sts-education.dk

Records from scan: 2026-10-09 09:36:16 · 3248ms total · last checked 2026-10-25 04:23 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sts-education.dk is a .dk domain served by 4 nameservers (dns01.dipcon.com, dns02.ports.se, dns03.ports.se and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.126.93.198 is hosted by Glesys AB (AS42708) in Sweden. Mail is handled by stseducation-dk0i.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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#

4 records 58ms

Nameserver	IP addresses	PTR	ASN / ISP
dns01.dipcon.com	193.14.90.50 2a00:801:fb:253::4	dns01.dipcon.com dns01.dipcon.com	AS1257 Tele2 SWIPnet AS1257 Tele2 SWIPnet
dns02.ports.se	2001:19f0:5001:2a:5400:ff:fe38:1e6f 45.63.42.179	dns02.ports.se dns02.ports.se	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC
dns03.ports.se	2a04:3540:1000:310:287e:f6ff:fe1d:4789 94.237.33.102	dns03.ports.se dns03.ports.se	AS202053 UpCloud Ltd AS202053 UpCloud Ltd
dns04.ports.net	158.255.211.116 2a03:f80:ed15:3ec8::1	dns04.ports.net dns04.ports.net	AS57169 EDIS GmbH AS57169 EDIS GmbH

🌍 A Records#

1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.126.93.198	300s	188-126-93-198-static.glesys.net	AS42708	Glesys AB	188.126.64.0/19	🇸🇪 Sweden	Stockholm

📧 MX Records#

1 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	stseducation-dk0i.mail.protection.outlook.com	2a01:111:f403:ca09::20 2a01:111:f403:ca21::a 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::10 52.101.185.24 52.101.209.153 52.101.68.10 52.101.68.39	mail-as8pr05cu00400.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 854ms

TXT Record
MS=ms83891735
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (sts-education.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.sts-education.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100

📬 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 2026-10-09 09:36:16

www CNAME	redirect.systempartner.se (all on systempartner.se) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.sts-education.dk
www vs bare domain	www does not resolve sts-education.dk: 188.126.93.198 (AS42708) www.sts-education.dk: no address (all like this)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-stseducation-dk0i._domainkey.exploriuseducation.n-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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

208ms

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

🏷️ SOA#

64ms

Field	Value
Serial	2025081502
Primary NS (MNAME)	dns01.dipcon.com
Responsible (RNAME)	registry@ports.net
Refresh	14400s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

58ms

79ms

68ms

AAAA

88ms

TXT

854ms

CAA

74ms

HTTPS

66ms

TLSA

790ms

SOA

64ms

MTA-STS

1241ms

DNSSEC

208ms

SRV

305ms

Total

3248ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:36:16 shown	3248ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-01 04:12:54	963ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-26 02:12:00	1199ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-26 00:32:42	1155ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-21 02:17:03	969ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-18 04:32:31	1444ms	4 NS 1 A 1 MX	🔓 Insecure