universitetssommerskole.dk DNS records

🖥️ Nameservers2 records 44ms

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 Records

🌍

No A records found

📧 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 126ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.universitetssommerskole.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)

🔐 DNSSEC118ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	1371733518
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

44ms

A

38ms

MX

45ms

AAAA

45ms

TXT

126ms

CAA

45ms

HTTPS

38ms

TLSA

16ms

SOA

0ms

MTA-STS

51ms

DNSSEC

118ms

SRV

43ms

Total

401ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 04:40:08	401ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-29 05:33:23	691ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-28 04:29:18	337ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-27 03:51:51	378ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-26 03:47:25	359ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-24 13:07:14	671ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-23 12:57:18	571ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-22 11:04:19	1340ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-21 10:52:18	3000ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-20 09:24:06	16614ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-19 05:51:31	8771ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-17 23:27:09	8705ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-16 22:18:28	663ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-15 14:33:02	818ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-14 01:17:37	2418ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-12 08:20:17	780ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-10 20:48:48	975ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-07 18:29:44	541ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-08-06 16:06:52	768ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-31 19:57:58	618ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-29 13:16:56	748ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-27 10:22:17	527ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-26 09:12:19	791ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-25 08:48:48	9375ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-24 07:30:05	8620ms	2 NS 0 A 0 MX	🔒 Secure	View