staehrtelecom.dk

📜 Historical scan 2026-06-17 21:00:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

staehrtelecom.dk is a .dk domain served by 3 nameservers (ns1.azehosting.net, ns2.azehosting.net, ns3.azehosting.net). It was registered on 20 May 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by staehrtelecom-dk.mail.protection.outlook.com, mail.staehrtelecom.dk and 1 more. 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 187ms

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 194ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
88.99.93.170	—	server.ithj.dk	AS24940	—	—	—	—

📧 MX Records#

3 records 197ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	staehrtelecom-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::f 2a01:111:f403:ca09::9 2a01:111:f403:ca09::c 52.101.68.16 52.101.73.16 52.101.73.2 52.101.73.4	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.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
10	—	mail.staehrtelecom.dk	2a01:4f8:10a:1de9::2 88.99.93.170	server.ithj.dk server.ithj.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
20	—	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

1 records 235ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:10a:1de9::2	—	server.ithj.dk	AS24940	—	—	—	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 404ms

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

✉️ SPF#

Policy	Record (staehrtelecom.dk)
-all (hard fail)	v=spf1 ip4:88.99.93.170 include:spf.protection.outlook.com +a +mx include:relay.mailchannels.net -all

📨 DMARC#

Policy	Record (_dmarc.staehrtelecom.dk)
p=quarantine	v=DMARC1;p=quarantine;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 2026-10-10 00:53:55

www CNAME	staehrtelecom.dk (all on staehrtelecom.dk) → 88.99.93.170 2a01:4f8:10a:1de9::2 (AS24940)
www vs bare domain	Same network staehrtelecom.dk: 88.99.93.170 2a01:4f8:10a:1de9::2 (AS24940) www.staehrtelecom.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-staehrtelecom-dk._domainkey.staehrtelecom.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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

277ms

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

🏷️ SOA#

175ms

Field	Value
Serial	2026052101
Primary NS (MNAME)	ns1.azehosting.net
Responsible (RNAME)	jens@jncomputer.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-08 23:17:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-05-20
Expires	2027-05-31 (224d)

📋 WHOIS#

⏱️ Lookup Timing#

187ms

194ms

197ms

AAAA

235ms

TXT

404ms

CAA

186ms

HTTPS

181ms

TLSA

293ms

SOA

175ms

MTA-STS

195ms

DNSSEC

277ms

SRV

0ms

Total

1553ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 19:10:02	1406ms	2 NS 1 A 3 MX	🔓 Insecure
2026-09-23 23:01:25	2066ms	2 NS 1 A 3 MX	🔓 Insecure
2026-08-27 05:24:37	10685ms	2 NS 1 A 3 MX	🔓 Insecure
2026-07-21 23:01:33	9519ms	2 NS 1 A 3 MX	🔓 Insecure
2026-07-03 00:58:42	1115ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-25 11:46:41	941ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-17 21:00:27 shown	1553ms	3 NS 1 A 3 MX	🔓 Insecure