houlbergwittrup.dk
Last scanned: 2026-06-28 10:33:16  ·  1570ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers6 records   43ms
NameserverIP addressesPTRASN / ISP
ns10.dnsadmin.dk 208.94.148.4
2600:1800:10::1		 ns10.dnsmadeeasy.com
ns10.dnsmadeeasy.com		 AS16552 Tiggee LLC
AS16552 Tiggee LLC
ns11.dns-admin.dk 208.80.124.4
2600:1801:11::1		 ns11.dnsmadeeasy.com
ns11.dnsmadeeasy.com		 AS16552 Tiggee LLC
AS16552 Tiggee LLC
ns12.dnsadmin.dk 208.80.126.4
2600:1802:12::1		 ns12.dnsmadeeasy.com
ns12.dnsmadeeasy.com		 AS16552 Tiggee LLC
AS16552 Tiggee LLC
ns13.dns-admin.dk 208.80.125.4
2600:1801:13::1		 ns13.dnsmadeeasy.com
ns13.dnsmadeeasy.com		 AS16552 Tiggee LLC
AS16552 Tiggee LLC
ns14.dnsadmin.dk 208.80.127.4
2600:1802:14::1		 ns14.dnsmadeeasy.com
ns14.dnsmadeeasy.com		 AS16552 Tiggee LLC
AS16552 Tiggee LLC
ns15.dns-admin.dk 208.94.149.4
2600:1800:15::1		 ns15.dnsmadeeasy.com
ns15.dnsmadeeasy.com		 AS16552 Tiggee LLC
AS16552 Tiggee LLC
🌍 A Records1 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.221.253.98 3600s — AS42876 Unit IT Services ApS 77.221.224.0/19 🇩🇰 Denmark Beder
📧 MX Records3 records   127ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s domainname-tld.mx1-dk.mailanyone.net 192.162.219.155
2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd		 mx41.electric.net
mx11.electric.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
20 3600s domainname-tld.mx2-dk.mailanyone.net 192.162.219.155
2001:978:2a01:0:192:162:217:4		 mx41.electric.net
—		 AS16509 Amazon.com, Inc.
AS174 Cogent Communications, LLC
30 3600s domainname-tld.mx3-dk.mailanyone.net 192.162.219.255 mx41.electric.net AS16509 Amazon.com, Inc.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverowa.autohus.dk.houlbergwittrup.dk
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   144ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 0 0 5061 sipfed.online.lync.com
📝 TXT Records2 records   323ms
TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com ip4:194.182.254.0/24 ip4:54.72.65.107 -all
vpe=2be330d2
✉️ SPF
PolicyRecord (houlbergwittrup.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com ip4:194.182.254.0/24 ip4:54.72.65.107 -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)
🔐 DNSSEC155ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA47ms
FieldValue
Serial2009010115
Primary NS (MNAME)ns20.digicertdns.com
Responsible (RNAME)dns@digicertdns.com
Refresh43200s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)180s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
43ms
A
40ms
MX
127ms
AAAA
59ms
TXT
323ms
CAA
83ms
HTTPS
248ms
TLSA
244ms
SOA
47ms
MTA-STS
132ms
DNSSEC
155ms
SRV
144ms
Total
1570ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-28 10:33:16 1570ms 6 NS 1 A 3 MX 🔓 Insecure View
2026-06-27 01:55:49 5379ms 6 NS 1 A 3 MX 🔓 Insecure View
2026-06-26 10:08:50 3203ms 6 NS 1 A 3 MX 🔓 Insecure View
2026-06-20 04:35:34 714ms 6 NS 1 A 3 MX 🔓 Insecure View
2026-06-18 13:31:25 1845ms 6 NS 1 A 3 MX 🔓 Insecure View
2026-06-17 15:10:48 287ms 0 NS 0 A 0 MX ❓ Unknown View
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