btsurvey.dk

📜 Historical scan 2026-06-16 17:37:28  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

btsurvey.dk is a .dk domain served by 2 nameservers (demi.ns.cloudflare.com, doug.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.73.83 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   620ms
NameserverIP addressesPTRASN / ISP
demi.ns.cloudflare.com — — —
doug.ns.cloudflare.com — — —

🌍 A Records#

2 records   602ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.73.83 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.189.26 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

7 records   676ms
PriorityTTLMail ServerIP addressesPTRASN
10 — aspmx.l.google.com 142.250.147.26 rd-in-f26.1e100.net AS15169 Google LLC
20 — alt1.aspmx.l.google.com 192.178.211.26 lcbomp-in-f26.1e100.net AS15169 Google LLC
20 — alt2.aspmx.l.google.com 172.253.158.26 so-in-f26.1e100.net AS15169 Google LLC
30 — aspmx2.googlemail.com 192.178.211.27 lcbomp-in-f27.1e100.net AS15169 Google LLC
30 — aspmx3.googlemail.com 108.177.125.27 tp-in-f27.1e100.net AS15169 Google LLC
30 — aspmx4.googlemail.com 108.177.125.27 tp-in-f27.1e100.net AS15169 Google LLC
30 — aspmx5.googlemail.com 192.178.230.26 yunrtab-in-f26.1e100.net AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   685ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:4953 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::ac43:bd1a — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   601ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.73.83,172.67.189.26 ech=AEX+DQBB6gAgACBAk7biNGguDhfElDNDlBhA4bndbZdx+H8iOS6FUr6nJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:4953,2606:4700:3033::ac43:bd1a

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 01:00:18
www104.21.73.83 172.67.189.26 2606:4700:3033::6815:4953 2606:4700:3034::ac43:bd1a (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

926ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

604ms
FieldValue
Serial2406273874
Primary NS (MNAME)demi.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
620ms
A
602ms
MX
676ms
AAAA
685ms
TXT
950ms
CAA
616ms
HTTPS
601ms
TLSA
767ms
SOA
604ms
MTA-STS
682ms
DNSSEC
926ms
SRV
0ms
Total
5243ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 17:37:41 954ms 2 NS 2 A 7 MX 🔓 Insecure
2026-10-02 17:35:56 662ms 2 NS 2 A 7 MX 🔓 Insecure
2026-10-01 17:34:51 3523ms 2 NS 2 A 7 MX 🔓 Insecure
2026-09-24 16:25:33 808ms 2 NS 2 A 7 MX 🔓 Insecure
2026-09-02 18:54:15 1039ms 2 NS 2 A 7 MX 🔓 Insecure
2026-08-06 23:13:37 1726ms 2 NS 2 A 7 MX 🔓 Insecure
2026-07-02 00:22:29 1192ms 2 NS 2 A 7 MX 🔓 Insecure
2026-06-16 17:37:28 shown 5243ms 2 NS 2 A 7 MX 🔓 Insecure
2026-06-16 17:30:47 628ms 2 NS 2 A 7 MX 🔓 Insecure
2026-06-16 17:30:38 2573ms 2 NS 2 A 7 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone