arcelor.dk
Last scanned: 2026-06-26 22:51:15  ·  2837ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   217ms
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 Records3 records   182ms
IPTTLPTRASNISP / OrgCIDRCountryCity
152.89.172.56 43200s cdn.perf1.com AS209510 Nameshield SAS 152.89.172.0/22 🇫🇷 France —
81.92.94.54 43200s cdn.perf1.com AS20756 Nameshield SAS 81.92.80.0/20 🇫🇷 France Angers
81.92.95.55 43200s cdn.perf1.com AS20756 Nameshield SAS 81.92.80.0/20 🇫🇷 France Angers
📧 MX Records2 records   217ms
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)3 records   210ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:c8:100::54 43200s cdn.perf1.com AS20756 Nameshield SAS 2a01:c8:0:0:0:0:0:0/32 🇫🇷 France —
2a01:c8:101::55 43200s — AS20756 Nameshield SAS 2a01:c8:0:0:0:0:0:0/32 🇫🇷 France —
2a09:35c0:102::56 43200s cdn.perf1.com AS209510 Nameshield SAS 2a09:35c0:100:0:0:0:0:0/40 🇫🇷 France —
🔐 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)
🔐 DNSSEC278ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA209ms
FieldValue
Serial2026040809
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
217ms
A
182ms
MX
217ms
AAAA
210ms
TXT
488ms
CAA
198ms
HTTPS
208ms
TLSA
1376ms
SOA
209ms
MTA-STS
219ms
DNSSEC
278ms
SRV
450ms
Total
2837ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 22:51:15 2837ms 3 NS 3 A 2 MX 🔓 Insecure View
2026-06-16 13:38:05 925ms 3 NS 3 A 2 MX 🔓 Insecure View
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