rsit.dk
Last scanned: 2026-08-14 23:06:22  ·  4818ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
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   44ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.zoho.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.zoho.com
mx8.zoho.com
mx7.zoho.com
mx6.zoho.com
mx3.zohomail.com
mx2.zohomail.com
mx.zohomail.com
mx.zoho.com
mx3.zoho.com		 AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
AS2639 ZOHO
20 3600s mx2.zoho.com 136.143.183.44
136.143.183.44
136.143.183.44
136.143.183.44
136.143.183.44
136.143.183.44		 mx3.zohomail.com
mx2.zohomail.com
mx.zohomail.com
mx.zoho.com
mx3.zoho.com
mx2.zoho.com		 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 Records1 records   164ms
TXT Record
v=spf1 mx include:zoho.com ~all
✉️ SPF
PolicyRecord (rsit.dk)
~all (soft fail) v=spf1 mx include:zoho.com ~all
📨 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)
🔐 DNSSEC89ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA46ms
FieldValue
Serial2026080801
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
42ms
A
42ms
MX
44ms
AAAA
32ms
TXT
164ms
CAA
39ms
HTTPS
39ms
TLSA
195ms
SOA
46ms
MTA-STS
57ms
DNSSEC
89ms
SRV
54ms
Total
4818ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-14 23:06:22 4818ms 2 NS 0 A 2 MX 🔒 Secure View
2026-08-09 15:50:39 991ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-11 06:37:44 3535ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-20 00:25:24 977ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-17 19:59:31 634ms 2 NS 0 A 2 MX 🔒 Secure View
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