mathworks.dk

📜 Historical scan 2026-06-18 01:00:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mathworks.dk is a .dk domain served by 4 nameservers (ns-1266.awsdns-30.org, ns-1654.awsdns-14.co.uk, ns-36.awsdns-04.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 52.20.48.241 is hosted by Amazon.com, Inc. (AS14618) in United States. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 313ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1266.awsdns-30.org	205.251.196.242 2600:9000:5304:f200::1	ns-1266.awsdns-30.org ns-1266.awsdns-30.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1654.awsdns-14.co.uk	205.251.198.118 2600:9000:5306:7600::1	ns-1654.awsdns-14.co.uk ns-1654.awsdns-14.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-36.awsdns-04.com	205.251.192.36 2600:9000:5300:2400::1	ns-36.awsdns-04.com ns-36.awsdns-04.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-907.awsdns-49.net	205.251.195.139 2600:9000:5303:8b00::1	ns-907.awsdns-49.net ns-907.awsdns-49.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

2 records 227ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
52.20.48.241	—	ec2-52-20-48-241.compute-1.amazonaws.com	AS14618	Amazon.com, Inc.	52.20.0.0/14	🇺🇸 United States	Ashburn
54.83.137.253	—	ec2-54-83-137-253.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 Records#

1 records 508ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (mathworks.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.mathworks.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 03:59:35

www	100.29.49.21 44.213.166.78 (AS14618) (address records, no CNAME)
www vs bare domain	Same network mathworks.dk: 100.29.49.21 44.213.166.78 (AS14618) www.mathworks.dk: 100.29.49.21 44.213.166.78 (AS14618)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

432ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

180ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1654.awsdns-14.co.uk
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

313ms

227ms

205ms

AAAA

206ms

TXT

508ms

CAA

283ms

HTTPS

314ms

TLSA

367ms

SOA

180ms

MTA-STS

313ms

DNSSEC

432ms

SRV

304ms

Total

2665ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 04:20:59	2990ms	4 NS 2 A 0 MX	🔓 Insecure
2026-06-26 02:30:58	1791ms	4 NS 2 A 0 MX	🔓 Insecure
2026-06-24 03:22:56	4253ms	4 NS 2 A 0 MX	🔓 Insecure
2026-06-23 21:59:44	1157ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 01:00:32 shown	2665ms	4 NS 2 A 0 MX	🔓 Insecure