step-re.dk
Last scanned: 2026-08-26 12:06:00  ·  669ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   49ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.189.142.245 3600s smtp.sequelsite.dk AS51167 Contabo GmbH 5.189.128.0/18 🇫🇷 France Lauterbourg
📧 MX Records1 records   55ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s aspmx.l.google.com 173.194.221.27
2a00:1450:4010:c06::1b
2a00:1450:4010:c06::1b		 lm-in-f27.1e100.net
lj-in-f27.1e100.net
lj-in-x1b.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover5.189.142.245
🔶 Autoconfig5.189.142.245
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   253ms
TXT Record
v=spf1 mx a ip4:5.189.142.245/32 include:spf.curanet.dk include:_spf.google.com ~all
✉️ SPF
PolicyRecord (step-re.dk)
~all (soft fail) v=spf1 mx a ip4:5.189.142.245/32 include:spf.curanet.dk include:_spf.google.com ~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.step-re.dk e8f8654e-fe4f-4c1f-8382-cbf5c1066459.auth.acme-dns.io
TXT e8f8654e-fe4f-4c1f-8382-cbf5c1066459.auth.acme-dns.io 52zuSEK7sTDyiVV7nhvkF_EnUv_C9NzEvRpbxl7nLX0
TXT e8f8654e-fe4f-4c1f-8382-cbf5c1066459.auth.acme-dns.io VVOQc0EfIMUE5VmOomQjA27FNjNIPLXe6t3pwMR-YGs
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC95ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2021111701
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
49ms
A
46ms
MX
55ms
AAAA
54ms
TXT
253ms
CAA
56ms
HTTPS
56ms
TLSA
57ms
SOA
0ms
MTA-STS
63ms
DNSSEC
95ms
SRV
69ms
Total
669ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 12:06:00 669ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-29 07:47:21 3237ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 16:25:13 1155ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 13:25:24 2247ms 2 NS 1 A 1 MX 🔒 Secure View
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