deterhvervsfagligeeksperimentarium.dk DNS records

🖥️ Nameservers3 records 20ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.efif.dk	195.254.168.23	ns.efif.dk	AS51073 Aarhus Business College
ns2.efif.dk	195.254.168.12	ns2.efif.dk	AS51073 Aarhus Business College
ns3.efif.dk	20.23.170.35	—	AS8075 Microsoft Corporation

🌍 A Records1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.254.168.193	86400s	—	AS51073	Aarhus Business College	195.254.168.0/23	🇩🇰 Denmark	Højbjerg

📧 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 85ms

TXT Record
google-site-verification=FhRVDoLGofUJCXBCFe5dLTKevU6MfUY_IrnTy1aL5Dc

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC98ms

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

🏷️ SOA0ms

Field	Value
Serial	2019012515
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

20ms

A

31ms

MX

23ms

AAAA

22ms

TXT

85ms

CAA

30ms

HTTPS

32ms

TLSA

309ms

SOA

0ms

MTA-STS

41ms

DNSSEC

98ms

SRV

34ms

Total

665ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 01:51:39	665ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 18:33:44	1031ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 07:13:30	3639ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 04:08:46	2181ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 16:59:58	4613ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-12 13:35:38	4642ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 11:50:21	4095ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 00:15:28	8601ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-08 19:58:32	8591ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 13:17:16	11610ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-08-01 09:19:18	2259ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 22:25:37	3948ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-22 19:31:51	4471ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-20 12:51:40	3500ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-18 03:03:03	6585ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-16 22:49:25	2475ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-08 23:38:50	1118ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-07 04:32:17	1408ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-04 20:17:39	3423ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-07-03 20:25:36	460ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-29 09:31:29	399ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-21 20:34:02	4393ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-21 06:16:04	735ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-20 17:16:14	4403ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-17 02:21:25	614ms	3 NS 1 A 0 MX	🔒 Secure	View