dfko.dk

📜 Historical scan 2026-06-23 00:57:14  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dfko.dk is a .dk domain served by 4 nameservers (ns-1208.awsdns-23.org, ns-158.awsdns-19.com, ns-1585.awsdns-06.co.uk and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.77.87 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by mail.dfko.dk. 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#

4 records   55ms
NameserverIP addressesPTRASN / ISP
ns-1208.awsdns-23.org 205.251.196.184
2600:9000:5304:b800::1		 ns-1208.awsdns-23.org
ns-1208.awsdns-23.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-158.awsdns-19.com 205.251.192.158
2600:9000:5300:9e00::1		 ns-158.awsdns-19.com
ns-158.awsdns-19.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-1585.awsdns-06.co.uk 205.251.198.49
2600:9000:5306:3100::1		 ns-1585.awsdns-06.co.uk
ns-1585.awsdns-06.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-774.awsdns-32.net 205.251.195.6
2600:9000:5303:600::1		 ns-774.awsdns-32.net
ns-774.awsdns-32.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.

🌍 A Records#

1 records   16ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.31.77.87 35164s web01.pixelhuset.dk AS47527 DLX A/S 185.31.76.0/22 🇩🇰 Denmark Herning

📧 MX Records#

1 records   61ms
PriorityTTLMail ServerIP addressesPTRASN
10 36000s mail.dfko.dk 185.31.77.87 web01.pixelhuset.dk AS47527 DLX A/S

🔷 AAAA Records (IPv6)#

1 records   40ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a00:b920:3:1337::77:87 600s web01.pixelhuset.dk AS47527 DLX A/S 2a00:b920:0:0:0:0:0:0/29 🇩🇰 Denmark Herning

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   193ms
TXT Record
v=spf1 include:sendgrid.net mx a ~all

✉️ SPF#

PolicyRecord (dfko.dk)
~all (soft fail) v=spf1 include:sendgrid.net mx a ~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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 13:26:55
www CNAMEdfko.dk (all on dfko.dk)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u55096978.wl229.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u55096978.wl229.sendgrid.net RSA · ~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: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

55ms
FieldValue
Serial1
Primary NS (MNAME)ns-774.awsdns-32.net
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

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

⏱️ Lookup Timing#

NS
55ms
A
16ms
MX
61ms
AAAA
40ms
TXT
193ms
CAA
70ms
HTTPS
43ms
TLSA
99ms
SOA
55ms
MTA-STS
61ms
DNSSEC
82ms
SRV
98ms
Total
864ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-27 01:56:30 3053ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-15 17:23:24 3544ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-26 09:54:47 3722ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-27 14:47:53 4957ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-25 06:00:39 5633ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-24 07:57:12 941ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-23 00:57:14 shown 864ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-17 02:35:34 561ms 4 NS 1 A 1 MX 🔓 Insecure
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