kristofferskolen.dk
Last scanned: 2026-08-26 00:24:45  ·  895ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   53ms
NameserverIP addressesPTRASN / ISP
ns1.designrus.dk 176.9.4.22
2a01:4f8:141:3416::2		 server1.designrus.dk
server1.designrus.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns2.designrus.dk 2a01:4f8:242:5649::2
49.12.124.182		 server2.designrus.dk
server2.designrus.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.4.18.84 3600s server5.designrus.dk AS24940 Hetzner Online GmbH 46.4.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   77ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.spamfilter.io 46.36.212.34
46.36.212.36
46.36.212.37
46.36.212.38
89.188.78.64
89.188.78.65
89.188.78.66
94.231.106.12		 node4.spamfilter.io
node8.spamfilter.io
node6.spamfilter.io
node7.spamfilter.io
node3.spamfilter.io
node9.spamfilter.io
node10.spamfilter.io
node2.spamfilter.io		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscoverredirect.webexchange.nu → 46.36.209.50
🔶 Autoconfigdiscover.designrus.dk → 49.12.124.182
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   120ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 1 1 443 discover.designrus.dk
📝 TXT Records3 records   273ms
TXT Record
google-site-verification=lgaEShIL3ImgPDHA_cVfGDI7e-kaGwa-pRUB9nw4cQM
P-mboMM3BXks
v=spf1 mx a include:dedicated.mysmtp.com include:spf.curanet.dk include:spf.permido.com include:_spf.designrus.dk ~all
✉️ SPF
PolicyRecord (kristofferskolen.dk)
~all (soft fail) v=spf1 mx a include:dedicated.mysmtp.com include:spf.curanet.dk include:spf.permido.com include:_spf.designrus.dk ~all
📨 DMARC
PolicyRecord (_dmarc.kristofferskolen.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:postmaster@kristofferskolen.dk
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records1 records   53ms
FlagsTagValue
0 issue letsencrypt.org
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.kristofferskolen.dk kristofferskolen.dk
🔗 TLSA / DANE1 records   72ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.spamfilter.io DANE-EE · SPKI · SHA-256 9A25F05F2E322DABDCC9B7A06AB47A2D…
🔐 DNSSEC106ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026010601
Primary NS (MNAME)ns1.designrus.dk
Responsible (RNAME)jakob@glad.design
Refresh1200s
Retry540s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
53ms
A
48ms
MX
77ms
AAAA
60ms
TXT
273ms
CAA
53ms
HTTPS
61ms
TLSA
72ms
SOA
0ms
MTA-STS
80ms
DNSSEC
106ms
SRV
120ms
Total
895ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 00:24:45 895ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 04:47:56 938ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 13:10:03 1216ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 07:01:34 4897ms 2 NS 1 A 1 MX 🔓 Insecure View
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