f-lab.dk
Last scanned: 2026-08-27 05:37:00  ·  957ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   54ms
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 Records
🌍
No A records found
📧 MX Records2 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mx.zohomail.com 204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44		 mx2.zohomail.com
mx.zohomail.com
mx.zoho.com
mx3.zoho.com
mx2.zoho.com
mx8.zoho.com
mx7.zoho.com
mx6.zoho.com
mx3.zohomail.com		 AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
20 600s mx2.zohomail.com 204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44
204.141.43.44		 mx6.zoho.com
mx7.zoho.com
mx8.zoho.com
mx2.zoho.com
mx3.zoho.com
mx.zoho.com
mx.zohomail.com
mx2.zohomail.com
mx3.zohomail.com		 AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC79ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026082501
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
54ms
A
49ms
MX
54ms
AAAA
39ms
TXT
161ms
CAA
47ms
HTTPS
65ms
TLSA
380ms
SOA
0ms
MTA-STS
81ms
DNSSEC
79ms
SRV
66ms
Total
957ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 05:37:00 957ms 2 NS 0 A 2 MX 🔒 Secure View
2026-08-26 14:18:50 825ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-26 08:45:29 1031ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-25 22:26:54 737ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-21 19:08:13 502ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-20 01:19:21 704ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-17 09:10:01 3357ms 2 NS 0 A 2 MX 🔒 Secure View
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