studiepraktik.dk DNS records

🖥️ Nameservers3 records 159ms

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 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.224.200.212	3600s	—	AS8075	Microsoft Corporation	20.192.0.0/10	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 143ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	studiepraktik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::c 2a01:111:f403:ca09::b 2a01:111:f403:ca38::8 52.101.181.153 52.101.68.3 52.101.68.32 52.101.73.1	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am3pr04cu00501.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 → 40.104.116.8

🔷 AAAA Records (IPv6)1 records 160ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:111:f100:9001::1761:910d	3600s	—	AS8075	Microsoft Corporation	2a01:111:8000:0:0:0:0:0/33	🇳🇱 The Netherlands	Amsterdam

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 433ms

TXT Record
EAA
MS=ms90397392
v=spf1 include:spf.protection.outlook.com include:_spf2.efif.dk include:u32006357.wl108.sendgrid.net include:_spf.illumi.dk -all

✉️ SPF

Policy	Record (studiepraktik.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf2.efif.dk include:u32006357.wl108.sendgrid.net include:_spf.illumi.dk -all

📨 DMARC

Policy	Record (_dmarc.studiepraktik.dk)
p=reject	v=DMARC1; p=reject; pct=100; ruf=mailto:analyze@efif.dk; rua=mailto:64e88d13a948b@dmarc.centerasecurity.com

📬 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)

🔐 DNSSEC178ms

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

🏷️ SOA0ms

Field	Value
Serial	2021031013
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

159ms

A

112ms

MX

143ms

AAAA

160ms

TXT

433ms

CAA

81ms

HTTPS

152ms

TLSA

168ms

SOA

0ms

MTA-STS

144ms

DNSSEC

178ms

SRV

305ms

Total

3866ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 23:11:53	3866ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 19:02:05	1836ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 23:41:15	723ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 09:07:33	3671ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 01:52:45	9587ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 22:18:15	9420ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 10:08:31	2865ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 04:15:27	5036ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 01:13:28	12341ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 21:40:38	7653ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-01 06:07:21	4183ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 07:15:52	7086ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 05:23:01	1371ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 04:13:51	5589ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 03:02:31	3261ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 12:58:26	2981ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 12:38:15	1315ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 02:52:33	1624ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 01:06:26	2763ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 21:12:08	1425ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 10:25:49	5117ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 15:51:22	755ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 14:13:17	705ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 17:42:42	784ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 08:54:37	896ms	3 NS 1 A 1 MX	🔒 Secure	View