rentola.dk

📜 Historical scan 2026-08-26 18:23:10  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rentola.dk is a .dk domain served by 2 nameservers (guy.ns.cloudflare.com, luciana.ns.cloudflare.com). It was registered on 30 June 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.57.37 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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   54ms

🌍 A Records#

2 records   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.57.37 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.188.240 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   40ms

🔷 AAAA Records (IPv6)#

2 records   48ms

🔐 HTTPS Records#

1 records   58ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.57.37,172.67.188.240 ech=AEX+DQBBKgAgACAvQqH0GYmbu3KvoVqKt+Ei4tgB0R7OrKySEEIuEA2POgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:bcf0,2606:4700:3033::6815:3925

📝 TXT Records#

5 records   186ms
TXT Record
facebook-domain-verification=73nhiqjij690hxvn7bygu7f43nubbc
google-site-verification=9OTkfnVfdCqmWqPI-Ep-OAojfZRL7FImmwCvfe9Eus4
google-site-verification=viHED5Tc-vAKp6v5F_rSevAzE_mNOcQPmPfNs5i-SL4
google-site-verification=WVKif6rEjG-2F4FA0cFRgSTEwwpsBBScGVuaFZ8s2fo
google-site-verification=ZnCKdx1_a2ThMWnMct2CgVrEp3JB6k_0BVQbx8njkDM

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

PolicyRecord (_dmarc.rentola.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@rentola.dk

📬 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 2026-10-25 19:44:33
www104.21.57.37 172.67.188.240 2606:4700:3030::ac43:bcf0 2606:4700:3033::6815:3925 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
BIMIv=BIMI1; l=https://i.rentola-platform.xyz/icons/blue_logo_symbol.svg;

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — RSA Invalid key data — receivers can't verify signatures

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔗 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#

0ms
FieldValue
Serial2412137084
Primary NS (MNAME)guy.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-07 22:13:06
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2020-06-30
Expires2027-06-30 (246d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
54ms
A
48ms
MX
40ms
AAAA
48ms
TXT
186ms
CAA
50ms
HTTPS
58ms
TLSA
83ms
SOA
0ms
MTA-STS
73ms
DNSSEC
80ms
SRV
68ms
Total
838ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-25 19:44:33 856ms 2 NS 2 A 5 MX 🔓 Insecure
2026-10-12 22:17:55 2222ms 2 NS 2 A 5 MX 🔓 Insecure
2026-10-01 08:13:55 563ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-23 22:05:36 1425ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-12 11:50:41 935ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-05 12:20:24 1444ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-26 18:23:10 shown 838ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-14 20:16:04 2398ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-24 11:21:56 1111ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-21 12:03:18 5477ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-18 02:14:27 15865ms 2 NS 2 A 5 MX 🔓 Insecure
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