rethinkrsv.dk
Last scanned: 2026-08-28 10:38:26  ·  875ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   50ms
NameserverIP addressesPTRASN / ISP
ns1.sanofi-synthelabo.com 205.251.198.127
2600:9000:5306:7f00::1		 ns-1663.awsdns-15.co.uk
ns-1663.awsdns-15.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns2.sanofi-synthelabo.com 205.251.196.144
2600:9000:5304:9000::1		 ns-1168.awsdns-18.org
ns-1168.awsdns-18.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns3.sanofi-synthelabo.com 205.251.193.224
2600:9000:5301:e000::1		 ns-480.awsdns-60.com
ns-480.awsdns-60.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns4.sanofi-synthelabo.com 205.251.194.58
2600:9000:5302:3a00::1		 ns-570.awsdns-07.net
ns-570.awsdns-07.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records1 records   64ms
IPTTLPTRASNISP / OrgCIDRCountryCity
54.247.151.159 900s ec2-54-247-151-159.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 54.244.0.0/14 🇮🇪 Ireland Dublin
📧 MX Records1 records   61ms
PriorityTTLMail ServerIP addressesPTRASN
0 900s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   232ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (rethinkrsv.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.rethinkrsv.dk)
p=reject v=DMARC1; p=reject; 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)
🔐 DNSSEC99ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2016030761
Primary NS (MNAME)ns1.sanofi-synthelabo.com
Responsible (RNAME)gtly-domtech@sanofi.com
Refresh28800s
Retry14400s
Expire3600000s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
50ms
A
64ms
MX
61ms
AAAA
59ms
TXT
232ms
CAA
51ms
HTTPS
66ms
TLSA
194ms
SOA
0ms
MTA-STS
94ms
DNSSEC
99ms
SRV
81ms
Total
875ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 10:38:26 875ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 04:35:46 7935ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 15:33:16 839ms 4 NS 1 A 0 MX 🔓 Insecure View
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