grontflaggronskole.dk
Last scanned: 2026-06-28 01:01:39  ·  600ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   35ms
NameserverIP addressesPTRASN / ISP
ns1.simpleagencygroup.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simpleagencygroup.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.22.211.119 60s k8s01.oitudv.dk AS202053 UpCloud Ltd 5.22.208.0/20 🇫🇮 Finland —
📧 MX Records2 records   28ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.grontflaggronskole.dk 80.160.71.163 mail1.curanet.dk AS3292 TDC Holding A/S
20 3600s backup-mx.zitcom.dk 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
🔷 Autodiscover5.22.211.119
🔶 Autoconfig5.22.211.119
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ 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)
🔐 DNSSEC54ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA25ms
FieldValue
Serial2025072901
Primary NS (MNAME)ns1.simpleagencygroup.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
35ms
A
47ms
MX
28ms
AAAA
19ms
TXT
126ms
CAA
25ms
HTTPS
28ms
TLSA
53ms
SOA
25ms
MTA-STS
37ms
DNSSEC
54ms
SRV
38ms
Total
600ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-28 01:01:39 600ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-27 23:31:19 675ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-26 02:02:59 1668ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 10:36:32 671ms 2 NS 1 A 2 MX 🔒 Secure View
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