flexrens.dk

📜 Historical scan 2026-08-12 20:37:56  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

flexrens.dk is a .dk domain served by 2 nameservers (norm.ns.cloudflare.com, sara.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.36.96 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx10.antispam.mailspamprotection.com, mx20.antispam.mailspamprotection.com and 1 more. The zone is not DNSSEC-signed, has no 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   55ms
NameserverIP addressesPTRASN / ISP
norm.ns.cloudflare.com 108.162.193.134
172.64.33.134
173.245.59.134
2606:4700:58::adf5:3b86
2803:f800:50::6ca2:c186
2a06:98c1:50::ac40:2186		 norm.ns.cloudflare.com
norm.ns.cloudflare.com
norm.ns.cloudflare.com
norm.ns.cloudflare.com
norm.ns.cloudflare.com
norm.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
sara.ns.cloudflare.com 108.162.192.144
172.64.32.144
173.245.58.144
2606:4700:50::adf5:3a90
2803:f800:50::6ca2:c090
2a06:98c1:50::ac40:2090		 sara.ns.cloudflare.com
sara.ns.cloudflare.com
sara.ns.cloudflare.com
sara.ns.cloudflare.com
sara.ns.cloudflare.com
sara.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   57ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.36.96 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.191.199 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx10.antispam.mailspamprotection.com 34.149.79.66 66.79.149.34.bc.googleusercontent.com AS396982 Google LLC
20 300s mx20.antispam.mailspamprotection.com 34.120.156.61 61.156.120.34.bc.googleusercontent.com AS396982 Google LLC
30 300s mx30.antispam.mailspamprotection.com 34.111.121.216 216.121.111.34.bc.googleusercontent.com AS396982 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.191.199
🔶 Autoconfig104.21.36.96

🔷 AAAA Records (IPv6)#

2 records   49ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::ac43:bfc7 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:2460 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   58ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.36.96,172.67.191.199 ech=AEX+DQBBrAAgACDfMUyR1xnRR47idXyxGqd6rtvxvn6vVa3rc7eeKVINDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bfc7,2606:4700:3035::6815:2460

📝 TXT Records#

2 records   204ms
TXT Record
google-site-verification=uL92JoIHGXmXeQbUCLjMeQVfyEGx1Ab_9x4Uz5CS3QI
v=spf1 +a +mx +ip4:35.207.79.210 include:_spf.mailspamprotection.com ~all

✉️ SPF#

PolicyRecord (flexrens.dk)
~all (soft fail) v=spf1 +a +mx +ip4:35.207.79.210 include:_spf.mailspamprotection.com ~all

📨 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#

latest probe, not this scan · checked 2026-10-20 22:05:11
www104.21.36.96 172.67.191.199 2606:4700:3031::ac43:bfc7 2606:4700:3035::6815:2460 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~1024 bit below 2048 bit

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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.flexrens.dk D3fNvJtKw2nAvsH9jrrYrVad0JhJvvsvX2PJYkPQ1a8
TXT _acme-challenge.flexrens.dk eL3EFbBBwqxWhf0FDhloyZSpVzpvpxIaLGO57apubzQ

🔗 TLSA / DANE#

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

🔐 DNSSEC#

90ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412040413
Primary NS (MNAME)norm.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

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

⏱️ Lookup Timing#

NS
55ms
A
57ms
MX
49ms
AAAA
49ms
TXT
204ms
CAA
41ms
HTTPS
58ms
TLSA
794ms
SOA
0ms
MTA-STS
72ms
DNSSEC
90ms
SRV
71ms
Total
2069ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-20 22:05:11 1121ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-12 03:04:32 2204ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-25 09:00:35 706ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-10 17:31:53 908ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-14 04:34:47 1429ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-12 20:37:56 shown 2069ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-15 05:32:23 1359ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-22 04:34:46 733ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-17 09:44:25 644ms 2 NS 2 A 3 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone