studiepraktik.dk

📜 Historical scan 2026-10-07 16:41:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studiepraktik.dk is a .dk domain served by 3 nameservers (ns.efif.dk, ns2.efif.dk, ns3.efif.dk). It was registered on 5 October 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.224.200.212 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by studiepraktik-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 41ms

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 Records#

1 records 50ms

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 Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	studiepraktik-dk.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca04::e 2a01:111:f403:ca04::f 2a01:111:f403:ca3c::8 52.101.103.36 52.101.68.10 52.101.68.25 52.101.68.39	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

1 records 41ms

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 Records#

3 records 197ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-17 07:59:28

www CNAME	studiepraktik.dk (all on studiepraktik.dk) → 20.224.200.212 2a01:111:f100:9001::1761:910d (AS8075)
www vs bare domain	Same network studiepraktik.dk: 20.224.200.212 2a01:111:f100:9001::1761:910d (AS8075) www.studiepraktik.dk: 20.224.200.212 2a01:111:f100:9001::1761:910d (AS8075)
Wildcard	No
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u32006357.wl108.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u32006357.wl108.sendgrid.net	RSA · ~2048 bit
selector1	selector1-studiepraktik-dk._domainkey.efif.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

131ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2021031029
Primary NS (MNAME)	ns.efif.dk
Responsible (RNAME)	dns-zc@efif.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 06:20:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-10-05
Expires	2026-10-31 (9d)

🔗 Same registrant#

28 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
academyaarhus.dk	Punktum dk A/S (direct)
akademiaarhus.dk	Punktum dk A/S (direct)
baa.dk	Punktum dk A/S (direct)
businessacademyaarhus.dk	Punktum dk A/S (direct)
datamatikeruddannelsen.dk	Punktum dk A/S (direct)
diplomleder.dk	Punktum dk A/S (direct)
eaaa.dk	Punktum dk A/S (direct)
eaaaa.dk	Punktum dk A/S (direct)
eaaarhus.dk	Punktum dk A/S (direct)
eaaitek.dk	Punktum dk A/S (direct)
ealumne.dk	Punktum dk A/S (direct)
eraa.dk	Punktum dk A/S (direct)
erhvervsakademi-aarhus.dk	Punktum dk A/S (direct)
erhvervsakademiaarhus.dk	Punktum dk A/S (direct)
erhvervsakademiårhus.dk	Punktum dk A/S (direct)
financialcontroller.dk	Punktum dk A/S (direct)
hr-uddannelsen.dk	Punktum dk A/S (direct)
it-update-forum.dk	Punktum dk A/S (direct)
it-update.dk	Punktum dk A/S (direct)
itokonom.dk	Punktum dk A/S (direct)
itøkonom.dk	Punktum dk A/S (direct)
koordinering-af-studiepraktik.dk	Punktum dk A/S (direct)
software-design.dk	Punktum dk A/S (direct)
softwarebachelor.dk	Punktum dk A/S (direct)
spilbachelor.dk	Punktum dk A/S (direct)
systemudviklingsbachelor.dk	Punktum dk A/S (direct)
webbachelor.dk	Punktum dk A/S (direct)
webudviklingsbachelor.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

50ms

38ms

AAAA

41ms

TXT

197ms

CAA

44ms

HTTPS

36ms

TLSA

582ms

SOA

49ms

MTA-STS

70ms

DNSSEC

131ms

SRV

66ms

Total

1326ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 07:59:27	3306ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-16 07:41:12	2918ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-15 06:30:42	1063ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-14 05:50:36	1256ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-11 00:13:15	1172ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-07 16:41:14 shown	1326ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-06 16:36:19	4619ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-05 13:47:13	2806ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 13:29:31	1232ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 13:27:15	1072ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-28 13:21:06	2710ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-27 13:01:55	1121ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 12:42:32	2648ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-23 12:19:47	2130ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-18 21:08:47	1032ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-13 05:41:46	2008ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-04 23:11:53	3866ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 19:02:05	1836ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 23:41:15	723ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-25 09:07:33	3671ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-22 01:52:45	9587ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-18 22:18:15	9420ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-17 10:08:31	2865ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-16 04:15:27	5036ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-11 01:13:28	12341ms	3 NS 1 A 1 MX	🔒 Secure