29black.dk
Last scanned: 2026-08-25 07:25:45  ·  3033ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   64ms
🌍 A Records2 records   107ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.81.58 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.157.43 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records3 records   81ms
🔷 AAAA Records (IPv6)2 records   84ms
🔐 HTTPS Records1 records   99ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.81.58,172.67.157.43 ech=AEX+DQBBtQAgACBQOa4bAFC6Uk7OfacjpcKwVYbCdl37wBArfApiczyPagAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:9d2b,2606:4700:3035::6815:513a
📝 TXT Records1 records   394ms
TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all
✉️ SPF
PolicyRecord (29black.dk)
~all (soft fail) v=spf1 include:_spf.mx.cloudflare.net ~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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.29black.dk 5CZEvFwNFbZIkyRxU2z2zNbSlplz3ellLyEo4dNZMzQ
TXT _acme-challenge.29black.dk 7Hk_5DUnRR8xx0fXrbSEYgS1Kqm1lG3y9LSRPs2psLg
🔗 TLSA / DANE9 records   360ms
Service / OwnerTypeCert association
SMTP _25._tcp.route1.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
🔐 DNSSEC350ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413048151
Primary NS (MNAME)alfred.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
64ms
A
107ms
MX
81ms
AAAA
84ms
TXT
394ms
CAA
136ms
HTTPS
99ms
TLSA
360ms
SOA
0ms
MTA-STS
173ms
DNSSEC
350ms
SRV
157ms
Total
3033ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 07:25:45 3033ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-19 02:15:33 11884ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-15 22:42:31 10631ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-26 04:38:42 968ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-20 02:40:35 2451ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-18 10:06:33 1406ms 2 NS 2 A 3 MX ⚠️ Bogus View
2026-06-16 12:50:50 2719ms 2 NS 2 A 3 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone