t6power.dk

Records from scan: 2026-08-26 13:21:35  ·  3347ms total  ·  last checked 2026-10-16 10:47 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

t6power.dk is a .dk domain served by 2 nameservers (ns.web4u.cz, ns2.web4u.cz). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.91.86.14 is hosted by Web4U s.r.o. (AS39790) in Czechia. Mail is handled by mx.web4u.cz. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   65ms
NameserverIP addressesPTRASN / ISP
ns.web4u.cz 185.14.224.241
2001:1568:fd::241		 ns.web4u.cz
ns.web4u.cz		 AS39790 Web4U s.r.o.
AS39790 Web4U s.r.o.
ns2.web4u.cz 2a02:a40:100:28ff::12
85.207.53.12		 ns2.web4u.cz
ns2.web4u.cz		 AS25248 RADIOKOMUNIKACE a.s.
AS25248 RADIOKOMUNIKACE a.s.

🌍 A Records#

1 records   2060ms
IPTTLPTRASNISP / OrgCIDRCountryCity
81.91.86.14 898s php7.web4u.cz AS39790 Web4U s.r.o. 81.91.80.0/20 🇨🇿 Czechia —

📧 MX Records#

1 records   69ms
PriorityTTLMail ServerIP addressesPTRASN
10 900s mx.web4u.cz 2001:1568::7012
81.91.87.12		 mx.web4u.cz
mx.web4u.cz		 AS39790 Web4U s.r.o.
AS39790 Web4U s.r.o.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover81.91.87.6
🔶 Autoconfig81.91.87.5

🔷 AAAA Records (IPv6)#

1 records   89ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2001:1568::14 900s php7.web4u.cz AS39790 Web4U s.r.o. 2001:1568:0:0:0:0:0:0/32 🇨🇿 Czechia —

🔐 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

🧩 Web & zone#

checked 2026-10-08 18:34:09
www81.91.86.14 2001:1568::14 (AS39790) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

1 records   563ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.web4u.cz DANE-EE · SPKI · SHA-256 FC3A9B6D2E5D7F67B776635683381542…

🔐 DNSSEC#

126ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2021101101
Primary NS (MNAME)ns.web4u.cz
Responsible (RNAME)admin@web4u.cz
Refresh10800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)14400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
65ms
A
2060ms
MX
69ms
AAAA
89ms
TXT
407ms
CAA
63ms
HTTPS
64ms
TLSA
563ms
SOA
0ms
MTA-STS
80ms
DNSSEC
126ms
SRV
126ms
Total
3347ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-08-26 13:21:35 shown 3347ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-24 22:22:48 4464ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-21 08:06:23 1151ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-19 13:35:49 1736ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 13:37:11 856ms 2 NS 1 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone