sigcon.dk

📜 Historical scan 2026-07-14 15:12:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sigcon.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 22 January 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.64 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.sigcon.dk. The zone is DNSSEC-signed and validates, 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#

2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.64	300s	linux388.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.sigcon.dk	213.32.244.41	xd520f429.customers.hiper-net.dk	AS203953 Hiper A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 223ms

TXT Record
v=spf1 mx a:mail.sigcon.dk ip4:213.32.244.41 -all

✉️ SPF#

Policy	Record (sigcon.dk)
-all (hard fail)	v=spf1 mx a:mail.sigcon.dk ip4:213.32.244.41 -all

📨 DMARC#

Policy	Record (_dmarc.sigcon.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:postmaster@sigcon.dk

📬 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 02:43:17

www	185.20.205.64 (AS48854) (address records, no CNAME)
www vs bare domain	Same network sigcon.dk: 185.20.205.64 (AS48854) www.sigcon.dk: 185.20.205.64 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

200ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026071301
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 14:32:55

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-01-22
Expires	2027-01-31 (105d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

41ms

50ms

AAAA

43ms

TXT

223ms

CAA

40ms

HTTPS

30ms

TLSA

98ms

SOA

0ms

MTA-STS

70ms

DNSSEC

200ms

SRV

164ms

Total

797ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 00:29:44	539ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 09:35:47	1189ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 06:19:19	763ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 08:29:58	8532ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-14 15:12:06 shown	797ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 21:48:02	932ms	2 NS 1 A 0 MX	🔒 Secure