matlab.dk
Last scanned: 2026-08-25 22:54:22  ·  3529ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   46ms
NameserverIP addressesPTRASN / ISP
ns-1483.awsdns-57.org 205.251.197.203
2600:9000:5305:cb00::1		 ns-1483.awsdns-57.org
ns-1483.awsdns-57.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1722.awsdns-23.co.uk 205.251.198.186
2600:9000:5306:ba00::1		 ns-1722.awsdns-23.co.uk
ns-1722.awsdns-23.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-507.awsdns-63.com 205.251.193.251
2600:9000:5301:fb00::1		 ns-507.awsdns-63.com
ns-507.awsdns-63.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-795.awsdns-35.net 205.251.195.27
2600:9000:5303:1b00::1		 ns-795.awsdns-35.net
ns-795.awsdns-35.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records2 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
52.207.88.190 60s ec2-52-207-88-190.compute-1.amazonaws.com AS14618 Amazon.com, Inc. 52.200.0.0/13 🇺🇸 United States Ashburn
54.87.146.19 60s ec2-54-87-146-19.compute-1.amazonaws.com AS14618 Amazon.com, Inc. 54.80.0.0/13 🇺🇸 United States Ashburn
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   211ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (matlab.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.matlab.dk)
p=reject v=DMARC1; p=reject; rua=mailto:fda2bde1a918371@rep.dmarcanalyzer.com; ruf=mailto:fda2bde1a918371@for.dmarcanalyzer.com; fo=1;
📬 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)
🔐 DNSSEC88ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1
Primary NS (MNAME)ns-1483.awsdns-57.org
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
46ms
A
45ms
MX
43ms
AAAA
57ms
TXT
211ms
CAA
35ms
HTTPS
56ms
TLSA
102ms
SOA
0ms
MTA-STS
64ms
DNSSEC
88ms
SRV
82ms
Total
3529ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 22:54:22 3529ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-07-08 21:09:27 43428ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 13:48:08 1018ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 00:16:22 1283ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-22 18:28:28 941ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 13:37:02 1368ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 13:35:12 935ms 4 NS 2 A 0 MX 🔓 Insecure View
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