esr.dk
Last scanned: 2026-08-03 09:02:36  ·  2258ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   149ms
NameserverIP addressesPTRASN / ISP
ns1.sedoparking.com 3.130.216.63
91.195.241.8		 ec2-3-130-216-63.us-east-2.compute.amazonaws.com
—		 AS16509 Amazon.com, Inc.
AS47846 SEDO GmbH
ns2.sedoparking.com 34.211.188.210
91.195.240.8		 ec2-34-211-188-210.us-west-2.compute.amazonaws.com
—		 AS16509 Amazon.com, Inc.
AS47846 SEDO GmbH
🌍 A Records1 records   139ms
IPTTLPTRASNISP / OrgCIDRCountryCity
64.190.63.222 14399s — AS47846 SEDO GmbH 64.190.62.0/23 🇩🇪 Germany —
📧 MX Records1 records   148ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s localhost ::1
127.0.0.1		 localhost
localhost		 —
—
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover64.190.63.222
🔶 Autoconfig64.190.63.222
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   445ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (esr.dk)
-all (hard fail) v=spf1 -all
📨 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)
🔐 DNSSEC193ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2018051601
Primary NS (MNAME)ns1.sedoparking.com
Responsible (RNAME)hostmaster@sedo.de
Refresh86400s
Retry10800s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
149ms
A
139ms
MX
148ms
AAAA
138ms
TXT
445ms
CAA
131ms
HTTPS
149ms
TLSA
216ms
SOA
0ms
MTA-STS
122ms
DNSSEC
193ms
SRV
285ms
Total
2258ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-03 09:02:36 2258ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-27 06:01:39 65535ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-01 03:55:16 1303ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 06:01:47 1155ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 03:12:06 667ms 2 NS 1 A 1 MX ❓ Unknown View
2026-06-23 21:10:18 671ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 04:27:31 2611ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 03:45:25 1187ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 08:24:48 349ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 08:24:16 623ms 2 NS 1 A 1 MX 🔓 Insecure View
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