cirkler.dk

📜 Historical scan 2026-09-09 13:48:10  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cirkler.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 13 November 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.99.87.26 is hosted by Hetzner Online GmbH (AS24940) in Germany. The zone is not DNSSEC-signed, has no 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

3 records   31ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S

🌍 A Records

1 records   38ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.99.87.26 1000s static.26.87.99.91.clients.your-server.de AS24940 Hetzner Online GmbH 91.98.0.0/15 🇩🇪 Germany Falkenstein

📧 MX Records

📧
No MX records found

📧 Autodiscover / Autoconfig

ServiceCNAME / IP
🔷 Autodiscovernightingale.cirkler-production-d456.c66.me → 91.99.87.26
🔶 Autoconfignightingale.cirkler-production-d456.c66.me → 91.99.87.26

🔷 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

🧩 Web & zone

latest probe, not this scan · checked 2026-10-01 05:40:53
www CNAMEnightingale.cirkler-production-d456.c66.me (all on c66.me)
WildcardNo
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔏 ACME Challenge

TypeNameValue
CNAME _acme-challenge.cirkler.dk nightingale.cirkler-production-d456.c66.me

🔗 TLSA / DANE

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

🔐 DNSSEC

120ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA

0ms
FieldValue
Serial2026090902
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration

WHOIS fetched 2026-10-01 05:49:29
FieldValue
RegistrarSAC-IT A/S
Registered2003-11-13
Expires2026-11-30 (56d)
📋 WHOIS

⏱️ Lookup Timing

NS
31ms
A
38ms
MX
25ms
AAAA
25ms
TXT
150ms
CAA
42ms
HTTPS
50ms
TLSA
195ms
SOA
0ms
MTA-STS
96ms
DNSSEC
120ms
SRV
1211ms
Total
1946ms

🕐 Scan History

Scanned AtDurationRecordsDNSSEC
2026-10-01 05:40:52 1686ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-24 03:29:24 828ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-20 09:01:38 950ms 2 NS 0 A 0 MX ⚠️ Bogus
2026-09-09 13:48:10 shown 1946ms 3 NS 1 A 0 MX 🔓 Insecure
2026-09-02 02:43:06 413ms 3 NS 0 A 0 MX 🔓 Insecure
2026-08-30 23:36:01 336ms 3 NS 0 A 0 MX 🔓 Insecure
2026-08-27 22:44:33 794ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-12 16:23:05 1357ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-29 06:49:07 735ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-27 11:15:48 670ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 20:51:16 2445ms 2 NS 1 A 1 MX 🔒 Secure
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