brondbystrandskole.dk
Last scanned: 2026-07-29 02:17:17  ·  3037ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   30ms
🌍 A Records2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.65.21 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.139.100 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   38ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover104.21.65.21
🔶 Autoconfig104.21.65.21
🔷 AAAA Records (IPv6)2 records   41ms
🔐 HTTPS Records1 records   38ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.65.21,172.67.139.100 ech=AEX+DQBBeAAgACAcCgP3qu7brrgQuWGFFBPyhxvGFlecBjwlAtwFD1p2ewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:4115,2606:4700:3037::ac43:8b64
📝 TXT Records1 records   184ms
TXT Record
v=spf1 mx -all
✉️ SPF
PolicyRecord (brondbystrandskole.dk)
-all (hard fail) v=spf1 mx -all
📨 DMARC
PolicyRecord (_dmarc.brondbystrandskole.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100;
📬 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)
🔐 DNSSEC2047ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2410691189
Primary NS (MNAME)luke.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
30ms
A
32ms
MX
38ms
AAAA
41ms
TXT
184ms
CAA
33ms
HTTPS
38ms
TLSA
125ms
SOA
0ms
MTA-STS
45ms
DNSSEC
2047ms
SRV
51ms
Total
3037ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-29 02:17:17 3037ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-27 15:46:31 16865ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-27 06:51:41 1001ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-16 17:05:57 1352ms 2 NS 2 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone