org 205.251.197.64
2600:9000:5305:4000::1		 ns-1344.awsdns-40.org
ns-1344.awsdns-40.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1647.awsdns-13.co.uk 205.251.198.111
2600:9000:5306:6f00::1		 ns-1647.awsdns-13.co.uk
ns-1647.awsdns-13.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-385.awsdns-48.com 205.251.193.129
2600:9000:5301:8100::1		 ns-385.awsdns-48.com
ns-385.awsdns-48.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-657.awsdns-18.net 205.251.194.145
2600:9000:5302:9100::1		 ns-657.awsdns-18.net
ns-657.awsdns-18.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records2 records   49ms
IPTTLPTRASNISP / OrgCIDRCountryCity
52.17.59.85 600s ec2-52-17-59-85.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 52.16.0.0/14 🇮🇪 Ireland Dublin
52.51.225.140 600s ec2-52-51-225-140.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 52.48.0.0/14 🇮🇪 Ireland Dublin
📧 MX Records2 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s 31068521.in1.mandrillapp.com 100.20.51.185
44.239.226.101		 ec2-100-20-51-185.us-west-2.compute.amazonaws.com
ec2-44-239-226-101.us-west-2.compute.amazonaws.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
20 600s 31068521.in2.mandrillapp.com 100.20.51.185
44.239.226.101		 ec2-100-20-51-185.us-west-2.compute.amazonaws.com
ec2-44-239-226-101.us-west-2.compute.amazonaws.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover52.17.59.85
🔶 Autoconfig52.17.59.85
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   221ms
TXT Record
google-site-verification=PJqtZU1tuEWbPBolDOq6fXHyDD3qMC-a1lYRQi_SDxs
v=spf1 include:spf.mandrillapp.com ?all
✉️ SPF
PolicyRecord (contentbase.dk)
?all (neutral) v=spf1 include:spf.mandrillapp.com ?all
📨 DMARC
PolicyRecord (_dmarc.contentbase.dk)
p=none (monitor only) v=DMARC1; p=none
📬 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)
🔐 DNSSEC113ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA64ms
FieldValue
Serial1
Primary NS (MNAME)ns-1647.awsdns-13.co.uk
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
86ms
A
49ms
MX
40ms
AAAA
67ms
TXT
221ms
CAA
42ms
HTTPS
39ms
TLSA
121ms
SOA
64ms
MTA-STS
40ms
DNSSEC
113ms
SRV
130ms
Total
1251ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 10:53:13 1042ms 4 NS 2 A 2 MX 🔓 Insecure View
2026-06-23 03:34:06 1251ms 4 NS 2 A 2 MX 🔓 Insecure View
2026-06-16 22:10:09 716ms 4 NS 2 A 2 MX 🔓 Insecure View
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