opmaalerforeningen.dk

📜 Historical scan 2026-07-25 09:29:56  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opmaalerforeningen.dk is a .dk domain served by 2 nameservers (jay.ns.cloudflare.com, uma.ns.cloudflare.com). It was registered on 21 June 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.75.208 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   24ms

🌍 A Records#

2 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.75.208 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.181.253 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   33ms

🔐 HTTPS Records#

1 records   40ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.75.208,172.67.181.253 ech=AEX+DQBBhQAgACCsBiWspWjHzCLz278GdCrSbKABpRB6d0SdyK5bSygwdwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:4bd0,2606:4700:3033::ac43:b5fd

📝 TXT Records#

1 records   203ms
TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.opmaalerforeningen.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:982ddd4545b145479de039b896e0fc5b@dmarc-reports.cloudflare.net;

📬 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 2026-10-07 23:11:10
www104.21.75.208 172.67.181.253 2606:4700:3030::6815:4bd0 2606:4700:3033::ac43:b5fd (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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

54ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2410380538
Primary NS (MNAME)jay.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-04 18:28:24
FieldValue
RegistrarSimply.com A/S
Registered2023-06-21
Expires2027-06-20 (244d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
24ms
A
33ms
MX
32ms
AAAA
33ms
TXT
203ms
CAA
31ms
HTTPS
40ms
TLSA
53ms
SOA
0ms
MTA-STS
51ms
DNSSEC
54ms
SRV
58ms
Total
1478ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 23:11:10 740ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-04 18:20:19 713ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-30 18:10:05 591ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-30 08:48:05 536ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-29 17:06:31 833ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-28 16:54:09 661ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-13 01:18:29 1141ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-17 21:09:54 900ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-10 14:38:51 3566ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-02 10:06:26 822ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-25 09:29:56 shown 1478ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-03 12:53:10 1811ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-24 11:04:00 9841ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-21 23:17:15 1104ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 05:54:59 2941ms 2 NS 2 A 0 MX 🔓 Insecure
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