kognitionen.dk
Last scanned: 2026-08-28 09:00:42  ·  919ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   53ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.168 3600s webcluster41.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen
📧 MX Records2 records   61ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.protonmail.ch 176.119.200.128
185.205.70.128
185.70.42.128		 mail.protonmail.ch
mail.protonmail.ch
mail.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
20 3600s mailsec.protonmail.ch 176.119.200.129
185.205.70.129
185.70.42.129		 mailsec.protonmail.ch
mailsec.protonmail.ch
mailsec.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
🔷 AAAA Records (IPv6)1 records   37ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:8041:915c:36e9:ba01 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   205ms
TXT Record
google-site-verification=sRKDJqaFPrtnay6NYtv98axm_d4Xea8qLtNx5vkH5CQ
protonmail-verification=6c7663a264a5b0efb6ec5963838e4a10318bf60c
v=spf1 include:_spf.protonmail.ch mx ~all
✉️ SPF
PolicyRecord (kognitionen.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch mx ~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
🔗 TLSA / DANE4 records   164ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
🔐 DNSSEC113ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081601
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
53ms
A
51ms
MX
61ms
AAAA
37ms
TXT
205ms
CAA
56ms
HTTPS
52ms
TLSA
164ms
SOA
0ms
MTA-STS
90ms
DNSSEC
113ms
SRV
82ms
Total
919ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 09:00:42 919ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-17 10:47:39 2161ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-15 00:32:52 5185ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-11 15:26:49 16888ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-20 23:36:17 8948ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-19 20:01:52 676ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 15:08:05 727ms 2 NS 1 A 2 MX ❓ Unknown View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone