findforstehjaelpskursusnu.dk
Last scanned: 2026-08-31 08:11:46  ·  1740ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   113ms
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   105ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.219 3600s webcluster1.webpod18-cph3.g1i.one AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records2 records   124ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.titan.email 100.52.2.139
100.57.60.89
184.72.253.45		 ec2-100-52-2-139.compute-1.amazonaws.com
ec2-100-57-60-89.compute-1.amazonaws.com
ec2-184-72-253-45.compute-1.amazonaws.com		 AS14618 Amazon.com, Inc.
AS14618 Amazon.com, Inc.
AS14618 Amazon.com, Inc.
20 3600s mx2.titan.email 100.52.2.139
100.57.60.89
184.72.253.45		 ec2-100-52-2-139.compute-1.amazonaws.com
ec2-100-57-60-89.compute-1.amazonaws.com
ec2-184-72-253-45.compute-1.amazonaws.com		 AS14618 Amazon.com, Inc.
AS14618 Amazon.com, Inc.
AS14618 Amazon.com, Inc.
🔷 AAAA Records (IPv6)1 records   85ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:108:dc:625:dc5b:90ac 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   310ms
TXT Record
v=spf1 include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (findforstehjaelpskursusnu.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.findforstehjaelpskursusnu.dk)
p=reject v=DMARC1; p=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)
🔐 DNSSEC243ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026083001
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
113ms
A
105ms
MX
124ms
AAAA
85ms
TXT
310ms
CAA
101ms
HTTPS
77ms
TLSA
191ms
SOA
0ms
MTA-STS
146ms
DNSSEC
243ms
SRV
135ms
Total
1740ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 08:11:46 1740ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-07-23 07:28:26 1267ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-07-09 04:08:42 9587ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 19:31:22 1259ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 18:25:34 1108ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 10:16:48 2982ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 10:11:47 633ms 2 NS 1 A 2 MX 🔓 Insecure View
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