ctbyg-renovering.dk

📜 Historical scan 2026-06-25 13:43:11  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ctbyg-renovering.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It was registered on 3 August 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.140.166 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.ctbyg-renovering.dk. 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#

4 records   46ms

🌍 A Records#

1 records   102ms
IPTTLPTRASNISP / OrgCIDRCountryCity
162.159.140.166 3600s — AS13335 Cloudflare, Inc. 162.159.128.0/19 — —

📧 MX Records#

1 records   82ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.ctbyg-renovering.dk 144.76.168.29 cp15.nordicway.dk AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   432ms
TXT Record
google-site-verification=0pbOsMjPOVOrsCiLLzJiXl-mjz-LVcPKtpKIbtGXqL4
v=spf1 +a +mx +ip4:144.76.168.29 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (ctbyg-renovering.dk)
~all (soft fail) v=spf1 +a +mx +ip4:144.76.168.29 include:relay.mailchannels.net ~all

📨 DMARC#

PolicyRecord (_dmarc.ctbyg-renovering.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 2026-10-17 18:37:15

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.ctbyg-renovering.dk Jy4szmqckyaR0IUHEGRXBvcKxWR2cQD4hNL_J2TaMtE
TXT _acme-challenge.ctbyg-renovering.dk MiA_LIyRnLf0-n5lK8eJ-ufT5EzLtw8K2esBl1YVGQo

🔗 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#

121ms
FieldValue
Serial2026061900
Primary NS (MNAME)ns1.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-17 19:01:23
FieldValue
Registrarnordicway ApS
Registered2007-08-03
Expires2027-08-31 (310d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
102ms
MX
82ms
AAAA
83ms
TXT
432ms
CAA
146ms
HTTPS
80ms
TLSA
182ms
SOA
121ms
MTA-STS
86ms
DNSSEC
113ms
SRV
412ms
Total
1106ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 18:37:15 726ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-01 02:42:50 759ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-18 02:51:28 2606ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-25 13:43:11 shown 1106ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-23 15:04:28 2493ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-22 02:42:42 1109ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 01:16:53 1003ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-19 19:15:20 3401ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-16 23:05:28 409ms 3 NS 1 A 0 MX 🔒 Secure
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