runholt.dk
Last scanned: 2026-09-02 03:19:21  ·  688ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.104.162.157 7200s mail.runholt.dk AS24940 Hetzner Online GmbH 178.104.0.0/15 🇩🇪 Germany —
📧 MX Records1 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
20 3600s mail.runholt.dk 178.104.162.157 mail.runholt.dk AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverrunholt.dk → 178.104.162.157
🔶 Autoconfigrunholt.dk → 178.104.162.157
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   170ms
TXT Record
v=spf1 mx include:aspmx.googlemail.com -all
✉️ SPF
PolicyRecord (runholt.dk)
-all (hard fail) v=spf1 mx include:aspmx.googlemail.com -all
📨 DMARC
PolicyRecord (_dmarc.runholt.dk)
p=reject v=DMARC1; p=reject;
📬 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.runholt.dk runholt.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC71ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082701
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
39ms
A
44ms
MX
38ms
AAAA
40ms
TXT
170ms
CAA
42ms
HTTPS
43ms
TLSA
79ms
SOA
0ms
MTA-STS
54ms
DNSSEC
71ms
SRV
65ms
Total
688ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 03:19:21 688ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-28 21:03:34 1627ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-11 19:58:43 8838ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-10 03:42:54 5340ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-26 04:15:07 1079ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-18 07:00:48 986ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-17 00:16:20 927ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-25 11:41:39 3076ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-20 06:22:57 1290ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-18 04:00:49 1171ms 2 NS 1 A 2 MX 🔒 Secure View
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