learnn.dk
📜 Historical scan 2026-06-17 11:44:07  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   50ms
NameserverIP addressesPTRASN / ISP
dns1.cscdns.net 156.154.130.100
2610:a1:1022::100		 spdns3.cscdns.net
ns2.domainnetwork.se		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
dns2.cscdns.net 156.154.131.100
2610:a1:1023::100		 nusdns06.digitalarchives.com
pdns2.cscdns.net		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
🌍 A Records1 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
83.136.94.29 — — AS31027 GlobalConnect A/S 83.136.88.0/21 🇩🇰 Denmark —
📧 MX Records1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 — custmx.cscdns.net 198.58.121.58 198-58-121-58.ip.linodeusercontent.com AS63949 Akamai Connected Cloud
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   407ms
TXT Record
v=spf1 ip4:83.136.94.29 -all
✉️ SPF
PolicyRecord (learnn.dk)
-all (hard fail) v=spf1 ip4:83.136.94.29 -all
📨 DMARC
PolicyRecord (_dmarc.learnn.dk)
p=reject v=DMARC1;p=reject;adkim=s;aspf=s;fo=1;rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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)
🔐 DNSSEC114ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA40ms
FieldValue
Serial2022012606
Primary NS (MNAME)dns1.cscdns.net
Responsible (RNAME)hostmaster@cscdns.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)14400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
50ms
A
39ms
MX
41ms
AAAA
44ms
TXT
407ms
CAA
36ms
HTTPS
44ms
TLSA
169ms
SOA
40ms
MTA-STS
53ms
DNSSEC
114ms
SRV
0ms
Total
1118ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 11:45:49 756ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 02:22:07 830ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 11:44:07 1118ms 2 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone