osterport.dk

Records from scan: 2026-10-02 08:51:29 · 497ms total · last checked 2026-10-16 10:47 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

osterport.dk is a .dk domain served by 2 nameservers (ns1.jetcom.dk, ns2.jetcom.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.171 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by pmg1.mariendalit.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 35ms

Nameserver	IP addresses	PTR	ASN / 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 Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.171	14400s	prolinux3.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	14400s	pmg1.mariendalit.dk	193.242.107.121	pmg1.mariendalit.dk	AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.152
🔶 Autoconfig	185.21.41.171

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 184ms

TXT Record
MS=ms96921760
v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net include:_spf-cu.cdk-global.com -all

✉️ SPF#

Policy	Record (osterport.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net include:_spf-cu.cdk-global.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

🧩 Web & zone#

checked 2026-10-08 12:43:42

www	185.21.41.171 (AS48854) (address records, no CNAME)
www vs bare domain	Same network osterport.dk: 185.21.41.171 (AS48854) www.osterport.dk: 185.21.41.171 (AS48854)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

66ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

34ms

Field	Value
Serial	2026082505
Primary NS (MNAME)	ns1.jetcom.dk
Responsible (RNAME)	admin@jetcom.dk
Refresh	3600s
Retry	600s
Expire	604800s
Minimum (neg-cache TTL)	14400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

35ms

38ms

59ms

AAAA

41ms

TXT

184ms

CAA

34ms

HTTPS

39ms

TLSA

76ms

SOA

34ms

MTA-STS

61ms

DNSSEC

66ms

SRV

73ms

Total

497ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 08:51:29 shown	497ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 00:18:36	2724ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 22:25:23	3954ms	2 NS 1 A 2 MX	🔓 Insecure