aarhustandcenter.dk

📜 Historical scan 2026-06-26 22:57:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aarhustandcenter.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 10 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by aarhustandcenter-dk.mail.protection.outlook.com. 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 28ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	3600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	aarhustandcenter-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::b 2a01:111:f403:ca09::2 2a01:111:f403:ca09::20 52.101.68.16 52.101.73.16 52.101.73.30 52.101.73.8	mail-db5pr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.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#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig	99.83.190.102

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 140ms

TXT Record
P-Hk5MzbBpAW
v=spf1 ip4:92.51.133.102 ip4:94.231.107.226 include:spf.protection.outlook.com include:sendgrid.net include:servers.mcsv.net include:send.heyloyalty.com include:spf.permido.com include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (aarhustandcenter.dk)
-all (hard fail)	v=spf1 ip4:92.51.133.102 ip4:94.231.107.226 include:spf.protection.outlook.com include:sendgrid.net include:servers.mcsv.net include:send.heyloyalty.com include:spf.permido.com include:web.shared.mysmtp.com -all

📨 DMARC#

Policy	Record (_dmarc.aarhustandcenter.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-22 08:13:37

www CNAME	cdn.webflow.com (all on webflow.com) → 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
www vs bare domain	Same network aarhustandcenter.dk: 198.202.211.1 (AS209242) www.aarhustandcenter.dk: 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
Wildcard	Yes: any name under the zone resolves
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
selector1	selector1-aarhustandcenter-dk._domainkey.aarhustandcenter.onmicrosoft.com	RSA · ~1024 bit below 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: 10/10 · policy: -all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

53ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2026031801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-15 13:08:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-09-10
Expires	2027-09-30 (342d)

🔗 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#

28ms

34ms

AAAA

34ms

TXT

140ms

CAA

32ms

HTTPS

32ms

TLSA

376ms

SOA

27ms

MTA-STS

34ms

DNSSEC

53ms

SRV

46ms

Total

909ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 08:13:37	946ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 09:07:11	1913ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 11:30:05	1363ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 22:57:50 shown	909ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 18:46:28	2202ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:49:38	1813ms	2 NS 1 A 1 MX	🔒 Secure