prisbyg.dk

📜 Historical scan 2026-09-27 00:24:33  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

prisbyg.dk is a .dk domain served by 2 nameservers (martin.ns.cloudflare.com, poppy.ns.cloudflare.com). It was registered on 4 June 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.83.106 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 4 more. The zone is not DNSSEC-signed, has no 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   49ms

🌍 A Records#

2 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.83.106 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.223.72 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

6 records   37ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverprisbyg.dk → 139.59.208.82
🔶 Autoconfigprisbyg.dk → 139.59.208.82

🔷 AAAA Records (IPv6)#

2 records   36ms

🔐 HTTPS Records#

1 records   39ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.83.106,172.67.223.72 ech=AEX+DQBBKgAgACB2pyLqfC/tzrV7PiyUBe6M8FImQvF+dO/fquL1DqWWEgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:536a,2606:4700:3031::ac43:df48

📝 TXT Records#

3 records   155ms
TXT Record
google-site-verification=Ar2YmWm3twQe2OzqBBOA1eOrOhb-mgKx0vfz532hbx0
v=spf1 include:servers.mcsv.net ?all
v=spf1 include:spf.mandrillapp.com ip4:185.7.62.206 ?all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (prisbyg.dk)
?all (neutral) v=spf1 include:servers.mcsv.net ?all
?all (neutral) v=spf1 include:spf.mandrillapp.com ip4:185.7.62.206 ?all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-08 07:27:07

✍️ DKIM keys#

1 found
SelectorCNAMEKey
k1 dkim.mcsv.net RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ?all

  • error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)
  • warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.prisbyg.dk prisbyg.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415907797
Primary NS (MNAME)martin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-21 19:20:24
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2008-06-04
Expires2027-06-30 (251d)

🔗 Same registrant#

5 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
bsperformance.dkPunktum dk A/S (direct)
lille-pederstrup.dkPunktum dk A/S (direct)
strandkilen.dkPunktum dk A/S (direct)
yard25.dkSimply.com A/S
zelfware.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
49ms
A
36ms
MX
37ms
AAAA
36ms
TXT
155ms
CAA
38ms
HTTPS
39ms
TLSA
151ms
SOA
0ms
MTA-STS
50ms
DNSSEC
113ms
SRV
76ms
Total
1468ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 07:27:07 808ms 2 NS 2 A 6 MX 🔓 Insecure
2026-09-30 02:50:19 1224ms 2 NS 2 A 6 MX 🔓 Insecure
2026-09-27 23:12:55 9714ms 2 NS 2 A 6 MX 🔓 Insecure
2026-09-27 00:24:33 shown 1468ms 2 NS 2 A 6 MX 🔓 Insecure
2026-09-26 00:09:07 985ms 2 NS 2 A 6 MX 🔓 Insecure
2026-09-10 02:12:57 2789ms 2 NS 2 A 6 MX 🔓 Insecure
2026-08-25 05:36:02 2775ms 2 NS 2 A 6 MX 🔓 Insecure
2026-08-01 18:21:32 9153ms 2 NS 2 A 6 MX ❓ Unknown
2026-06-26 13:28:36 1414ms 2 NS 2 A 6 MX 🔓 Insecure
2026-06-24 16:16:37 1045ms 2 NS 2 A 6 MX 🔓 Insecure
2026-06-24 03:15:22 1178ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 01:02:58 1198ms 2 NS 2 A 6 MX 🔓 Insecure
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