at-center.dk

Records from scan: 2026-09-06 21:55:48 · 1878ms total · last checked 2026-10-17 21:01 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

at-center.dk is a .dk domain served by 2 nameservers (ns1.azehosting.net, ns2.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 61ms

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

🌍 A Records#

1 records 56ms

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 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	atcenter-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 2a01:111:f403:ca09::3 2a01:111:f403:ca09::b 52.101.68.10 52.101.68.12 52.101.73.126 52.101.91.162	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.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

🔷 AAAA Records (IPv6)#

1 records 62ms

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 486ms

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#

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	KeNQNnJC5Mpkb2X72cOAmKLhkh-5mbC9-iBZ6_k0WDE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

131ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026090501
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#

61ms

56ms

69ms

AAAA

62ms

TXT

486ms

CAA

68ms

HTTPS

66ms

TLSA

897ms

SOA

0ms

MTA-STS

125ms

DNSSEC

131ms

SRV

127ms

Total

1878ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-06 21:55:48 shown	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	4767ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 13:47:07	738ms	3 NS 1 A 1 MX	🔓 Insecure