sigmacomputing.dk

📜 Historical scan 2026-06-17 13:31:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sigmacomputing.dk is a .dk domain served by 7 nameservers (ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 more). It was registered on 24 September 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.33.139.32 is hosted by Amazon.com, Inc. (AS16509) 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#

7 records 115ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.markmonitor.com	149.112.160.1 2620:10a:80a8::1	— —	AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In
ns2.markmonitor.com	176.97.158.1 2001:67c:10b8::1	ns2.markmonitor.com ns2.markmonitor.com	AS207021 ipcom GmbH AS1921 ipcom GmbH
ns3.markmonitor.com	149.112.161.1 2620:10a:80a9::1	— —	AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I
ns4.markmonitor.com	192.174.68.1 2001:67c:1bc::1	ns1.markmonitor.com ns1.markmonitor.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns5.markmonitor.com	149.112.160.2 2620:10a:80a8::2	— —	AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In
ns6.markmonitor.com	176.97.158.3 2001:67c:10b8::3	ns6.markmonitor.com ns6.markmonitor.com	AS207021 ipcom GmbH AS1921 ipcom GmbH
ns7.markmonitor.com	149.112.161.2 2620:10a:80a9::2	— —	AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I

🌍 A Records#

1 records 72ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.33.139.32	—	aeedc42b70c898c66.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	3.33.128.0/17	🇺🇸 United States	—

📧 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 395ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.sigmacomputing.dk)
p=reject	v=DMARC1; p=reject; sp=reject; aspf=s; pct=100

📬 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 2026-10-09 13:34:35

www	3.33.139.32 (AS16509) (address records, no CNAME)
www vs bare domain	Same network sigmacomputing.dk: 3.33.139.32 (AS16509) www.sigmacomputing.dk: 3.33.139.32 (AS16509)
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#

284ms

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

🏷️ SOA#

83ms

Field	Value
Serial	2025092401
Primary NS (MNAME)	ns1.markmonitor.com
Responsible (RNAME)	hostmaster@markmonitor.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	172800s

📋 Registration#

WHOIS fetched 2026-10-21 22:11:36

Field	Value
Registrar	MarkMonitor Inc.
Registered	2025-09-24
Expires	2027-09-23 (336d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

115ms

72ms

71ms

AAAA

79ms

TXT

395ms

CAA

175ms

HTTPS

126ms

TLSA

135ms

SOA

83ms

MTA-STS

113ms

DNSSEC

284ms

SRV

0ms

Total

1133ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:34:35	1627ms	7 NS 1 A 0 MX	🔓 Insecure
2026-09-30 01:44:51	2383ms	7 NS 1 A 0 MX	🔓 Insecure
2026-09-25 13:09:09	3481ms	7 NS 1 A 0 MX	🔓 Insecure
2026-09-18 20:56:20	10625ms	7 NS 1 A 0 MX	🔓 Insecure
2026-09-08 17:09:45	2016ms	7 NS 1 A 0 MX	🔓 Insecure
2026-07-02 23:50:59	9802ms	7 NS 1 A 0 MX	🔓 Insecure
2026-06-17 13:31:52 shown	1133ms	7 NS 1 A 0 MX	🔓 Insecure