copenhagenfibers.dk

📜 Historical scan 2026-06-16 22:25:24  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

copenhagenfibers.dk is a .dk domain served by 2 nameservers (marvin.ns.cloudflare.com, mira.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.52.243 is hosted by Cloudflare, Inc. (AS13335). 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   32ms
NameserverIP addressesPTRASN / ISP
marvin.ns.cloudflare.com — — —
mira.ns.cloudflare.com — — —

🌍 A Records#

2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.52.243 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.205.212 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   32ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3035::ac43:cdd4 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:34f3 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   55ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.52.243,172.67.205.212 ech=AEX+DQBBAgAgACDurI0kjS+pgI4tREFXZNZReDzCEtZ7GTrS4X0Uec/8AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:cdd4,2606:4700:3037::6815:34f3

📝 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 2026-10-22 00:48:00
wwwNXDOMAIN
www vs bare domainwww does not resolve
copenhagenfibers.dk: 104.21.52.243 172.67.205.212 2606:4700:3034::ac43:cdd4 2606:4700:3037::6815:34f3 (AS13335)
www.copenhagenfibers.dk: no address
(all like this)
WildcardNo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

31ms
FieldValue
Serial2405008157
Primary NS (MNAME)marvin.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
32ms
A
32ms
MX
37ms
AAAA
32ms
TXT
101ms
CAA
30ms
HTTPS
55ms
TLSA
45ms
SOA
31ms
MTA-STS
33ms
DNSSEC
76ms
SRV
0ms
Total
314ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 00:48:00 447ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-26 09:18:39 516ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-23 15:06:16 672ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-19 23:51:37 664ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-07 08:59:18 2048ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-25 11:12:49 460ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-21 22:53:17 1210ms 2 NS 2 A 0 MX ❓ Unknown
2026-07-04 21:05:46 3308ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-30 15:01:30 851ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-16 22:25:24 shown 314ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-16 22:20:25 432ms 2 NS 2 A 0 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone