at-center.dk

📜 Historical scan 2026-06-19 22:43:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

at-center.dk is a .dk domain served by 3 nameservers (ns1.azehosting.net, ns2.azehosting.net, ns3.azehosting.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 88.99.93.170 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by atcenter-dk0e.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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#

3 records 146ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.azehosting.net	2a01:4f8:13b:3146::1 94.130.138.185	— ns1.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.azehosting.net	2a01:4f8:c17:5f0a::2 88.99.15.5	ns2.azehosting.net ns2.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.azehosting.net	2a01:4f8:c17:6a6e::2 88.99.39.181	ns3.azehosting.net ns3.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 69ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
88.99.93.170	14400s	server.ithj.dk	AS24940	Hetzner Online GmbH	88.99.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 140ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	atcenter-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::a 2a01:111:f403:ca09::6 2a01:111:f403:ca09::7 52.101.68.10 52.101.73.12 52.101.73.15 52.101.73.30	mail-du2pr03cu00102.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00306.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

🔷 AAAA Records (IPv6)#

1 records 167ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:10a:1de9::2	14400s	server.ithj.dk	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 479ms

TXT Record
v=spf1 ip4:88.99.93.170 include:spf.protection.outlook.com +a +mx include:relay.mailchannels.net include:spf.mandrillapp.com ?all

✉️ SPF#

Policy	Record (at-center.dk)
?all (neutral)	v=spf1 ip4:88.99.93.170 include:spf.protection.outlook.com +a +mx include:relay.mailchannels.net include:spf.mandrillapp.com ?all

📨 DMARC#

Policy	Record (_dmarc.at-center.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 2026-10-08 04:34:52

www CNAME	at-center.dk (all on at-center.dk) → 88.99.93.170 2a01:4f8:10a:1de9::2 (AS24940)
www vs bare domain	Same network at-center.dk: 88.99.93.170 2a01:4f8:10a:1de9::2 (AS24940) www.at-center.dk: 88.99.93.170 2a01:4f8:10a:1de9::2 (AS24940)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
selector1	selector1-atcenter-dk0e._domainkey.atcenter.onmicrosoft.com	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: 5/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.at-center.dk	gyc6ndlujHO-r1OWReEz-fCuB7Vh8o2YwUv9wfhB948

🔗 TLSA / DANE#

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

🔐 DNSSEC#

232ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

197ms

Field	Value
Serial	2026050601
Primary NS (MNAME)	ns1.azehosting.net
Responsible (RNAME)	jens@jncomputer.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

146ms

69ms

140ms

AAAA

167ms

TXT

479ms

CAA

54ms

HTTPS

94ms

TLSA

245ms

SOA

197ms

MTA-STS

4208ms

DNSSEC

232ms

SRV

242ms

Total

4767ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-06 21:55:48	1878ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-07 01:48:39	10815ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 07:43:16	2781ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 22:43:08 shown	4767ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 13:47:07	738ms	3 NS 1 A 1 MX	🔓 Insecure