alensa.dk

📜 Historical scan 2026-09-30 15:17:48  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alensa.dk is a .dk domain served by 2 nameservers (ns.web4u.cz, ns2.web4u.cz). It was registered on 6 May 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 31.30.27.201 is hosted by Vodafone Czech Republic a.s. (AS16019) in Czechia. Mail is handled by m213-mail.server4u.cz. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   53ms
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   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
31.30.27.201 900s cst2-27-201.cust.vodafone.cz AS16019 Vodafone Czech Republic a.s. 31.30.0.0/16 🇨🇿 Czechia Prague

📧 MX Records#

1 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
10 900s m213-mail.server4u.cz 81.91.81.160 m213-mail.server4u.cz AS39790 Web4U s.r.o.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover31.30.27.201
🔶 Autoconfig31.30.27.201

🔷 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#

PolicyRecord (_dmarc.alensa.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:69ih0j81nj@dmarc-reports.ecomailapp.com; fo=1

📬 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#

latest probe, not this scan · checked 2026-10-07 18:24:39
www31.30.27.201 (AS16019) (address records, no CNAME)
www vs bare domainSame network
alensa.dk: 31.30.27.201 (AS16019)
www.alensa.dk: 31.30.27.201 (AS16019)
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

80ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

124ms
FieldValue
Serial2026020201
Primary NS (MNAME)ns.web4u.cz
Responsible (RNAME)admin@web4u.cz
Refresh10800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)14400s

📋 Registration#

WHOIS fetched 2026-10-07 23:43:09
FieldValue
RegistrarGransy s.r.o.
Registered2014-05-06
Expires2027-05-31 (226d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
53ms
A
54ms
MX
48ms
AAAA
52ms
TXT
363ms
CAA
62ms
HTTPS
60ms
TLSA
155ms
SOA
124ms
MTA-STS
90ms
DNSSEC
80ms
SRV
111ms
Total
874ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 18:24:39 1024ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-30 15:17:48 shown 874ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-24 15:25:06 10606ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-19 16:27:59 11387ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-02 01:26:07 1104ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 12:39:41 828ms 2 NS 1 A 1 MX 🔓 Insecure
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