system-email.dk
Last scanned: 2026-06-20 14:27:48  ·  3023ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   247ms
NameserverIP addressesPTRASN / ISP
ns-1253.awsdns-28.org 205.251.196.229
2600:9000:5304:e500::1		 ns-1253.awsdns-28.org
ns-1253.awsdns-28.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1977.awsdns-55.co.uk 205.251.199.185
2600:9000:5307:b900::1		 ns-1977.awsdns-55.co.uk
ns-1977.awsdns-55.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-330.awsdns-41.com 205.251.193.74
2600:9000:5301:4a00::1		 ns-330.awsdns-41.com
ns-330.awsdns-41.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-947.awsdns-54.net 205.251.195.179
2600:9000:5303:b300::1		 ns-947.awsdns-54.net
ns-947.awsdns-54.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records4 records   261ms
IPTTLPTRASNISP / OrgCIDRCountryCity
18.173.1.119 300s server-18-173-1-119.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 18.173.0.0/21 🇺🇸 United States —
18.173.1.167 300s server-18-173-1-167.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 18.173.0.0/21 🇺🇸 United States —
18.173.1.28 300s server-18-173-1-28.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 18.173.0.0/21 🇺🇸 United States —
18.173.1.44 300s server-18-173-1-44.cph50.r.cloudfront.net AS16509 Amazon.com, Inc. 18.173.0.0/21 🇺🇸 United States —
📧 MX Records1 records   306ms
PriorityTTLMail ServerIP addressesPTRASN
10 1800s inbound-smtp.eu-west-1.amazonaws.com 18.200.203.69
54.155.140.59
54.76.31.185		 ec2-18-200-203-69.eu-west-1.compute.amazonaws.com
ec2-54-155-140-59.eu-west-1.compute.amazonaws.com
ec2-54-76-31-185.eu-west-1.compute.amazonaws.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
AS16509 Amazon.com, 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)
🔐 DNSSEC460ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA286ms
FieldValue
Serial1
Primary NS (MNAME)ns-1977.awsdns-55.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
247ms
A
261ms
MX
306ms
AAAA
304ms
TXT
538ms
CAA
319ms
HTTPS
230ms
TLSA
328ms
SOA
286ms
MTA-STS
253ms
DNSSEC
460ms
SRV
342ms
Total
3023ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-20 14:27:48 3023ms 4 NS 4 A 1 MX 🔓 Insecure View
2026-06-18 18:02:05 9042ms 4 NS 4 A 1 MX 🔓 Insecure View
2026-06-17 19:56:07 910ms 4 NS 4 A 1 MX 🔓 Insecure View
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