helmstedt.dk
Last scanned: 2026-08-12 21:06:41  ·  2524ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   217ms
🌍 A Records1 records   226ms
📧 MX Records1 records   186ms
🔷 AAAA Records (IPv6)1 records   218ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   363ms
TXT Record
v=spf1 mx ip4:116.203.182.197 ip6:2a01:4f8:c0c:c0c0::1 include:_spf.google.com -all
✉️ SPF
PolicyRecord (helmstedt.dk)
-all (hard fail) v=spf1 mx ip4:116.203.182.197 ip6:2a01:4f8:c0c:c0c0::1 include:_spf.google.com -all
📨 DMARC
PolicyRecord (_dmarc.helmstedt.dk)
p=reject v=DMARC1; p=reject; rua=mailto:morten@helmstedt.dk; adkim=s; aspf=s; pct=100;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records1 records   198ms
FlagsTagValue
128 issue letsencrypt.org;accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/101505579
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC346ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
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
217ms
A
226ms
MX
186ms
AAAA
218ms
TXT
363ms
CAA
198ms
HTTPS
211ms
TLSA
765ms
SOA
0ms
MTA-STS
279ms
DNSSEC
346ms
SRV
254ms
Total
2524ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 21:06:41 2524ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 01:54:45 3095ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-13 01:11:02 1329ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 08:45:51 812ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 19:00:43 799ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 11:16:18 743ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 11:12:13 713ms 2 NS 1 A 1 MX 🔒 Secure View
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