os2korrespondance.dk
Last scanned: 2026-08-26 23:52:10  ·  635ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   60ms
NameserverIP addressesPTRASN / ISP
ns-111.awsdns-13.com 205.251.192.111
2600:9000:5300:6f00::1		 ns-111.awsdns-13.com
ns-111.awsdns-13.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1349.awsdns-40.org 205.251.197.69
2600:9000:5305:4500::1		 ns-1349.awsdns-40.org
ns-1349.awsdns-40.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1880.awsdns-43.co.uk 205.251.199.88
2600:9000:5307:5800::1		 ns-1880.awsdns-43.co.uk
ns-1880.awsdns-43.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-973.awsdns-57.net 205.251.195.205
2600:9000:5303:cd00::1		 ns-973.awsdns-57.net
ns-973.awsdns-57.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
🌍 A Records
🌍
No A records found
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   280ms
TXT Record
v=spf1 include:amazonses.com -all
✉️ SPF
PolicyRecord (os2korrespondance.dk)
-all (hard fail) v=spf1 include:amazonses.com -all
📨 DMARC
PolicyRecord (_dmarc.os2korrespondance.dk)
p=none (monitor only) v=DMARC1; p=none; 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.os2korrespondance.dk _acme-challenge.9ac01310829aae848a5b299bb9e38ac9fdd3e0d949697c77.upcloudlb.com
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC104ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial1
Primary NS (MNAME)ns-973.awsdns-57.net
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
60ms
A
53ms
MX
62ms
AAAA
47ms
TXT
280ms
CAA
66ms
HTTPS
56ms
TLSA
60ms
SOA
0ms
MTA-STS
73ms
DNSSEC
104ms
SRV
145ms
Total
635ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 23:52:10 635ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-30 00:13:02 819ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-28 06:12:12 875ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-28 05:45:26 4725ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-26 11:50:39 4141ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-22 16:22:21 1051ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 08:46:30 2566ms 4 NS 0 A 0 MX 🔓 Insecure View
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