sfbk.dk
Last scanned: 2026-06-26 00:55:17  ·  1945ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   136ms
NameserverIP addressesPTRASN / ISP
ns1.jetcom.dk 193.242.107.7 ns1.jetcom.dk AS31027 GlobalConnect A/S
ns2.jetcom.dk 193.242.107.8 ns2.jetcom.dk AS31027 GlobalConnect A/S
🌍 A Records1 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.249.17 14400s splash.dandomain.dk AS48854 team.blue Denmark A/S 212.237.248.0/23 🇩🇰 Denmark —
📧 MX Records1 records   136ms
PriorityTTLMail ServerIP addressesPTRASN
10 14400s sfbk-dk.mail.protection.outlook.com 2a01:111:f403:ca04::5
2a01:111:f403:ca04::d
2a01:111:f403:ca09::20
2a01:111:f403:ca09::7
52.101.68.3
52.101.73.24
52.101.73.28
52.101.73.30		 mail-db3pr0202cu00205.inbound.protection.outlook.com
mail-db6pr03cu00105.inbound.protection.outlook.com
mail-as8pr05cu00400.inbound.protection.outlook.com
mail-am9pr04cu00107.inbound.protection.outlook.com
mail-db7pr03cu00403.inbound.protection.outlook.com
mail-as8pr05cu00300.inbound.protection.outlook.com
mail-am7pr05cu00204.inbound.protection.outlook.com
mail-am7pr05cu00306.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
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.62.216
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   302ms
TXT Record
MS=ms81503889
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (sfbk.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.sfbk.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)
🔐 DNSSEC645ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: failure
🏷️ SOA34ms
FieldValue
Serial2026021009
Primary NS (MNAME)ns1.jetcom.dk
Responsible (RNAME)hostmaster@sfbk.dk
Refresh3600s
Retry600s
Expire604800s
Minimum (neg-cache TTL)14400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
136ms
A
43ms
MX
136ms
AAAA
86ms
TXT
302ms
CAA
83ms
HTTPS
85ms
TLSA
937ms
SOA
34ms
MTA-STS
86ms
DNSSEC
645ms
SRV
195ms
Total
1945ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 00:55:17 1945ms 2 NS 1 A 1 MX ❓ Unknown View
2026-06-20 05:28:06 2549ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 03:16:55 1990ms 2 NS 1 A 1 MX 🔓 Insecure View
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