buffer.dk
📜 Historical scan 2026-06-28 04:14:43  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   38ms
🌍 A Records2 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.4.76 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.131.201 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records1 records   48ms
🔷 AAAA Records (IPv6)2 records   34ms
🔐 HTTPS Records1 records   51ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.4.76,172.67.131.201 ech=AEX+DQBBdAAgACDyZFuC9L8qn5W2jiFPtcvgJsVv24QiiFign+rgLIdMUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:44c,2606:4700:3035::ac43:83c9
📝 TXT Records2 records   190ms
TXT Record
spf2.0/pra
v=spf1 include:_spf.mailserver.darknet.dk -all
✉️ SPF
PolicyRecord (buffer.dk)
-all (hard fail) v=spf1 include:_spf.mailserver.darknet.dk -all
📨 DMARC
PolicyRecord (_dmarc.buffer.dk)
p=reject v=DMARC1; pct=100; p=reject; rua=mailto:dmarc-reports@mailserver.darknet.dk; ruf=mailto:dmarc-reports@mailserver.darknet.dk; fo=1
📬 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)
🔐 DNSSEC63ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA57ms
FieldValue
Serial2407400463
Primary NS (MNAME)elliott.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
38ms
A
37ms
MX
48ms
AAAA
34ms
TXT
190ms
CAA
49ms
HTTPS
51ms
TLSA
100ms
SOA
57ms
MTA-STS
58ms
DNSSEC
63ms
SRV
72ms
Total
1051ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-18 18:27:51 1538ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-27 10:33:08 9088ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-28 04:14:43 1051ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-16 17:35:10 597ms 2 NS 2 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone