rentco.dk
📜 Historical scan 2026-06-27 15:25:50  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   66ms
NameserverIP addressesPTRASN / ISP
alfa.crocodille.com 5.178.52.115 alfa.inver.sk AS15962 Orange Slovensko a.s.
beta.crocodille.com 90.64.252.226 beta.inver.sk AS15962 Orange Slovensko a.s.
gama.crocodille.com 185.110.142.52 — AS34820 DELTA ONLINE spol. s r.o.
🌍 A Records1 records   73ms
IPTTLPTRASNISP / OrgCIDRCountryCity
90.64.252.250 3600s — AS15962 Orange Slovensko a.s. 90.64.0.0/16 🇸🇰 Slovakia Bratislava
📧 MX Records1 records   75ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.crocodille.cz 93.99.172.164 mail.crocodille.cz AS16019 Vodafone Czech Republic a.s.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverposta.crocodille.cz → 93.99.172.165
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records2 records   163ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 posta.crocodille.cz
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records1 records   498ms
TXT Record
v=spf1 mx ip4:195.47.16.250/30 ip4:193.85.203.74/30 ip4:194.149.119.176/29 ip4:62.84.153.105/29 ip4:46.28.111.199 ip4:185.219.169.150/32 a:rentco.inver.sk ip4:95.80.223.74 ip4:90.64.252.248 include:spf.eu.signature365.net include:spf.protection.outlook.com a:mail.crocodille.com ~all
✉️ SPF
PolicyRecord (rentco.dk)
~all (soft fail) v=spf1 mx ip4:195.47.16.250/30 ip4:193.85.203.74/30 ip4:194.149.119.176/29 ip4:62.84.153.105/29 ip4:46.28.111.199 ip4:185.219.169.150/32 a:rentco.inver.sk ip4:95.80.223.74 ip4:90.64.252.248 include:spf.eu.signature365.net include:spf.protection.outlook.com a:mail.crocodille.com ~all
📨 DMARC
PolicyRecord (_dmarc.rentco.dk)
p=none (monitor only) v=DMARC1; p=none
📬 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)
🔐 DNSSEC95ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA71ms
FieldValue
Serial2023111701
Primary NS (MNAME)alfa.crocodille.com
Responsible (RNAME)root@inver.sk
Refresh43200s
Retry7200s
Expire2419200s
Minimum (neg-cache TTL)10800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
66ms
A
73ms
MX
75ms
AAAA
75ms
TXT
498ms
CAA
71ms
HTTPS
84ms
TLSA
431ms
SOA
71ms
MTA-STS
119ms
DNSSEC
95ms
SRV
163ms
Total
1760ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-30 15:46:40 1806ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 15:25:50 1760ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 17:38:26 2599ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 14:09:05 2480ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 06:00:34 1498ms 3 NS 1 A 1 MX ⚠️ Bogus View
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