4100.dk
Last scanned: 2026-06-22 11:54:24  ·  1771ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   70ms
NameserverIP addressesPTRASN / ISP
ns7.bricksite.net 35.246.226.10 10.226.246.35.bc.googleusercontent.com AS396982 Google LLC
ns8.bricksite.net 35.242.190.82 82.190.242.35.bc.googleusercontent.com AS396982 Google LLC
🌍 A Records1 records   85ms
IPTTLPTRASNISP / OrgCIDRCountryCity
147.135.129.10 3600s ns3076140.ip-147-135-129.eu AS16276 OVH SAS 147.135.0.0/16 🇫🇷 France —
📧 MX Records1 records   72ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mx.4100.dk.cust.a.hostedemail.com — — —
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover4100.dk → 4100.dk.
🔶 Autoconfig4100.dk → 4100.dk.
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   424ms
TXT Record
v=spf1 include:_spf.hostedemail.com ~all
✉️ SPF
PolicyRecord (4100.dk)
~all (soft fail) v=spf1 include:_spf.hostedemail.com ~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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.4100.dk 4100.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC146ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA103ms
FieldValue
Serial2019080602
Primary NS (MNAME)ns7.bricksite.net
Responsible (RNAME)hostmaster@bricksite.net
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
70ms
A
85ms
MX
72ms
AAAA
90ms
TXT
424ms
CAA
57ms
HTTPS
71ms
TLSA
920ms
SOA
103ms
MTA-STS
238ms
DNSSEC
146ms
SRV
201ms
Total
1771ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-22 11:54:24 1771ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 12:36:53 3185ms 2 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone