flexrens.dk

📜 Historical scan 2026-10-12 03:04:32 · ← 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 122ms

Nameserver	IP addresses	PTR	ASN / 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 134ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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 116ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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#

Service	CNAME / IP
🔷 Autodiscover	188.114.97.1
🔶 Autoconfig	188.114.97.1

🔷 AAAA Records (IPv6)#

2 records 140ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3120::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—
2a06:98c1:3121::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—

🔐 HTTPS Records#

1 records 134ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.36.96,172.67.191.199 ech=AEX+DQBB/AAgACDgdByNFkKbsI7g3irOP8AxZloLesuZvIdUzp3srrgVdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bfc7,2606:4700:3035::6815:2460

📝 TXT Records#

2 records 250ms

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

✉️ SPF#

Policy	Record (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

www	104.21.36.96 172.67.191.199 2606:4700:3031::ac43:bfc7 2606:4700:3035::6815:2460 (AS13335) (address records, no CNAME)
www vs bare domain	Same network flexrens.dk: 104.21.36.96 172.67.191.199 2606:4700:3031::ac43:bfc7 2606:4700:3035::6815:2460 (AS13335) www.flexrens.dk: 104.21.36.96 172.67.191.199 2606:4700:3031::ac43:bfc7 2606:4700:3035::6815:2460 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

168ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

68ms

Field	Value
Serial	2417168690
Primary NS (MNAME)	norm.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

122ms

134ms

116ms

AAAA

140ms

TXT

250ms

CAA

116ms

HTTPS

134ms

TLSA

479ms

SOA

68ms

MTA-STS

111ms

DNSSEC

168ms

SRV

147ms

Total

2204ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 22:05:11	1121ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-12 03:04:32 shown	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	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