oleroemerobservatoriet.dk DNS records

🖥️ Nameservers2 records 29ms

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 30ms

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 Records

📧

No MX records found

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 109ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.oleroemerobservatoriet.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 / DANE

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

🔐 DNSSEC104ms

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

🏷️ SOA0ms

Field	Value
Serial	3665
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

29ms

A

30ms

MX

30ms

AAAA

29ms

TXT

109ms

CAA

33ms

HTTPS

37ms

TLSA

103ms

SOA

0ms

MTA-STS

43ms

DNSSEC

104ms

SRV

47ms

Total

468ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 03:22:36	468ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-31 12:48:40	1397ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-29 21:53:41	481ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 23:49:59	454ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 22:31:11	796ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 19:58:59	523ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 18:39:00	452ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 17:32:43	489ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 16:31:32	1028ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 16:00:09	3022ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 15:56:04	616ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 15:31:15	2399ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 06:59:56	2403ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 06:36:02	794ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-16 07:47:39	577ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 14:20:18	595ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-12 20:28:18	1007ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 16:41:29	850ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-09 06:37:58	784ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 20:57:24	1305ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-29 17:49:55	11533ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 02:46:58	616ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 02:30:53	669ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 02:19:09	565ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 01:44:10	613ms	2 NS 1 A 0 MX	🔒 Secure	View