cow.dk

📜 Historical scan 2026-08-24 04:21:20  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cow.dk is a .dk domain served by 6 nameservers (ns1.he.net, ns2.he.net, ns3.he.net and 3 more). It was registered on 24 May 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.86.85.53 is hosted by velia.net Internetdienste GmbH (AS29066) in France. Mail is handled by mail.cow.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#

6 records   151ms

🌍 A Records#

1 records   165ms

📧 MX Records#

1 records   182ms
PriorityTTLMail ServerIP addressesPTRASN
1 38400s mail.cow.dk 80.86.85.53 s2.netcompartner.com AS29066 velia.net Internetdienste GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover80.86.85.53
🔶 Autoconfig80.86.85.53

🔷 AAAA Records (IPv6)#

1 records   195ms

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records   300ms
ServicePriorityWeightPortTarget
_xmpp-client._tcp 5 0 5222 s1.cow.dk
_xmpp-server._tcp 5 0 5269 s1.cow.dk

📝 TXT Records#

2 records   743ms
TXT Record
google-site-verification=jQbsWFcEWxMdFydhBT3MbgHCq4W9bwRLGGQM98nshos
v=spf1 a mx ptr ip4:80.86.85.53 ip6:2001:470:1f0a:10f2::/64 ~all

✉️ SPF#

PolicyRecord (cow.dk)
~all (soft fail) v=spf1 a mx ptr ip4:80.86.85.53 ip6:2001:470:1f0a:10f2::/64 ~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#

1 records   152ms
FlagsTagValue
0 issuewild letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 16:40:30
wwwNXDOMAIN
www vs bare domainwww does not resolve
cow.dk: 80.86.85.53 2001:470:1f0b:10f1::30:1 (AS6939 AS29066)
www.cow.dk: no address
(all like this)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

  • warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

440ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2022014382
Primary NS (MNAME)s2.cow.dk
Responsible (RNAME)hostmaster@cow.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)38400s

📋 Registration#

WHOIS fetched 2026-10-13 13:00:05
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1996-05-24
Expires2027-06-30 (252d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
151ms
A
165ms
MX
182ms
AAAA
195ms
TXT
743ms
CAA
152ms
HTTPS
150ms
TLSA
178ms
SOA
0ms
MTA-STS
231ms
DNSSEC
440ms
SRV
300ms
Total
4713ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 16:40:30 966ms 6 NS 1 A 1 MX 🔓 Insecure
2026-09-30 07:44:56 1380ms 6 NS 1 A 1 MX 🔓 Insecure
2026-08-24 04:21:20 shown 4713ms 6 NS 1 A 1 MX 🔓 Insecure
2026-06-30 08:18:06 1205ms 6 NS 1 A 1 MX 🔓 Insecure
2026-06-24 18:27:02 2930ms 6 NS 1 A 1 MX 🔓 Insecure
2026-06-16 22:35:03 918ms 6 NS 1 A 1 MX 🔓 Insecure
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