viirs.dk
Last scanned: 2026-08-07 23:35:09  ·  1708ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   136ms
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   143ms
IPTTLPTRASNISP / OrgCIDRCountryCity
192.38.84.65 43200s redirector.ait.dtu.dk AS1835 IDDQD-AS 192.38.0.0/17 🇩🇰 Denmark Kongens Lyngby
📧 MX Records2 records   88ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s spamfiltera.dtu.dk — — —
20 3600s spamfilterb.dtu.dk — — —
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.199.200
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records8 records   261ms
TXT Record
7nQZCBCk7VOUqzRT97fuKiasn6/VgCAks/AR6D2/UMHXJGd/RLFx75fhIfvh0KV0KqROnVYJ5PsrX3mPCGjZIg==
bQx9Qgpd9MNtueMrYuZvgOB20hl5WO1qqyd7RHlWXc50psM/TUyqujsC6F+s8DC87NHNxtAbXMzhn669S1VB0g==
HARICA-OT7udjxy0UgjZ6KVFs0
JQPhhWXXjDbZjc5Ge0w/0cil+eA7DMqgDhGwhjzqHSKMymYuN97RqepAIr7NioYUwAMHrTcZY7eNi08N2rzYzg==
MS=ms42900287
MS=ms49504142
MS=ms87248941
v=spf1 include:servers.mcsv.net include:spf.dtu.dk -all
✉️ SPF
PolicyRecord (viirs.dk)
-all (hard fail) v=spf1 include:servers.mcsv.net include:spf.dtu.dk -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)
🔐 DNSSEC198ms
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
136ms
A
143ms
MX
88ms
AAAA
115ms
TXT
261ms
CAA
116ms
HTTPS
115ms
TLSA
225ms
SOA
0ms
MTA-STS
106ms
DNSSEC
198ms
SRV
907ms
Total
1708ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-07 23:35:09 1708ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-30 01:09:05 17833ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 20:09:49 638ms 2 NS 1 A 2 MX 🔒 Secure View
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