ulstrup-if.dk
Last scanned: 2026-08-22 19:19:32  ·  8658ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   50ms
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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.106.191 3600s vm1285.enterprisecloud.nu AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —
📧 MX Records1 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
100 3600s mail.ulstrup-if.dk 193.201.39.143 — AS44398 Itm8 A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC85ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA55ms
FieldValue
Serial2026061301
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
50ms
A
44ms
MX
45ms
AAAA
57ms
TXT
152ms
CAA
54ms
HTTPS
79ms
TLSA
68ms
SOA
55ms
MTA-STS
58ms
DNSSEC
85ms
SRV
80ms
Total
8658ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-22 19:19:32 8658ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-15 05:16:49 8656ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 13:57:44 1258ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 16:53:47 872ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 15:21:50 454ms 2 NS 1 A 1 MX 🔒 Secure View
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