koolook.dk
📜 Historical scan 2026-06-25 22:52:09  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   219ms
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   219ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.78 3600s webcluster1.webpod13-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   209ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s smtp.google.com 142.251.127.26
142.251.127.27
2a00:1450:4001:c21::1a
2a00:1450:4001:c21::1b		 lcfrai-in-f26.1e100.net
lcfrai-in-f27.1e100.net
lcfrai-in-f26.1e100.net
lcfrai-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover46.30.213.78
🔶 Autoconfig46.30.213.78
🔷 AAAA Records (IPv6)1 records   202ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10b:72:f0ad:d7a4:5ecb 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 Records1 records   656ms
TXT Record
google-site-verification=u2xmqQ0Hqkh3MYnURbsbvM6WUlB3WwFT-b8oo_7iwKo
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC269ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA227ms
FieldValue
Serial2026061901
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
219ms
A
219ms
MX
209ms
AAAA
202ms
TXT
656ms
CAA
208ms
HTTPS
195ms
TLSA
211ms
SOA
227ms
MTA-STS
229ms
DNSSEC
269ms
SRV
438ms
Total
1599ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 14:08:08 897ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-08 20:14:41 1545ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 22:52:09 1599ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 04:33:22 1098ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 04:22:01 675ms 2 NS 1 A 1 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone