cfin.dk DNS records

🖥️ Nameservers2 records 38ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.45.20.48	900s	—	AS62138	Aarhus Universitet	185.45.20.0/22	🇩🇰 Denmark	Aarhus

📧 MX Records1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	900s	cfin-dk.q-v1.mx.microsoft	2a01:111:f403:ca04::10 2a01:111:f403:ca04::7 2a01:111:f403:ca04::9 2a01:111:f403:ca09::4 52.101.68.0 52.101.68.10 52.101.68.27 52.101.73.19	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 72ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records5 records 107ms

TXT Record
h3hxdQHpbX6kdSVH+H/QZJC8Md7PekHsGDikh4X6rY62AwR6czk23NmOd7Js4nlNZLENvxQP8tb/gYAgHO9Qmg==
KHBTwmmKkjhK3FOu7JadJKZPFCiKS7H2aIdhBjclq8mCtH1Vc1DYw7bQlu3hmT1HlheOvYyLc5TINi7krcfDrA==
U4KESlaYGD7iHS8qIYci8gHE/ofd+9O3IsF/aHMp/js=
v=msv1t=ACEC4DAA-8F71-4B7A-BF61-05179ED7BA3D
v=spf1 include:spf.au.dk -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.cfin.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 80ms

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

🔐 DNSSEC110ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	7278
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

38ms

A

33ms

MX

32ms

AAAA

37ms

TXT

107ms

CAA

37ms

HTTPS

38ms

TLSA

80ms

SOA

0ms

MTA-STS

46ms

DNSSEC

110ms

SRV

72ms

Total

605ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 08:15:39	605ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 00:09:40	616ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 19:43:40	675ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 03:51:52	2623ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 02:23:19	3368ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 00:37:54	6911ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 00:24:28	1098ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 00:14:45	10089ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 22:04:16	9408ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 21:48:06	3269ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 19:40:36	1569ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 18:09:26	4165ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 05:24:30	1158ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 10:07:44	5508ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 18:58:16	2509ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 11:36:55	3266ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 19:27:16	9150ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 21:56:34	1170ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 23:19:25	1659ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 04:50:22	1117ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 04:08:32	1303ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 03:42:22	17043ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 03:30:45	1081ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 03:28:34	1064ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 01:52:32	1164ms	2 NS 1 A 1 MX	🔒 Secure	View