cashbackapp.dk

📜 Historical scan 2026-08-19 04:11:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cashbackapp.dk is a .dk domain served by 2 nameservers (cortney.ns.cloudflare.com, will.ns.cloudflare.com). It was registered on 7 February 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.164 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 392ms

Nameserver	IP addresses	PTR	ASN / ISP
cortney.ns.cloudflare.com	108.162.192.87 172.64.32.87 173.245.58.87 2606:4700:50::adf5:3a57 2803:f800:50::6ca2:c057 2a06:98c1:50::ac40:2057	cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
will.ns.cloudflare.com	108.162.193.149 172.64.33.149 173.245.59.149 2606:4700:58::adf5:3b95 2803:f800:50::6ca2:c195 2a06:98c1:50::ac40:2195	will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.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 369ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.50.164	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.207.116	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 417ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:32a4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:cf74	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 441ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.50.164,172.67.207.116 ech=AEX+DQBBvQAgACDLok3hpxw0LUaqPYeSDaOBiT44zx5Le+CW5/A8I+18EQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:32a4,2606:4700:3035::ac43:cf74

📝 TXT Records#

1 records 894ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.cashbackapp.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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 2026-10-16 11:12:17

www	104.21.50.164 172.67.207.116 2606:4700:3033::6815:32a4 2606:4700:3035::ac43:cf74 (AS13335) (address records, no CNAME)
www vs bare domain	Same network cashbackapp.dk: 104.21.50.164 172.67.207.116 2606:4700:3033::6815:32a4 2606:4700:3035::ac43:cf74 (AS13335) www.cashbackapp.dk: 104.21.50.164 172.67.207.116 2606:4700:3033::6815:32a4 2606:4700:3035::ac43:cf74 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.cashbackapp.dk	ApvKTOOJKtnLeuJV67eJY6NxCaMugea7JEJcWM4J3w4
TXT	_acme-challenge.cashbackapp.dk	HkDUHvWsCmp1IuF7hO7OX_9Mc-ysBrsf3z_C5o4-aTo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

680ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412516445
Primary NS (MNAME)	cortney.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 11:27:36

Field	Value
Registrar	Simply.com A/S
Registered	2021-02-07
Expires	2027-02-28 (132d)

🔗 Same registrant#

6 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
borsenfordelsklub.dk	Simply.com A/S
cashback-visa.dk	Simply.com A/S
cashback.dk	Simply.com A/S
cashbackservice.dk	Simply.com A/S
danmarksrigeste.dk	Simply.com A/S
studenterkortet.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

392ms

369ms

425ms

AAAA

417ms

TXT

894ms

CAA

358ms

HTTPS

441ms

TLSA

468ms

SOA

0ms

MTA-STS

566ms

DNSSEC

680ms

SRV

476ms

Total

7760ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 11:12:17	434ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-05 06:50:52	385ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 08:24:13	2127ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-12 06:37:55	717ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-12 05:59:03	573ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-21 07:22:07	930ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-19 04:11:18 shown	7760ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-17 14:21:02	1250ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-25 00:05:57	859ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-01 02:00:33	990ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-27 16:32:27	751ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 11:32:41	5304ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 22:46:13	1410ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 19:35:42	471ms	2 NS 2 A 0 MX	🔓 Insecure