arcelor-mittal-building-solutions.dk
Last scanned: 2026-08-26 15:17:33  ·  6798ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   32ms
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   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
152.89.172.56 3600s cdn.perf1.com AS209510 Nameshield SAS 152.89.172.0/22 🇫🇷 France —
81.92.95.55 3600s cdn.perf1.com AS20756 Nameshield SAS 81.92.80.0/20 🇫🇷 France Angers
81.92.94.54 3600s cdn.perf1.com AS20756 Nameshield SAS 81.92.80.0/20 🇫🇷 France Angers
📧 MX Records1 records   16ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)3 records   57ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:c8:101::55 3600s cdn.perf1.com AS20756 Nameshield SAS 2a01:c8::/32 🇫🇷 France —
2a01:c8:100::54 3600s cdn.perf1.com AS20756 Nameshield SAS 2a01:c8::/32 🇫🇷 France —
2a09:35c0:102::56 3600s cdn.perf1.com AS209510 Nameshield SAS 2a09:35c0:100::/40 🇫🇷 France —
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   176ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (arcelor-mittal-building-solutions.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.arcelor-mittal-building-solutions.dk)
p=reject v=DMARC1; p=reject; sp=reject; pct=100; adkim=s; aspf=s;
📬 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)
🔐 DNSSEC142ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026051812
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
32ms
A
32ms
MX
16ms
AAAA
57ms
TXT
176ms
CAA
14ms
HTTPS
24ms
TLSA
40ms
SOA
0ms
MTA-STS
33ms
DNSSEC
142ms
SRV
0ms
Total
6798ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 15:17:33 6798ms 3 NS 3 A 1 MX 🔓 Insecure View
2026-06-27 13:29:42 1336ms 3 NS 3 A 1 MX 🔓 Insecure View
2026-06-16 13:38:05 806ms 3 NS 3 A 0 MX 🔓 Insecure View
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