frsn.dk
Last scanned: 2026-08-26 14:09:01  ·  1739ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   65ms
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   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.98.98.145 600s lamp01.wahlgreen.dk AS3342 Cibicom A/S 185.98.96.0/22 🇩🇰 Denmark —
📧 MX Records1 records   60ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s frsn.dk 185.98.98.145 lamp01.wahlgreen.dk AS3342 Cibicom A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   217ms
TXT Record
v=spf1 mx a
✉️ SPF
PolicyRecord (frsn.dk)
no all — incomplete SPF v=spf1 mx a
📨 DMARC
PolicyRecord (_dmarc.frsn.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100;
📬 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)
🔐 DNSSEC126ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026041201
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
65ms
A
43ms
MX
60ms
AAAA
76ms
TXT
217ms
CAA
59ms
HTTPS
69ms
TLSA
1218ms
SOA
0ms
MTA-STS
72ms
DNSSEC
126ms
SRV
94ms
Total
1739ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 14:09:01 1739ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-04 16:20:20 2517ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 10:30:22 566ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-17 10:26:31 788ms 2 NS 1 A 1 MX 🔒 Secure View
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