schulstad.dk
Last scanned: 2026-06-17 14:22:18  ·  5734ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   73ms
NameserverIP addressesPTRASN / ISP
dns1.cscdns.net 156.154.130.100
2610:a1:1022::100		 ns3.ascio.net
ns.domainnetwork.se		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
dns2.cscdns.net 156.154.131.100
2610:a1:1023::100		 pdns2.cscdns.net
ns4.ascio.net		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
🌍 A Records1 records   80ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.114.94.2 — — AS30811 Optimizely AB 217.114.94.0/24 🇸🇪 Sweden —
📧 MX Records1 records   83ms
PriorityTTLMail ServerIP addressesPTRASN
10 — schulstad-dk.mail.protection.outlook.com 2a01:111:f403:ca04::2
2a01:111:f403:ca04::c
2a01:111:f403:ca09::d
2a01:111:f403:ca09::e
52.101.68.16
52.101.68.27
52.101.68.32
52.101.68.5		 mail-du2pr03cu00102.inbound.protection.outlook.com
mail-db9pr02cu00204.inbound.protection.outlook.com
mail-as9pr05cu01305.inbound.protection.outlook.com
mail-am7pr05cu00206.inbound.protection.outlook.com
mail-db4pr02cu00400.inbound.protection.outlook.com
mail-db7pr03cu00503.inbound.protection.outlook.com
mail-db3pr0202cu00200.inbound.protection.outlook.com
mail-du2pr03cu00105.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records6 records   378ms
TXT Record
_globalsign-domain-verification=iqlUviuhBedHp_FS_ctYiHIldhnpX5o8yyUbSmR1XE
_globalsign-domain-verification=KF3rG4znx3zw64V5d6OCADJ93gtvJ14jvotp-GqiBc
_globalsign-domain-verification=PGE0upwavtqtZrKGIeE3dUJOxKUXtRgRWGyPrHflZk
_globalsign-domain-verification=y_vU6YpSWqPYaKbGdL8tidUbIPiwUspix5Ni8loHyZ
facebook-domain-verification=kwa5we4be55ior7wvu0vetlqzzkpv1
v=spf1 mx include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (schulstad.dk)
-all (hard fail) v=spf1 mx include:spf.protection.outlook.com -all
📨 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)
🔐 DNSSEC231ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA53ms
FieldValue
Serial2013112236
Primary NS (MNAME)dns1.cscdns.net
Responsible (RNAME)hostmaster@cscdns.net
Refresh21600s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
73ms
A
80ms
MX
83ms
AAAA
90ms
TXT
378ms
CAA
90ms
HTTPS
80ms
TLSA
4042ms
SOA
53ms
MTA-STS
61ms
DNSSEC
231ms
SRV
0ms
Total
5734ms
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