kopterflug.dk

📜 Historical scan 2026-09-08 05:42:59  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kopterflug.dk is a .dk domain served by 2 nameservers (elma.ns.cloudflare.com, gordon.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.81.136 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a 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
elma.ns.cloudflare.com 108.162.192.154
172.64.32.154
173.245.58.154
2606:4700:50::adf5:3a9a
2803:f800:50::6ca2:c09a
2a06:98c1:50::ac40:209a		 elma.ns.cloudflare.com
elma.ns.cloudflare.com
elma.ns.cloudflare.com
elma.ns.cloudflare.com
elma.ns.cloudflare.com
elma.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
gordon.ns.cloudflare.com 108.162.193.170
172.64.33.170
173.245.59.170
2606:4700:58::adf5:3baa
2803:f800:50::6ca2:c1aa
2a06:98c1:50::ac40:21aa		 gordon.ns.cloudflare.com
gordon.ns.cloudflare.com
gordon.ns.cloudflare.com
gordon.ns.cloudflare.com
gordon.ns.cloudflare.com
gordon.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.81.136 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.189.156 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s aspmx.l.google.com 142.251.1.27
2a00:1450:4010:c0b::1a
2a00:1450:4010:c0b::1a		 lb-in-f27.1e100.net
lo-in-f26.1e100.net
lo-in-x1a.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 300s alt1.aspmx.l.google.com 192.178.158.26
2404:6800:4013:813::1a		 lcdels-in-f26.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s alt2.aspmx.l.google.com 173.194.41.26
173.194.41.26
2404:6800:4001:c01::1b		 yukulwh-in-f26.1e100.net
mad01s14-in-f26.1e100.net
yukulwh-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 300s alt3.aspmx.l.google.com 172.253.158.26
2404:6800:4003:c26::1b		 so-in-f26.1e100.net
so-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s alt4.aspmx.l.google.com 108.177.125.27
2404:6800:4008:c01::1b		 tp-in-f27.1e100.net
tp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   30ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:bd9c 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::6815:5188 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   38ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.81.136,172.67.189.156 ech=AEX+DQBBsAAgACC+PFJJEhS9KZbqmxKU+Ryb4MSdbz1CCeFAy8Y2/PySWgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:bd9c,2606:4700:3033::6815:5188

📝 TXT Records#

3 records   153ms
TXT Record
google-site-verification=VPFX_wKbblOlBgtQFMwPBq0_W0pFLt0bReqA43Wt9u8
Sendinblue-code:d2230ba12d0bacae08f1c99bd31d44c5
v=spf1 include:spf.sendinblue.com mx ~all

✉️ SPF#

PolicyRecord (kopterflug.dk)
~all (soft fail) v=spf1 include:spf.sendinblue.com mx ~all

📨 DMARC#

PolicyRecord (_dmarc.kopterflug.dk)
p=none (monitor only) v=DMARC1; p=none; sp=none; rua=mailto:dmarc@mailinblue.com!10m; ruf=mailto:dmarc@mailinblue.com!10m; rf=afrf; pct=100; ri=86400

📬 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 2026-10-24 16:02:55
www104.21.81.136 172.67.189.156 2606:4700:3030::ac43:bd9c 2606:4700:3033::6815:5188 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
mail — RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.kopterflug.dk UrSeI2mvEoUUr8diusH3q1WZjP8sJcbRLarsLZV7JJw
TXT _acme-challenge.kopterflug.dk cvOWMB1K7Gt_nHITYBXDOyG6QL82PYSh0ahqMrsFn1E

🔗 TLSA / DANE#

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

🔐 DNSSEC#

111ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414091148
Primary NS (MNAME)elma.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
32ms
AAAA
30ms
TXT
153ms
CAA
24ms
HTTPS
38ms
TLSA
55ms
SOA
0ms
MTA-STS
47ms
DNSSEC
111ms
SRV
44ms
Total
1931ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 16:02:55 824ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-24 02:12:54 966ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-20 22:54:14 1836ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-13 20:21:34 984ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-10 08:26:04 730ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-08 05:42:59 shown 1931ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-30 00:46:07 1696ms 2 NS 2 A 5 MX 🔓 Insecure
2026-07-08 16:51:29 1833ms 2 NS 2 A 5 MX 🔓 Insecure
2026-07-02 09:48:00 2315ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-18 04:14:25 3274ms 2 NS 2 A 5 MX 🔓 Insecure
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