slamkoder.dk
📜 Historical scan 2026-06-27 22:08:15  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   293ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10 ns01.one.com AS197495 One.com A/S
ns02.one.com — — —
🌍 A Records1 records   270ms
IPTTLPTRASNISP / OrgCIDRCountryCity
86.52.31.138 3600s 86-52-31-138.norlyscustomer.net AS39642 Sinal A/S 86.52.0.0/16 🇩🇰 Denmark Randers
📧 MX Records1 records   245ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s post.slamkoder.dk 93.160.102.229 93-160-102-229-static.dk.customer.tdc.net AS3292 TDC Holding A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover86.52.31.138
🔶 Autoconfig86.52.31.138
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   521ms
TXT Record
v=spf1 a mx ptr:jeppemadsen.dk -all
✉️ SPF
PolicyRecord (slamkoder.dk)
-all (hard fail) v=spf1 a mx ptr:jeppemadsen.dk -all
📨 DMARC
PolicyRecord (_dmarc.slamkoder.dk)
p=quarantine v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc@slamkoder.dk; ruf=mailto:dmarc@slamkoder.dk;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records1 records   242ms
FlagsTagValue
0 issue letsencrypt.org
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC359ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA273ms
FieldValue
Serial2026061503
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
293ms
A
270ms
MX
245ms
AAAA
242ms
TXT
521ms
CAA
242ms
HTTPS
295ms
TLSA
568ms
SOA
273ms
MTA-STS
263ms
DNSSEC
359ms
SRV
336ms
Total
1740ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 06:52:47 653ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 16:57:15 640ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-13 01:29:52 3909ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-27 17:09:39 4672ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-19 09:19:23 851ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 08:58:05 889ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 22:08:15 1740ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 11:33:18 1049ms 2 NS 1 A 1 MX 🔒 Secure View
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