gerstaecker.dk
Last scanned: 2026-07-02 14:59:33  ·  2833ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   56ms
NameserverIP addressesPTRASN / ISP
ns1.telekom.net 2003:180:a:1000::53
212.185.24.65		 ns1.telekom.net
ns1.telekom.net		 AS3320 Deutsche Telekom AG
AS3320 Deutsche Telekom AG
pns.dtag.de 194.25.0.125
2003:40:8000::100		 pns.dtag.de
pns.dtag.de		 AS3320 Deutsche Telekom AG
AS3320 Deutsche Telekom AG
🌍 A Records1 records   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.28.200.109 172800s 195-28-200-109.rev.as197036.net AS197036 Destiny France Entreprises SAS 195.28.192.0/19 🇫🇷 France Villeurbanne
📧 MX Records2 records   65ms
PriorityTTLMail ServerIP addressesPTRASN
10 172800s mail.great-art.net — — —
20 172800s mforward.dtag.de 194.25.242.123 mforward.dtag.de AS3320 Deutsche Telekom AG
🔷 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)
🔐 DNSSEC2065ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA73ms
FieldValue
Serial2022081500
Primary NS (MNAME)pns.dtag.de
Responsible (RNAME)dnsadmin@nic.dtag.de
Refresh10800s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
56ms
A
51ms
MX
65ms
AAAA
63ms
TXT
267ms
CAA
66ms
HTTPS
64ms
TLSA
250ms
SOA
73ms
MTA-STS
129ms
DNSSEC
2065ms
SRV
97ms
Total
2833ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 14:59:33 2833ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-19 21:58:03 1332ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 09:41:34 917ms 2 NS 1 A 2 MX 🔓 Insecure View
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