sts-education.dk DNS records

🖥️ Nameservers4 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
dns01.dipcon.com	193.14.90.50	dns01.dipcon.com	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 Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.126.93.198	600s	188-126-93-198-static.glesys.net	AS42708	Glesys AB	188.126.64.0/19	🇸🇪 Sweden	Stockholm

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	stseducation-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::4 2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 52.101.68.12 52.101.73.19 52.101.73.2 52.101.73.26	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 52.98.149.136

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 297ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC97ms

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

🏷️ SOA89ms

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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

45ms

MX

44ms

AAAA

45ms

TXT

297ms

CAA

66ms

HTTPS

195ms

TLSA

355ms

SOA

89ms

MTA-STS

71ms

DNSSEC

97ms

SRV

191ms

Total

1199ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 02:12:00	1199ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 00:32:42	1155ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 02:17:03	969ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 04:32:31	1444ms	4 NS 1 A 1 MX	🔓 Insecure	View