rezdiffra.dk

📜 Historical scan 2026-09-19 23:39:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rezdiffra.dk is a .dk domain served by 2 nameservers (heidi.ns.cloudflare.com, rene.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.8.112 is hosted by Cloudflare, Inc. (AS13335). 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 141ms

Nameserver	IP addresses	PTR	ASN / ISP
heidi.ns.cloudflare.com	108.162.194.236 162.159.38.236 172.64.34.236 2606:4700:50::a29f:26ec 2803:f800:50::6ca2:c2ec 2a06:98c1:50::ac40:22ec	heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rene.ns.cloudflare.com	108.162.195.180 162.159.44.180 172.64.35.180 2606:4700:58::a29f:2cb4 2803:f800:50::6ca2:c3b4 2a06:98c1:50::ac40:23b4	rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.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 137ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.8.112	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.157.86	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 112ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:870	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:9d56	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 121ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.8.112,172.67.157.86 ech=AEX+DQBBQQAgACAIYPSZFgmzt14uKZX4iTZpEp3xPHm4bROsxYrBw3rGOQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:870,2606:4700:3037::ac43:9d56

📝 TXT Records#

1 records 267ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (rezdiffra.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.rezdiffra.dk)
p=reject	v=DMARC1; p=reject

📬 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 2026-10-09 12:34:32

www	104.21.8.112 172.67.157.86 2606:4700:3037::6815:870 2606:4700:3037::ac43:9d56 (AS13335) (address records, no CNAME)
www vs bare domain	Same network rezdiffra.dk: 104.21.8.112 172.67.157.86 2606:4700:3037::6815:870 2606:4700:3037::ac43:9d56 (AS13335) www.rezdiffra.dk: 104.21.8.112 172.67.157.86 2606:4700:3037::6815:870 2606:4700:3037::ac43:9d56 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · 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#

0ms

Field	Value
Serial	2414774537
Primary NS (MNAME)	heidi.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#

141ms

137ms

97ms

AAAA

112ms

TXT

267ms

CAA

128ms

HTTPS

121ms

TLSA

850ms

SOA

0ms

MTA-STS

144ms

DNSSEC

168ms

SRV

146ms

Total

1674ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:34:32	685ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-07 10:36:51	476ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-03 03:56:05	482ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 03:24:46	1020ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-25 22:22:11	9405ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 23:39:23 shown	1674ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-09 11:54:16	2256ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-16 21:55:57	1293ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 02:51:38	2450ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 11:32:06	1182ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 11:10:40	879ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 13:20:12	2654ms	2 NS 2 A 0 MX	🔓 Insecure