byggeberegner.dk

📜 Historical scan 2026-09-09 01:30:07  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byggeberegner.dk is a .dk domain served by 2 nameservers (ivan.ns.cloudflare.com, vera.ns.cloudflare.com). It was registered on 29 February 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.158.133.1 is hosted by Cloudflare, Inc. (AS13335) in Germany. Mail is handled by .. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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   447ms

🌍 A Records#

1 records   527ms

📧 MX Records#

1 records   619ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   846ms
TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.byggeberegner.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 2026-10-10 00:36:06
www185.158.133.1 (AS13335) (address records, no CNAME)
www vs bare domainSame network
byggeberegner.dk: 185.158.133.1 (AS13335)
www.byggeberegner.dk: 185.158.133.1 (AS13335)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.byggeberegner.dk DQTL1N7GMBfcS-1fOoRHxbSZIHOBR1LtsaHRXUqkfro
TXT _acme-challenge.byggeberegner.dk vo8lk0u8PK3CoSCOcXWft5Ga6dzAKpNr1DmvM17KYSM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

783ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414387119
Primary NS (MNAME)ivan.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-22 14:34:45
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2020-02-29
Expires2027-02-28 (123d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
447ms
A
527ms
MX
619ms
AAAA
550ms
TXT
846ms
CAA
525ms
HTTPS
506ms
TLSA
246ms
SOA
0ms
MTA-STS
672ms
DNSSEC
783ms
SRV
606ms
Total
2304ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 19:24:49 559ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-29 18:51:32 485ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-18 10:50:13 643ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-12 17:42:53 883ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-09 01:30:07 shown 2304ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-05 10:06:37 1217ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-25 22:04:27 9410ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-10 20:09:47 8826ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-16 18:10:46 375ms 2 NS 1 A 0 MX 🔓 Insecure
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