irfa.dk
Last scanned: 2026-06-21 15:03:33  ·  591ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   105ms
NameserverIP addressesPTRASN / ISP
ns1.dotserv.com 178.20.218.61
2a01:7cc0:101:ffff::51		 ns1.dotserv.com
ns1.dotserv.com		 AS21060 Atea A/S
AS21060 Atea A/S
ns1.dotserv.net 178.20.217.29
2a01:7cc0:101:ffff::52		 ns1.dotserv.net
ns2.dotserv.com		 AS21060 Atea A/S
AS21060 Atea A/S
ns2.dotserv.com 193.180.214.21 — AS44803 Webdock.io ApS
ns2.dotserv.net 162.19.249.51
2001:41d0:701:1100::c89e		 ns2.dotserv.net
ns2.dotserv.net		 AS16276 OVH SAS
AS16276 OVH SAS
🌍 A Records1 records   79ms
IPTTLPTRASNISP / OrgCIDRCountryCity
144.76.84.138 3600s thor.pageone.dk AS24940 Hetzner Online GmbH 144.76.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.irfa.dk 144.76.84.138 thor.pageone.dk AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovermail.irfa.dk → 144.76.84.138
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   286ms
TXT Record
v=spf1 include:_spf.dotserv.com -all
✉️ SPF
PolicyRecord (irfa.dk)
-all (hard fail) v=spf1 include:_spf.dotserv.com -all
📨 DMARC
PolicyRecord (_dmarc.irfa.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.irfa.dk XsOgLW4j6lGZ8PFVhUlsmFRre6vNc5vVfMqrSUsNjio
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC105ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA63ms
FieldValue
Serial2016021800
Primary NS (MNAME)ns1.dotserv.com
Responsible (RNAME)hostmaster\@dotserv@com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
105ms
A
79ms
MX
37ms
AAAA
96ms
TXT
286ms
CAA
157ms
HTTPS
135ms
TLSA
80ms
SOA
63ms
MTA-STS
98ms
DNSSEC
105ms
SRV
153ms
Total
591ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-21 15:03:33 591ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 01:47:42 493ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 17:53:42 924ms 4 NS 1 A 1 MX 🔓 Insecure View
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