aarhusdans.dk

📜 Historical scan 2026-09-19 03:16:50  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aarhusdans.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, kiki.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.227 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aarhusdans-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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   137ms
NameserverIP addressesPTRASN / ISP
duke.ns.cloudflare.com 108.162.193.110
172.64.33.110
173.245.59.110
2606:4700:58::adf5:3b6e
2803:f800:50::6ca2:c16e
2a06:98c1:50::ac40:216e		 duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
kiki.ns.cloudflare.com 108.162.192.180
172.64.32.180
173.245.58.180
2606:4700:50::adf5:3ab4
2803:f800:50::6ca2:c0b4
2a06:98c1:50::ac40:20b4		 kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   110ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.31.227 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.180.94 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   91ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s aarhusdans-dk.mail.protection.outlook.com 2a01:111:f403:ca04::a
2a01:111:f403:ca04::e
2a01:111:f403:ca21::8
2a01:111:f403:ca48::c
52.101.68.18
52.101.73.145
52.101.91.153
52.101.91.162		 mail-du0pr03cu00102.inbound.protection.outlook.com
mail-db8pr02cu00106.inbound.protection.outlook.com
mail-matpr04cu00100.inbound.protection.outlook.com
mail-miypr03cu00104.inbound.protection.outlook.com
mail-db4pr02cu00302.inbound.protection.outlook.com
mail-am6pr02cu00301.inbound.protection.outlook.com
mail-matpr04cu00101.inbound.protection.outlook.com
mail-matpr04cu00302.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.31.227

🔷 AAAA Records (IPv6)#

2 records   150ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::6815:1fe3 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:b45e 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   115ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.31.227,172.67.180.94 ech=AEX+DQBBlQAgACACXH1tOJnctrsQE4Je2hMORGKX4qJa/v2dQrPRHfaAeAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:1fe3,2606:4700:3035::ac43:b45e

🔌 SRV Records#

1 records   147ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

1 records   243ms
TXT Record
v=spf1 ip4:84.19.174.8 include:_spf.hostonline.dk include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF#

PolicyRecord (aarhusdans.dk)
-all (hard fail) v=spf1 ip4:84.19.174.8 include:_spf.hostonline.dk include:spf.protection.outlook.com include:_custspf.one.com -all

📨 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 2026-10-09 05:24:53
www104.21.31.227 172.67.180.94 2606:4700:3034::6815:1fe3 2606:4700:3035::ac43:b45e (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector1 selector1-aarhusdans-dk._domainkey.aarhusdans.a-v1.dkim.mail.microsoft 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: 6/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.aarhusdans.dk 3hIHPvjZfbY-b_5-3u67DYkrEy85-v8XDnK5CwaBYEM
TXT _acme-challenge.aarhusdans.dk simI9C6c0hRHUxsRnsTL0q6U58CI6GBNki-Zz7EMH0k

🔗 TLSA / DANE#

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

🔐 DNSSEC#

175ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415208613
Primary NS (MNAME)duke.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
137ms
A
110ms
MX
91ms
AAAA
150ms
TXT
243ms
CAA
116ms
HTTPS
115ms
TLSA
466ms
SOA
0ms
MTA-STS
104ms
DNSSEC
175ms
SRV
147ms
Total
1527ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 03:38:17 696ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-20 18:40:53 1170ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-19 03:16:50 shown 1527ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-20 03:02:59 10731ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-21 22:58:12 1446ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 16:04:33 2751ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-22 01:33:02 747ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 12:50:40 1630ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone