cr7underwear.dk

📜 Historical scan 2026-08-28 14:55:30  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cr7underwear.dk is a .dk domain served by 2 nameservers (jake.ns.cloudflare.com, laila.ns.cloudflare.com). It was registered on 8 November 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.96.37 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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   97ms

🌍 A Records#

2 records   129ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.96.37 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.172.67 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   143ms

🔐 HTTPS Records#

1 records   74ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.96.37,172.67.172.67 ech=AEX+DQBBUQAgACB1f6K6NOmG6VOalBR3tD3OwnueuspFMPY4fH5EZTmeTwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:6025,2606:4700:3033::ac43:ac43

📝 TXT Records#

1 records   364ms
TXT Record
v=SPF1 -all

✉️ SPF#

PolicyRecord (cr7underwear.dk)
-all (hard fail) v=SPF1 -all

📨 DMARC#

PolicyRecord (_dmarc.cr7underwear.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email

📬 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 2026-10-13 06:46:32
www104.21.96.37 172.67.172.67 2606:4700:3030::6815:6025 2606:4700:3033::ac43:ac43 (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.cr7underwear.dk Ef4BVnkFUArD1KxWuPCRxa7ZiPGk54z_2u4viiyxw74
TXT _acme-challenge.cr7underwear.dk eKh5lIn9-jyOnQVoYwUudlXhtwv0lLW6c7xraGViIfM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

240ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2413395715
Primary NS (MNAME)jake.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 06:59:53
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2013-11-08
Expires2027-05-31 (223d)

🔗 Same registrant#

15 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
97ms
A
129ms
MX
112ms
AAAA
143ms
TXT
364ms
CAA
103ms
HTTPS
74ms
TLSA
109ms
SOA
0ms
MTA-STS
159ms
DNSSEC
240ms
SRV
162ms
Total
1229ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 06:46:32 616ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-03 20:03:45 496ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-30 19:57:05 792ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-26 16:19:58 967ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-11 19:35:24 1396ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-04 16:49:01 7481ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-03 00:18:35 1174ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-31 12:07:46 742ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-28 14:55:30 shown 1229ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-17 06:49:49 1020ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-15 12:33:26 1001ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-23 21:09:28 8745ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-01 23:21:02 1029ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-26 00:54:05 931ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-16 22:45:36 506ms 2 NS 2 A 0 MX 🔒 Secure
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