plcholding.dk
Last scanned: 2026-06-28 00:34:16  ·  676ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   50ms
NameserverIP addressesPTRASN / ISP
ns01.hosit.dk 193.104.202.31 ns01.hosit.dk AS50346 It Forum Gruppen A/s
ns02.hosit.dk 87.116.23.114 ns02.hosit.dk AS31027 GlobalConnect A/S
ns03.hosit.dk 152.115.55.201 ns04.hosit.dk AS31027 GlobalConnect A/S
ns04.hosit.dk 152.115.55.201 ns04.hosit.dk AS31027 GlobalConnect A/S
🌍 A Records
🌍
No A records found
📧 MX Records3 records   30ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mx20.check4spam.dk 154.59.193.124
2001:978:2:6::f:124		 fe3-r3-in.du01.l.antispamcloud.com
fe3-r3-in.du01.l.antispamcloud.com		 AS16633 N-able Technologies, Inc.
AS174 Cogent Communications, LLC
10 86400s mx30.check4spam.dk 154.59.104.23
2001:978:2:2c::137:100		 fe2-r3-in.ams14.l.antispamcloud.com
fe2-r3-in.ams14.l.antispamcloud.com		 AS43054 N-able Acquisition Company B.V.
AS174 Cogent Communications, LLC
10 86400s mx40.check4spam.dk 154.59.104.23
2001:978:2:2c::137:100		 fe2-r3-in.ams14.l.antispamcloud.com
fe2-r3-in.ams14.l.antispamcloud.com		 AS43054 N-able Acquisition Company B.V.
AS174 Cogent Communications, LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover-redirect.hosit.dk → 193.104.202.113
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   187ms
TXT Record
v=spf1 include:spf.hosit.dk -all
✉️ SPF
PolicyRecord (plcholding.dk)
-all (hard fail) v=spf1 include:spf.hosit.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)
🔐 DNSSEC67ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA29ms
FieldValue
Serial2022030202
Primary NS (MNAME)ns01.hosit.dk
Responsible (RNAME)support@sit.dk
Refresh28800s
Retry7200s
Expire1814400s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
50ms
A
50ms
MX
30ms
AAAA
50ms
TXT
187ms
CAA
30ms
HTTPS
35ms
TLSA
106ms
SOA
29ms
MTA-STS
42ms
DNSSEC
67ms
SRV
55ms
Total
676ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-28 00:34:16 676ms 4 NS 0 A 3 MX 🔓 Insecure View
2026-06-27 00:34:50 1665ms 4 NS 0 A 3 MX 🔓 Insecure View
2026-06-25 15:47:27 1520ms 4 NS 0 A 3 MX 🔓 Insecure View
2026-06-24 12:05:30 917ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-24 01:05:20 1103ms 4 NS 0 A 3 MX 🔓 Insecure View
2026-06-22 05:13:54 1142ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 20:31:44 913ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 11:52:55 524ms 4 NS 0 A 3 MX 🔓 Insecure View
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