postscanning.dk
Last scanned: 2026-08-20 14:49:52  ·  2736ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   129ms
NameserverIP addressesPTRASN / ISP
dns01.dipcon.com 193.14.90.50
2a00:801:fb:253::4		 dns01.dipcon.com
dns01.dipcon.com		 AS1257 Tele2 SWIPnet
AS1257 Tele2 SWIPnet
dns02.ports.se 2001:19f0:5001:2a:5400:ff:fe38:1e6f
45.63.42.179		 dns02.ports.se
dns02.ports.se		 AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
dns03.ports.se 2a04:3540:1000:310:287e:f6ff:fe1d:4789
94.237.33.102		 dns03.ports.se
dns03.ports.se		 AS202053 UpCloud Ltd
AS202053 UpCloud Ltd
dns04.ports.net 158.255.211.116
2a03:f80:ed15:3ec8::1		 dns04.ports.net
dns04.ports.net		 AS57169 EDIS GmbH
AS57169 EDIS GmbH
🌍 A Records
🌍
No A records found
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   414ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (postscanning.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.postscanning.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@stralfors.com; ruf=mailto:dmarc@stralfors.com; fo=1;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records3 records   128ms
FlagsTagValue
0 iodef mailto:itsmdatacenter@stralfors.se
0 issue ;
0 issuewild ;
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC204ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026082000
Primary NS (MNAME)dns01.dipcon.com
Responsible (RNAME)registry@ports.net
Refresh3600s
Retry900s
Expire1814400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
129ms
A
123ms
MX
147ms
AAAA
146ms
TXT
414ms
CAA
128ms
HTTPS
141ms
TLSA
91ms
SOA
0ms
MTA-STS
96ms
DNSSEC
204ms
SRV
1601ms
Total
2736ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-20 14:49:52 2736ms 4 NS 0 A 0 MX 🔒 Secure View
2026-08-19 08:45:28 4827ms 4 NS 0 A 0 MX 🔒 Secure View
2026-08-17 01:56:05 1017ms 4 NS 0 A 0 MX 🔒 Secure View
2026-07-21 17:18:08 2653ms 4 NS 0 A 0 MX 🔒 Secure View
2026-07-20 14:12:26 9678ms 4 NS 0 A 0 MX 🔒 Secure View
2026-07-18 00:27:55 8636ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-25 17:07:44 851ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-20 13:56:33 3723ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-17 21:08:52 862ms 4 NS 0 A 0 MX 🔒 Secure View
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