arcelor-mittal.dk
Last scanned: 2026-08-31 22:56:46  ·  9493ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   40ms
NameserverIP addressesPTRASN / ISP
nsa.perf1.fr 2a01:c8:100::100
81.92.94.100		 nsa.perf1.fr
nsa.perf1.fr		 AS20756 Nameshield SAS
AS20756 Nameshield SAS
nsb.perf1.com 2a01:c8:101::100
81.92.95.100		 nsb.perf1.com
nsb.perf1.com		 AS20756 Nameshield SAS
AS20756 Nameshield SAS
nsc.perf1.com 152.89.172.100
2a09:35c0:102::100		 nsc.perf1.com
nsc.perf1.com		 AS209510 Nameshield SAS
AS209510 Nameshield SAS
🌍 A Records
🌍
No A records found
📧 MX Records2 records   60ms
PriorityTTLMail ServerIP addressesPTRASN
0 43200s mx3.nameshield.com 81.92.84.191 mx3.perf1.com AS20756 Nameshield SAS
10 43200s mx4.nameshield.net 81.92.81.40 mx4.nameshield.net AS20756 Nameshield SAS
🔷 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)
🔐 DNSSEC9081ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2023081413
Primary NS (MNAME)nsa.perf1.fr
Responsible (RNAME)technical@nameshield.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
40ms
A
53ms
MX
60ms
AAAA
48ms
TXT
211ms
CAA
58ms
HTTPS
53ms
TLSA
73ms
SOA
0ms
MTA-STS
60ms
DNSSEC
9081ms
SRV
74ms
Total
9493ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 22:56:46 9493ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-08-27 21:37:18 756ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-08-25 22:21:35 2475ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-06-24 10:59:10 1519ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-06-24 02:08:08 918ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 11:44:54 1163ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 19:54:16 728ms 3 NS 0 A 2 MX 🔓 Insecure View
2026-06-16 12:49:29 1431ms 3 NS 0 A 2 MX 🔓 Insecure View
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