5-2-1.dk
Last scanned: 2026-08-28 03:17:06  ·  662ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers5 records   174ms
NameserverIP addressesPTRASN / ISP
ns1.gigahost.dk 46.183.139.31 ns1.gigahost.dk AS47292 Sentia Denmark A/S
ns2.gigahost.dk 46.183.139.222 web22.gigahost.dk AS47292 Sentia Denmark A/S
ns3.gigahost.dk 71.19.249.71 ns3.gigahost.dk AS11831 eSecureData
ns4.gigahost.dk 51.79.215.130 ns4.gigahost.dk AS16276 OVH SAS
ns5.gigahost.dk 77.74.192.83 ns5.gigahost.dk AS42831 UK Dedicated Servers Limited
🌍 A Records1 records   178ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.183.138.100 3600s — AS47292 Sentia Denmark A/S 46.183.138.0/23 🇩🇰 Denmark —
📧 MX Records3 records   46ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.gigahost.dk 46.183.139.11 mx1.gigahost.dk AS47292 Sentia Denmark A/S
10 3600s mx2.gigahost.dk 46.183.139.12 mx2.gigahost.dk AS47292 Sentia Denmark A/S
10 3600s mx3.gigahost.dk 46.183.139.13 mx3.gigahost.dk AS47292 Sentia Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover5-2-1.dk → 46.183.138.100
🔶 Autoconfig5-2-1.dk → 46.183.138.100
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   216ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 autodiscover.gigahost.dk
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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.5-2-1.dk 5-2-1.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC248ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026082701
Primary NS (MNAME)ns1.gigahost.dk
Responsible (RNAME)hostmaster@5-2-1.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 RegistrationWHOIS fetched 2026-07-02 07:42:56
FieldValue
RegistrarGIGAHOST ApS
Registered2021-12-03
Expires2027-12-02 (455d)
📋 WHOIS
⏱️ Lookup Timing
NS
174ms
A
178ms
MX
46ms
AAAA
188ms
TXT
202ms
CAA
174ms
HTTPS
270ms
TLSA
58ms
SOA
0ms
MTA-STS
190ms
DNSSEC
248ms
SRV
216ms
Total
662ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 03:17:06 662ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-08-25 19:33:35 975ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-08-20 07:23:13 1611ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-08-13 14:38:35 2284ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-08-07 00:56:49 1256ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-07-31 04:28:44 942ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-07-23 22:30:16 1255ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-07-16 22:44:27 1450ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-07-10 02:43:09 1177ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-07-02 07:37:51 867ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-06-18 08:40:50 830ms 5 NS 1 A 3 MX 🔓 Insecure View
2026-06-16 12:43:44 661ms 5 NS 1 A 3 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone