jernbanebyen.dk
Last scanned: 2026-08-25 11:14:50  ·  3922ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   55ms
NameserverIP addressesPTRASN / ISP
dns.dsb.dk 193.28.147.132 dns.dsb.dk AS41746 DSB (SOV)
ns.dsb.dk 193.28.147.131 ns.dsb.dk AS41746 DSB (SOV)
🌍 A Records1 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
172.105.80.46 3600s 172-105-80-46.ip.linodeusercontent.com AS63949 Akamai Connected Cloud 172.105.0.0/17 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   56ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s jernbanebyen-dk.mail.protection.outlook.com 2a01:111:f403:ca04::f
2a01:111:f403:ca09::1
2a01:111:f403:ca09::f
2a01:111:f403:ca48::c
52.101.103.137
52.101.209.153
52.101.68.27
52.101.73.1		 mail-db7pr03cu00507.inbound.protection.outlook.com
mail-as9pr07cu00301.inbound.protection.outlook.com
mail-am7pr05cu00307.inbound.protection.outlook.com
mail-miypr03cu00104.inbound.protection.outlook.com
mail-miypr02cu00101.inbound.protection.outlook.com
mail-cpjpr04cu00101.inbound.protection.outlook.com
mail-db7pr03cu00503.inbound.protection.outlook.com
mail-am3pr04cu00501.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 Records1 records   226ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (jernbanebyen.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.jernbanebyen.dk)
p=reject v=DMARC1; p=reject; rua=mailto:pfutvobx@ag.eu.dmarcadvisor.com; ruf=mailto:pfutvobx@fr.eu.dmarcadvisor.com; fo=1;
📬 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)
🔐 DNSSEC2065ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2024061901
Primary NS (MNAME)ns.dsb.dk
Responsible (RNAME)manager@dsb.dk
Refresh1800s
Retry600s
Expire1209600s
Minimum (neg-cache TTL)5400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
55ms
A
58ms
MX
56ms
AAAA
54ms
TXT
226ms
CAA
65ms
HTTPS
51ms
TLSA
727ms
SOA
0ms
MTA-STS
89ms
DNSSEC
2065ms
SRV
84ms
Total
3922ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 11:14:50 3922ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-28 08:17:13 7207ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 08:46:16 15521ms 2 NS 1 A 1 MX 🔓 Insecure View
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