helbochristensen.dk
Last scanned: 2026-08-28 04:39:48  ·  787ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   140ms
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   95ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.62.99.99 43200s 0x573e6363.static.cust.fastspeed.dk AS3292 TDC Holding A/S 87.62.0.0/15 🇩🇰 Denmark Viborg
📧 MX Records1 records   104ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.helbochristensen.dk 87.62.99.99 0x573e6363.static.cust.fastspeed.dk AS3292 TDC Holding A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   192ms
TXT Record
v=spf1 mx -all
✉️ SPF
PolicyRecord (helbochristensen.dk)
-all (hard fail) v=spf1 mx -all
📨 DMARC
PolicyRecord (_dmarc.helbochristensen.dk)
p=none (monitor only) v=DMARC1; p=none; pct=100; rua=mailto:frank@helbochristensen.dk
📬 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)
🔐 DNSSEC141ms
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
140ms
A
95ms
MX
104ms
AAAA
63ms
TXT
192ms
CAA
77ms
HTTPS
128ms
TLSA
72ms
SOA
0ms
MTA-STS
131ms
DNSSEC
141ms
SRV
130ms
Total
787ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 04:39:48 787ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-12 01:58:55 1383ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-17 15:42:18 861ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-13 00:13:52 933ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 11:40:49 756ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 02:38:17 584ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 14:33:01 907ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 11:17:34 517ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 11:13:04 791ms 2 NS 1 A 1 MX 🔒 Secure View
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