renzgroup.dk
Last scanned: 2026-07-01 06:09:53  ·  1006ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   44ms
NameserverIP addressesPTRASN / ISP
ns.udag.de 2001:8d8:fe:53:217:160:80:253
217.160.80.253		 ns.udag.de
ns.udag.de		 AS8560 IONOS SE
AS8560 IONOS SE
ns.udag.net 185.132.33.253
2607:f1c0:fe:53:185:132:33:253		 ns.udag.net
ns.udag.net		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
ns.udag.org 185.132.34.253
2607:f1c0:fe:53:185:132:34:253		 ns.udag.org
ns.udag.org		 AS15418 Fasthosts Internet Limited
AS15418 Fasthosts Internet Limited
🌍 A Records1 records   78ms
IPTTLPTRASNISP / OrgCIDRCountryCity
78.47.83.251 3600s dedi6802.your-server.de AS24940 Hetzner Online GmbH 78.46.0.0/15 🇩🇪 Germany Nuremberg
📧 MX Records2 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail1.renzgroup.com 217.7.26.227 mail1.renzgroup.com AS3320 Deutsche Telekom AG
20 3600s mail2.renzgroup.com 80.156.235.162 mail2.renzgroup.com AS3320 Deutsche Telekom AG
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.8
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   307ms
TXT Record
v=spf1 mx ip4:91.250.242.102/32 ip4:202.61.240.102/32 ip4:80.156.235.164/32 ip4:62.153.79.133/32 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (renzgroup.dk)
-all (hard fail) v=spf1 mx ip4:91.250.242.102/32 ip4:202.61.240.102/32 ip4:80.156.235.164/32 ip4:62.153.79.133/32 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.renzgroup.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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)
🔐 DNSSEC76ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA40ms
FieldValue
Serial2023061329
Primary NS (MNAME)ns.udag.de
Responsible (RNAME)hostmaster@united-domains.de
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
44ms
A
78ms
MX
41ms
AAAA
42ms
TXT
307ms
CAA
41ms
HTTPS
41ms
TLSA
199ms
SOA
40ms
MTA-STS
63ms
DNSSEC
76ms
SRV
75ms
Total
1006ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-01 06:09:53 1006ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-27 09:00:47 922ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 19:07:26 1259ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 16:29:06 1262ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 07:16:16 1765ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 13:34:44 1652ms 3 NS 1 A 2 MX 🔓 Insecure View
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