skolefif.dk
Last scanned: 2026-08-28 08:16:10  ·  603ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   56ms
NameserverIP addressesPTRASN / ISP
ns1.cbs.dk 130.226.47.250 ns1.cbs.dk AS1835 IDDQD-AS
ns2.cbs.dk 130.226.47.251 ns2.cbs.dk AS1835 IDDQD-AS
🌍 A Records1 records   63ms
IPTTLPTRASNISP / OrgCIDRCountryCity
216.119.143.98 86400s v278.MI3-C1-E02.09-29.a2webhosting.com AS55293 A2 Hosting, Inc. 216.119.128.0/20 🇺🇸 United States —
📧 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 Records1 records   223ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (skolefif.dk)
-all (hard fail) v=spf1 -all
📨 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)
🔐 DNSSEC128ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2018011207
Primary NS (MNAME)ns1.cbs.dk
Responsible (RNAME)DNS@cbs.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
56ms
A
63ms
MX
67ms
AAAA
70ms
TXT
223ms
CAA
70ms
HTTPS
39ms
TLSA
97ms
SOA
0ms
MTA-STS
77ms
DNSSEC
128ms
SRV
88ms
Total
603ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 08:16:10 603ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-27 11:49:55 2554ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-23 02:53:41 4524ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-18 23:32:10 1667ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-13 05:28:22 1624ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-10 14:06:05 3286ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-07 22:09:33 627ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-03 15:12:30 2711ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-27 01:58:57 605ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-22 20:06:21 8761ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-18 09:27:43 1953ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-13 11:29:24 674ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-08 19:05:46 8638ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-04 23:45:36 857ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-02 21:28:28 2394ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-25 09:44:05 529ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-25 09:10:41 514ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-21 16:53:19 999ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 23:16:02 1363ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-20 05:04:52 458ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 14:34:21 1052ms 2 NS 1 A 0 MX 🔒 Secure View
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