aarhuschallenge.dk

📜 Historical scan 2026-07-18 11:30:15  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aarhuschallenge.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It was registered on 18 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.9.24.82 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.aarhuschallenge.dk. 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   47ms

🌍 A Records#

1 records   45ms

📧 MX Records#

1 records   66ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.aarhuschallenge.dk 176.9.24.82 cp14.nordicway.dk AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   299ms
TXT Record
v=spf1 +a +mx +ip4:176.9.24.82 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (aarhuschallenge.dk)
~all (soft fail) v=spf1 +a +mx +ip4:176.9.24.82 include:relay.mailchannels.net ~all

📨 DMARC#

PolicyRecord (_dmarc.aarhuschallenge.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 22:21:40
www CNAMEaarhuschallenge.dk (all on aarhuschallenge.dk)
www vs bare domainSame network
aarhuschallenge.dk: 176.9.24.82 (AS24940)
www.aarhuschallenge.dk: 176.9.24.82 (AS24940)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.aarhuschallenge.dk miZQP04IEq5Abwwjf1z75SBHF29Rp8XITPuWHKVlk3I

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9070ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026071801
Primary NS (MNAME)ns1.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-10 22:46:06
FieldValue
RegistrarSimply.com A/S
Registered2020-03-18
Expires2029-03-31 (895d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
47ms
A
45ms
MX
66ms
AAAA
65ms
TXT
299ms
CAA
64ms
HTTPS
43ms
TLSA
92ms
SOA
0ms
MTA-STS
72ms
DNSSEC
9070ms
SRV
4032ms
Total
9900ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-18 18:53:45 728ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-13 19:46:01 9432ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-08 07:02:57 2496ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-18 22:10:31 19493ms 4 NS 1 A 1 MX 🔓 Insecure
2026-07-18 11:30:15 shown 9900ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-25 03:20:43 1069ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-16 12:55:13 1311ms 4 NS 1 A 1 MX 🔓 Insecure
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