sdegr3.dk
Last scanned: 2026-09-04 06:15:53  ·  2967ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   62ms
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   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.116.221.203 43200s — AS31027 GlobalConnect A/S 217.116.208.0/20 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.sdegr3.dk 217.116.221.203 — AS31027 GlobalConnect A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover217.116.221.203
🔶 Autoconfigwww.sdegr3.dk → 217.116.221.203
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   152ms
TXT Record
v=spf1 mx -all
✉️ SPF
PolicyRecord (sdegr3.dk)
-all (hard fail) v=spf1 mx -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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.sdegr3.dk www.sdegr3.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC111ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090201
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
62ms
A
36ms
MX
35ms
AAAA
53ms
TXT
152ms
CAA
46ms
HTTPS
54ms
TLSA
2335ms
SOA
0ms
MTA-STS
74ms
DNSSEC
111ms
SRV
77ms
Total
2967ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 06:15:53 2967ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 20:45:41 2327ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 12:51:32 7861ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 17:10:09 2341ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 16:50:43 8426ms 2 NS 1 A 1 MX 🔒 Secure View
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