cdbolig.dk
Last scanned: 2026-08-26 02:44:24  ·  3199ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   36ms
NameserverIP addressesPTRASN / ISP
ns-1437.awsdns-51.org 205.251.197.157
2600:9000:5305:9d00::1		 ns-1437.awsdns-51.org
ns-1437.awsdns-51.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-163.awsdns-20.com 205.251.192.163
2600:9000:5300:a300::1		 ns-163.awsdns-20.com
ns-163.awsdns-20.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1982.awsdns-55.co.uk 205.251.199.190
2600:9000:5307:be00::1		 ns-1982.awsdns-55.co.uk
ns-1982.awsdns-55.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-935.awsdns-52.net 205.251.195.167
2600:9000:5303:a700::1		 ns-935.awsdns-52.net
ns-935.awsdns-52.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records1 records   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.243.135.25 300s lb1.webafdeling.dk AS48854 team.blue Denmark A/S 77.243.128.0/20 🇩🇰 Denmark —
📧 MX Records2 records   50ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.dandomain.dk 212.237.249.50 mx1.dandomain.dk AS48854 team.blue Denmark A/S
20 300s mx2.dandomain.dk 46.36.209.11 mx2.dandomain.dk AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   227ms
TXT Record
v=spf1 include:spf.dandomain.dk include:spf.web.mindworking.dk -all
✉️ SPF
PolicyRecord (cdbolig.dk)
-all (hard fail) v=spf1 include:spf.dandomain.dk include:spf.web.mindworking.dk -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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC67ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1
Primary NS (MNAME)ns-1982.awsdns-55.co.uk
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
36ms
A
42ms
MX
50ms
AAAA
48ms
TXT
227ms
CAA
46ms
HTTPS
56ms
TLSA
54ms
SOA
0ms
MTA-STS
66ms
DNSSEC
67ms
SRV
74ms
Total
3199ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 02:44:24 3199ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-07-02 23:10:14 5153ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-06-23 19:57:56 6420ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-06-23 12:18:33 1167ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 19:56:24 502ms 4 NS 1 A 2 MX 🔓 Insecure View
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