c3.dk
📜 Historical scan 2026-06-16 18:47:06  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   53ms
NameserverIP addressesPTRASN / ISP
bonnie.ns.cloudflare.com — — —
ignacio.ns.cloudflare.com — — —
🌍 A Records2 records   56ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.114.96.1 — — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —
188.114.97.1 — — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —
📧 MX Records5 records   42ms
PriorityTTLMail ServerIP addressesPTRASN
1 — aspmx.l.google.com 64.233.161.26 lh-in-f26.1e100.net AS15169 Google LLC
5 — alt1.aspmx.l.google.com 172.253.158.26 so-in-f26.1e100.net AS15169 Google LLC
5 — alt2.aspmx.l.google.com 108.177.125.27 tp-in-f27.1e100.net AS15169 Google LLC
10 — alt3.aspmx.l.google.com 192.178.230.26 yunrtab-in-f26.1e100.net AS15169 Google LLC
10 — alt4.aspmx.l.google.com 192.178.230.26 yunrtab-in-f26.1e100.net AS15169 Google LLC
🔷 AAAA Records (IPv6)2 records   56ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::6815:2fa1 — — AS13335 Cloudflare, Inc. 2606:4700:3000::/42 — —
2606:4700:3035::ac43:9511 — — AS13335 Cloudflare, Inc. 2606:4700:3000::/42 — —
🔐 HTTPS Records1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.47.161,172.67.149.17 ech=AEX+DQBBiQAgACB6fwZmiM8HN6m0zArqRqb3a8Bz4w83oH5zMt0Ta81SRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2fa1,2606:4700:3035::ac43:9511
📝 TXT Records1 records   128ms
TXT Record
v=spf1 include:_spf.google.com ~all
✉️ SPF
PolicyRecord (c3.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC79ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA32ms
FieldValue
Serial2403375313
Primary NS (MNAME)bonnie.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
53ms
A
56ms
MX
42ms
AAAA
56ms
TXT
128ms
CAA
32ms
HTTPS
35ms
TLSA
56ms
SOA
32ms
MTA-STS
63ms
DNSSEC
79ms
SRV
0ms
Total
535ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 20:36:12 723ms 2 NS 2 A 5 MX 🔓 Insecure View
2026-08-27 17:36:32 1008ms 2 NS 2 A 5 MX 🔓 Insecure View
2026-07-17 00:31:06 1645ms 2 NS 2 A 5 MX 🔓 Insecure View
2026-07-05 17:46:23 34173ms 2 NS 2 A 5 MX 🔓 Insecure View
2026-07-03 12:08:34 1029ms 2 NS 2 A 5 MX 🔓 Insecure View
2026-06-28 08:05:40 2546ms 2 NS 2 A 5 MX 🔓 Insecure View
2026-06-16 18:47:06 535ms 2 NS 2 A 5 MX 🔓 Insecure View
2026-06-16 18:40:31 749ms 2 NS 2 A 5 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone