studiekortet.dk

📜 Historical scan 2026-06-17 19:46:36  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studiekortet.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 September 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.103.137.56 is hosted by Asergo Holding ApS (AS30736) in Denmark. Mail is handled by studiekortet.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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#

2 records   33ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
82.103.137.56 — — AS30736 Asergo Holding ApS 82.103.128.0/18 🇩🇰 Denmark —

📧 MX Records#

1 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
10 — studiekortet.dk 82.103.137.56 — AS30736 Asergo Holding ApS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverstudiekortet.dk → 82.103.137.56
🔶 Autoconfigstudiekortet.dk → 82.103.137.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-20 18:08:30
www CNAMEstudiekortet.dk (all on studiekortet.dk)
www vs bare domainSame network
studiekortet.dk: 82.103.137.56 (AS30736)
www.studiekortet.dk: 82.103.137.56 (AS30736)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

31ms
FieldValue
Serial2026032501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-15 02:28:26
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2000-09-28
Expires2027-09-30 (344d)

🔗 Same registrant#

9 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).

DomainRegistrar
bmdc.dkPunktum dk A/S (direct)
digiwatch.dkPunktum dk A/S (direct)
elevbog.dkPunktum dk A/S (direct)
eurosaver.dkPunktum dk A/S (direct)
incube.dkPunktum dk A/S (direct)
klaruppigekor.dkPunktum dk A/S (direct)
loeverne.dkPunktum dk A/S (direct)
netmind.dkPunktum dk A/S (direct)
youngstars.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
33ms
A
30ms
MX
32ms
AAAA
32ms
TXT
214ms
CAA
32ms
HTTPS
28ms
TLSA
118ms
SOA
31ms
MTA-STS
30ms
DNSSEC
112ms
SRV
289ms
Total
806ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-20 18:08:29 841ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-15 02:03:18 467ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-02 13:10:22 1637ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 11:56:36 1054ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 20:04:50 1084ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-03 07:07:52 1111ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-27 13:23:03 2210ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-19 23:20:25 804ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 19:46:36 shown 806ms 2 NS 1 A 1 MX 🔒 Secure
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