rettid.dk DNS records

🖥️ Nameservers2 records 41ms

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 36ms

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 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	900s	rettid-dk.w-v1.mx.microsoft	2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 2a01:111:f403:ca38::8 2a01:111:f403:ca48::a 52.101.209.153 52.101.68.5 52.101.73.1 52.101.73.4	mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 123ms

TXT Record
m+ib52HgRyLKKXpoKrVLCHwlKkt9A/M4/t0KSCpngJ4oBpy1M/feUtO24TXbEZBqh30EWuQIpbyJseR9tgZ+4w==
v=msv1 t=ACEC4DAA-8F71-4B7A-BF61-05179ED7BA3D
v=spf1 include:spf.au.dk -all
Wppbb6NDArKysvAQN0aiK+dDlb2ohDuV8RgKKrRFiY/APaMhvedGPyzUy31mwAndhNegxZbqkrx8r7gbSzVLhw==

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.rettid.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 134ms

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

🔐 DNSSEC105ms

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

🏷️ SOA0ms

Field	Value
Serial	2014085772
Primary NS (MNAME)	infobloxgm3.au.dk
Responsible (RNAME)	staff@au.dk
Refresh	3600s
Retry	360s
Expire	3600000s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

36ms

MX

38ms

AAAA

34ms

TXT

123ms

CAA

36ms

HTTPS

41ms

TLSA

134ms

SOA

0ms

MTA-STS

47ms

DNSSEC

105ms

SRV

93ms

Total

792ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 04:52:31	792ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-30 15:49:36	2319ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-29 05:40:59	644ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 04:51:44	611ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 03:57:05	702ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 03:51:52	763ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 07:46:32	2483ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 06:08:23	1246ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 22:28:56	4334ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 22:24:05	9495ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 22:13:36	3128ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 21:54:38	7866ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 21:21:02	11313ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 11:25:22	5710ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 17:02:32	10188ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 14:44:08	2272ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 13:09:27	3091ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 10:33:43	17219ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 08:54:45	3338ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 04:45:29	3175ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 16:28:50	10386ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 08:01:11	1339ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-01 20:04:59	9351ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 20:11:19	24902ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 19:36:21	1083ms	2 NS 1 A 1 MX	🔒 Secure	View