tandberg.dk
Last scanned: 2026-07-04 21:44:35  ·  1453ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   129ms
NameserverIP addressesPTRASN / ISP
ns1.cisco.com 2001:420:1101:6::a
72.163.5.201		 ns1.cisco.com
ns1.cisco.com		 AS109 CISCO SYSTEMS, INC.
AS109 CISCO SYSTEMS, INC.
ns2.cisco.com 2001:420:2041:5000::a
64.102.255.44		 ns2.cisco.com
ns2.cisco.com		 AS109 CISCO SYSTEMS, INC.
AS109 CISCO SYSTEMS, INC.
ns3.cisco.com 173.37.146.41
2001:420:1201:7::a		 ns3.cisco.com
ns3.cisco.com		 AS109 CISCO SYSTEMS, INC.
AS109 CISCO SYSTEMS, INC.
🌍 A Records1 records   161ms
IPTTLPTRASNISP / OrgCIDRCountryCity
69.20.64.85 600s — AS27357 Rackspace Hosting 69.20.0.0/17 🇺🇸 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 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)
🔐 DNSSEC274ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA153ms
FieldValue
Serial10
Primary NS (MNAME)ns1.cisco.com
Responsible (RNAME)postmaster@cisco.com
Refresh7200s
Retry1800s
Expire864000s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
129ms
A
161ms
MX
174ms
AAAA
152ms
TXT
928ms
CAA
150ms
HTTPS
175ms
TLSA
135ms
SOA
153ms
MTA-STS
322ms
DNSSEC
274ms
SRV
578ms
Total
1453ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-04 21:44:35 1453ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 11:36:07 2791ms 3 NS 1 A 0 MX ⚠️ Bogus View
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