isimba.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 Records1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.45.20.49	900s	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 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 123ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (isimba.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.isimba.dk)
p=reject	v=DMARC1;p=reject;pct=100;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)

🔐 DNSSEC109ms

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

🏷️ SOA0ms

Field	Value
Serial	4076
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

41ms

MX

36ms

AAAA

42ms

TXT

123ms

CAA

39ms

HTTPS

34ms

TLSA

97ms

SOA

0ms

MTA-STS

45ms

DNSSEC

109ms

SRV

44ms

Total

467ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 16:13:27	467ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-30 07:07:59	986ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-29 06:30:20	1316ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 05:09:16	576ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 04:55:43	489ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 04:54:07	644ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 21:30:11	8787ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 21:01:10	1545ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 16:40:48	1497ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 16:38:47	1049ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 16:21:27	615ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 15:02:08	9023ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 15:00:02	2235ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 09:29:07	3145ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 16:36:35	16610ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 03:53:32	1041ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 19:27:27	2413ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 03:23:21	3099ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-08 13:14:59	8679ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 10:03:39	769ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-02 09:10:47	688ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 21:39:33	11397ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 18:55:44	549ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 17:41:50	510ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 17:33:52	9413ms	2 NS 1 A 0 MX	🔒 Secure	View