coo.dk
Last scanned: 2026-09-04 07:37:18  ·  626ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   37ms
NameserverIP addressesPTRASN / ISP
ns1.desec.io 2607:f740:e633:deec::2
45.54.76.1		 ns1.desec.io
ns1.desec.io		 AS63911 NetActuate, Inc
AS63911 NetActuate, Inc
ns2.desec.org 157.53.224.1
2607:f740:e00a:deec::2		 ns2.desec.org
ns2.desec.org		 AS36217 NetActuate, Inc
AS36217 NetActuate, Inc
🌍 A Records
🌍
No A records found
📧 MX Records1 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
10 7200s shrek.krogh.cc 87.61.100.231 0x573d64e7.static.cust.fastspeed.dk AS3292 TDC Holding A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   164ms
TXT Record
v=spf1 mx -all
✉️ SPF
PolicyRecord (coo.dk)
-all (hard fail) v=spf1 mx -all
📨 DMARC
PolicyRecord (_dmarc.coo.dk)
p=reject v=DMARC1; p=reject; sp=reject
📬 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)
🔐 DNSSEC107ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026014763
Primary NS (MNAME)get.desec.io
Responsible (RNAME)get@desec.io
Refresh86400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
37ms
A
33ms
MX
31ms
AAAA
35ms
TXT
164ms
CAA
38ms
HTTPS
31ms
TLSA
108ms
SOA
0ms
MTA-STS
49ms
DNSSEC
107ms
SRV
45ms
Total
626ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 07:37:18 626ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-27 17:56:22 696ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-20 21:29:36 5159ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-14 02:23:01 1272ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-09 05:09:22 757ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-03 04:50:30 839ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-24 20:33:10 10276ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-16 18:38:33 750ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-11 09:03:20 9814ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-03 10:35:47 2527ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-26 13:54:31 673ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-25 05:31:43 1299ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-24 09:29:31 931ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 08:41:46 2813ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-16 22:11:32 507ms 2 NS 0 A 1 MX 🔒 Secure View
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