buh.dk
Last scanned: 2026-08-28 00:48:44  ·  41707ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   8084ms
NameserverIP addressesPTRASN / ISP
ns1.darkserv.net 2001:1b40:5600:fe00::53
5.39.19.99		 ns1.darkserv.net
ns3.darkserv.net		 AS20860 Iomart Cloud Services Limited
AS16276 OVH SAS
ns2.darkserv.net 2001:41d0:2:aa69::53
5.39.19.99		 ns4.darkserv.net
ns3.darkserv.net		 AS16276 OVH SAS
AS16276 OVH SAS
ns3.darkserv.net 2001:41d0:2:aa69::53
5.39.19.99		 ns4.darkserv.net
ns3.darkserv.net		 AS16276 OVH SAS
AS16276 OVH SAS
ns4.darkserv.net 2001:41d0:2:aa69::53 ns4.darkserv.net AS16276 OVH SAS
🌍 A Records1 records   8025ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.245.218.255 14398s ipv4.91-245-218-255.static.darkserv.net AS20860 Iomart Cloud Services Limited 91.245.218.0/24 🇨🇭 Switzerland —
📧 MX Records1 records   8094ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mail.darkserv.net 2001:1b40:5600:fe00:beef:beef:beef:beef
91.245.218.3		 mail.darkserv.net
mail.darkserv.net		 AS20860 Iomart Cloud Services Limited
AS20860 Iomart Cloud Services Limited
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
PolicyRecord (_dmarc.buh.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:rua@dmarc.darkserv.email; ruf=mailto:ruf@dmarc.darkserv.email; fo=1:d:s:0
📬 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)
🔐 DNSSEC8531ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA8079ms
FieldValue
Serial2021010201
Primary NS (MNAME)ns1.darkserv.net
Responsible (RNAME)hostmaster@darkserv.net
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
8084ms
A
8025ms
MX
8094ms
AAAA
8084ms
TXT
16518ms
CAA
8093ms
HTTPS
9160ms
TLSA
4781ms
SOA
8079ms
MTA-STS
8179ms
DNSSEC
8531ms
SRV
9224ms
Total
41707ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 00:48:44 41707ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-08-22 17:48:36 13813ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-08-18 08:36:56 21786ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-07-24 22:41:54 49276ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-07-11 02:26:44 48998ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-07-01 23:42:55 5353ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 17:35:59 10946ms 4 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone