techmaster.dk
📜 Historical scan 2026-07-24 13:15:08  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
🌍 A Records2 records   70ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.114.96.1 300s AS13335 Cloudflare, Inc. 188.114.96.0/22
188.114.97.1 300s AS13335 Cloudflare, Inc. 188.114.96.0/22
📧 MX Records1 records   62ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)2 records   48ms
🔐 HTTPS Records1 records   49ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBWwAgACDtS2IftlVZD89vrp7fFZE7JnUpcuyufqyxR9FAY7YNFAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
📝 TXT Records3 records   166ms
TXT Record
brevo-code:88b64fec2cc291e237fa3bc04091ec2d
google-site-verification=tQZ3bknTk7zSEbQzt54zeSDsmTq1iTrk-EgCGpqroCQ
v=spf1 include:spf.simply.com include:spf.brevo.com -all
✉️ SPF
PolicyRecord (techmaster.dk)
-all (hard fail) v=spf1 include:spf.simply.com include:spf.brevo.com -all
📨 DMARC
PolicyRecord (_dmarc.techmaster.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records13 records   61ms
FlagsTagValue
0 issue cloudflare.com
0 issue comodoca.com
0 issue digicert.com; cansignhttpexchanges=yes
0 issue globalsign.com
0 issue letsencrypt.org
0 issue pki.goog; cansignhttpexchanges=yes
0 issue sectigo.com
0 issue ssl.com
0 issuewild comodoca.com
0 issuewild digicert.com; cansignhttpexchanges=yes
0 issuewild letsencrypt.org
0 issuewild pki.goog; cansignhttpexchanges=yes
0 issuewild ssl.com
🔗 TLSA / DANE2 records   56ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
🔐 DNSSEC140ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2410289271
Primary NS (MNAME)lamar.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
46ms
A
70ms
MX
62ms
AAAA
48ms
TXT
166ms
CAA
61ms
HTTPS
49ms
TLSA
56ms
SOA
0ms
MTA-STS
69ms
DNSSEC
140ms
SRV
130ms
Total
1707ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 23:45:26 1068ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-08-03 00:50:39 1158ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-07-24 13:15:08 1707ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-25 20:58:05 2184ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-19 17:21:41 928ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 13:43:31 5423ms 2 NS 2 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone