onlinemester.dk
Last scanned: 2026-08-25 16:51:41  ·  9613ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   51ms
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
185.158.133.1 600s lovable-app-cd-1-4.p.l5e.io AS13335 Cloudflare, Inc. 185.158.133.0/24 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
1 600s smtp.google.com 173.194.220.27
173.194.221.26
173.194.221.27
173.194.222.26
2a00:1450:4010:c06::1a
2a00:1450:4010:c06::1a
2a00:1450:4010:c09::1a
2a00:1450:4010:c09::1a
2a00:1450:4010:c0a::1a
2a00:1450:4010:c0a::1a
2a00:1450:4010:c0a::1b
2a00:1450:4010:c0a::1b
64.233.163.27		 lk-in-f27.1e100.net
lm-in-f26.1e100.net
lm-in-f27.1e100.net
lo-in-f26.1e100.net
lj-in-f26.1e100.net
lj-in-x1a.1e100.net
lk-in-f26.1e100.net
lk-in-x1a.1e100.net
lm-in-x1a.1e100.net
lm-in-f26.1e100.net
lm-in-x1b.1e100.net
lm-in-f27.1e100.net
lj-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   144ms
TXT Record
google-site-verification=vyYHqPjmLXRH3CmFayIxyTfnXgzefPB7uISWK7HOxps
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
PolicyRecord (_dmarc.onlinemester.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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)
🔐 DNSSEC9075ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026072901
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
51ms
A
51ms
MX
53ms
AAAA
64ms
TXT
144ms
CAA
68ms
HTTPS
38ms
TLSA
53ms
SOA
0ms
MTA-STS
59ms
DNSSEC
9075ms
SRV
65ms
Total
9613ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 16:51:41 9613ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-05 23:32:28 1113ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 08:36:49 1679ms 2 NS 1 A 1 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone