centertand.dk
Last scanned: 2026-06-24 14:40:05  ·  5648ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   40ms
🌍 A Records1 records   57ms
📧 MX Records2 records   58ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig94.231.106.72
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   897ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records4 records   262ms
TXT Record
brevo-code:b3f5ab0a4c0e6aa4c742a36ae86e784d
MS=ms35171331
mscid=WErcwi7r1YCxPBfKfreR4f2W6l/CqmSmwSx0L5AugaHw1pdGiM3ZwnQZiifLOwwAFDr7/kHo847i/K2N5b5/HA==
v=spf1 a mx include:spf.protection.outlook.com include:spf.rpost.net -all
✉️ SPF
PolicyRecord (centertand.dk)
-all (hard fail) v=spf1 a mx include:spf.protection.outlook.com include:spf.rpost.net -all
📨 DMARC
PolicyRecord (_dmarc.centertand.dk)
p=reject v=DMARC1;p=reject;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)
🔐 DNSSEC212ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA64ms
FieldValue
Serial1
Primary NS (MNAME)ns1.bdm.microsoftonline.com
Responsible (RNAME)azuredns-hostmaster@microsoft.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
40ms
A
57ms
MX
58ms
AAAA
59ms
TXT
262ms
CAA
51ms
HTTPS
52ms
TLSA
4022ms
SOA
64ms
MTA-STS
60ms
DNSSEC
212ms
SRV
897ms
Total
5648ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-24 14:40:05 5648ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-06-24 02:55:19 890ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 09:58:24 1178ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 20:05:03 916ms 4 NS 1 A 2 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone