cashbackapp.dk

📜 Historical scan 2026-06-20 22:46:13  ·  ← 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   88ms

🌍 A Records#

2 records   68ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   75ms

🔐 HTTPS Records#

1 records   88ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.50.164,172.67.207.116 ech=AEX+DQBB6wAgACDAzify9tH+YNDw8KGp2nTsEvB8mbm2Zy0Bjkkq9nZDYQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:cf74,2606:4700:3037::6815:32a4

📝 TXT Records#

1 records   271ms
TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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
www104.21.50.164 172.67.207.116 2606:4700:3033::6815:32a4 2606:4700:3035::ac43:cf74 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: 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#

TypeNameValue
TXT _acme-challenge.cashbackapp.dk bRaF_tbN_lb2b_3NG5-Ci6I2zkKyptPtPxXNu0g6dq8
TXT _acme-challenge.cashbackapp.dk -TYJSxQGpgci35BczHJq1z9rUdxlHIBzYGHz5Kx9gs8

🔗 TLSA / DANE#

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

🔐 DNSSEC#

231ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2407404771
Primary NS (MNAME)cortney.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 11:27:36
FieldValue
RegistrarSimply.com A/S
Registered2021-02-07
Expires2027-02-28 (132d)

🔗 Same registrant#

7 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).

DomainRegistrar
borsenfordelsklub.dkSimply.com A/S
cashback-visa.dkSimply.com A/S
cashback.dkSimply.com A/S
cashbackservice.dkSimply.com A/S
clubloyalty.dkSimply.com A/S
danmarksrigeste.dkSimply.com A/S
studenterkortet.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
88ms
A
68ms
MX
79ms
AAAA
75ms
TXT
271ms
CAA
65ms
HTTPS
88ms
TLSA
693ms
SOA
0ms
MTA-STS
103ms
DNSSEC
231ms
SRV
171ms
Total
1410ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 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 shown 1410ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-16 19:35:42 471ms 2 NS 2 A 0 MX 🔓 Insecure
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