studiekortet.dk

Records from scan: 2026-10-15 02:03:18  ·  467ms total  ·  last checked 2026-10-17 06:36 (unchanged)
⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   40ms
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   27ms
IPTTLPTRASNISP / OrgCIDRCountryCity
82.103.137.56 43200s — AS30736 Asergo Holding ApS 82.103.128.0/18 🇩🇰 Denmark —

📧 MX Records#

1 records   27ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s 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#

checked 2026-10-15 02:03:18
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

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.studiekortet.dk studiekortet.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

50ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

47ms
FieldValue
Serial2026101401
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 (347d)

🔗 Same registrant#

7 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)
eurosaver.dkPunktum dk A/S (direct)
incube.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
40ms
A
27ms
MX
27ms
AAAA
40ms
TXT
139ms
CAA
46ms
HTTPS
41ms
TLSA
105ms
SOA
47ms
MTA-STS
41ms
DNSSEC
50ms
SRV
50ms
Total
467ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 02:03:18 shown 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 806ms 2 NS 1 A 1 MX 🔒 Secure
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