kdruk.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.au.dk	20.73.178.34	ns3.au.dk	AS8075 Microsoft Corporation
ns4.au.dk	185.45.20.154	ns4.au.dk	AS62138 Aarhus Universitet

🌍 A Records1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.45.20.49	300s	ced-apps.au.dk coursesetup-test.carsten.medu.au.dk dashboard-gios.au.dk er-det-fredag-i-ffb.dk ipure8.au.dk test-ced-apps.au.dk	AS62138	Aarhus Universitet	185.45.20.0/22	🇩🇰 Denmark	Aarhus

📧 MX Records1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	kdruk-dk.u-v1.mx.microsoft	2a01:111:f403:ca04::a 2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 2a01:111:f403:ca09::26 52.101.68.15 52.101.73.1 52.101.73.16 52.101.73.28	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00204.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-redirect.au.dk → 130.225.13.1

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 245ms

TXT Record
MS=ms26600293
v=spf1 include:spf.au.dk -all

✉️ SPF

Policy	Record (kdruk.dk)
-all (hard fail)	v=spf1 include:spf.au.dk -all

📨 DMARC

Policy	Record (_dmarc.kdruk.dk)
p=reject	v=DMARC1;p=reject;pct=100;rua=mailto:ced1e70d2c70635@rep.dmarcanalyzer.com;ruf=mailto:ced1e70d2c70635@for.dmarcanalyzer.com;aspf=r;

📬 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 / DANE4 records 168ms

Service / Owner	Type	Cert association
SMTP _25._tcp.kdruk-dk.u-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.kdruk-dk.u-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.kdruk-dk.u-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.kdruk-dk.u-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…

🔐 DNSSEC2083ms

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

🏷️ SOA0ms

Field	Value
Serial	316
Primary NS (MNAME)	infobloxgm3.au.dk
Responsible (RNAME)	auit-dns@au.dk
Refresh	10800s
Retry	1080s
Expire	2419200s
Minimum (neg-cache TTL)	900s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

52ms

MX

54ms

AAAA

53ms

TXT

245ms

CAA

61ms

HTTPS

72ms

TLSA

168ms

SOA

0ms

MTA-STS

107ms

DNSSEC

2083ms

SRV

90ms

Total

3377ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 18:02:03	3377ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-04 03:55:19	972ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-11 19:51:07	4865ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 03:32:19	1139ms	2 NS 1 A 1 MX	🔓 Insecure	View