studia.dk
Last scanned: 2026-06-26 12:05:44  ·  921ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   61ms
NameserverIP addressesPTRASN / ISP
ns1045.ui-dns.biz 2001:8d8:fe:53:0:d9a0:512d:100
217.160.81.45		 ns1045.ui-dns.biz
ns1045.ui-dns.biz		 AS8560 IONOS SE
AS8560 IONOS SE
ns1045.ui-dns.com 2001:8d8:fe:53:0:d9a0:522d:100
217.160.82.45		 ns1045.ui-dns.com
ns1045.ui-dns.com		 AS8560 IONOS SE
AS8560 IONOS SE
ns1045.ui-dns.de 2001:8d8:fe:53:0:d9a0:502d:100
217.160.80.45		 ns1045.ui-dns.de
ns1045.ui-dns.de		 AS8560 IONOS SE
AS8560 IONOS SE
ns1045.ui-dns.org 2001:8d8:fe:53:0:d9a0:532d:100
217.160.83.45		 ns1045.ui-dns.org
ns1045.ui-dns.org		 AS8560 IONOS SE
AS8560 IONOS SE
🌍 A Records1 records   64ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.154.18.50 3600s ip217-154-18-50.pbiaas.com AS8560 IONOS SE 217.154.16.0/21 🇫🇷 France —
📧 MX Records1 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.studia.dk 217.154.18.50 ip217-154-18-50.pbiaas.com AS8560 IONOS SE
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   107ms
ServicePriorityWeightPortTarget
_imaps._tcp 10 0 993 studia.dk
📝 TXT Records2 records   315ms
TXT Record
google-site-verification=R2R81HioUyBzcq4vZoPqx726WaV66PLScTJANgVxvpg
v=spf1 a mx ip4:217.154.18.50 include:_spf-eu.ionos.com ~all
✉️ SPF
PolicyRecord (studia.dk)
~all (soft fail) v=spf1 a mx ip4:217.154.18.50 include:_spf-eu.ionos.com ~all
📨 DMARC
PolicyRecord (_dmarc.studia.dk)
p=none (monitor only) v=DMARC1;p=none;pct=100;ri=86400;fo=1;
📬 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.studia.dk ZE6QlRtjj-FNlYOtD1os5whdyt2pGccKzMU4FwpgKVY
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC81ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA58ms
FieldValue
Serial2017060149
Primary NS (MNAME)ns1045.ui-dns.com
Responsible (RNAME)hostmaster@1und1.com
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
61ms
A
64ms
MX
59ms
AAAA
59ms
TXT
315ms
CAA
58ms
HTTPS
57ms
TLSA
104ms
SOA
58ms
MTA-STS
77ms
DNSSEC
81ms
SRV
107ms
Total
921ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 12:05:44 921ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 20:19:05 1036ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 20:37:33 836ms 4 NS 1 A 1 MX 🔓 Insecure View
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