19student.dk
📜 Historical scan 2026-08-15 23:39:47  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   36ms
NameserverIP addressesPTRASN / ISP
ns1.loopia.se 2a02:250:ffff::20
93.188.0.20		 ns1.loopia.se
ns1.loopia.se		 AS39570 Loopia AB
AS39570 Loopia AB
ns2.loopia.se 185.71.156.20
2a02:250:fffe::20		 ns2.loopia.se
ns2.loopia.se		 AS215836 Loopia AB
AS215836 Loopia AB
🌍 A Records2 records   17ms
IPTTLPTRASNISP / OrgCIDRCountryCity
194.9.94.85 3600s — AS39570 Loopia AB 194.9.94.0/23 🇸🇪 Sweden —
194.9.94.86 3600s — AS39570 Loopia AB 194.9.94.0/23 🇸🇪 Sweden —
📧 MX Records
📧
No MX records found
🔷 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC145ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
Key typeAlgorithmPublic key
KSK RSA/SHA-256 AwEAAclIpBWZzC2Q9emw7p5YJZs7PcdWC2apU59n…
ZSK RSA/SHA-256 AwEAAcZUV/6k73tmMwVhcD5J0WU0qL+IfBZEB7gf…
ZSK RSA/SHA-256 AwEAAcF1c0LEhMaPlW1GI5YYBhaiZ3tt8CP+0qQn…
🏷️ SOA20ms
FieldValue
Serial1786579200
Primary NS (MNAME)ns1.loopia.se
Responsible (RNAME)registry@loopia.se
Refresh14400s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
36ms
A
17ms
MX
35ms
AAAA
33ms
TXT
219ms
CAA
18ms
HTTPS
32ms
TLSA
57ms
SOA
20ms
MTA-STS
66ms
DNSSEC
145ms
SRV
0ms
Total
1910ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 13:29:29 977ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-27 11:18:30 760ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-20 20:04:18 1295ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-15 23:39:47 1910ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-13 06:26:55 3032ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-07 04:25:57 882ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-05 10:37:35 1245ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-23 07:03:33 855ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-17 08:41:41 9621ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-09 05:13:33 1266ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-03 10:58:06 799ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-28 08:02:30 3981ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-27 00:33:40 937ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-23 06:53:40 1123ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 12:43:54 851ms 2 NS 2 A 0 MX 🔓 Insecure View
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