kostov.dk

📜 Historical scan 2026-06-17 13:02:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kostov.dk is a .dk domain served by 2 nameservers (ns3.kasserver.com, ns4.kasserver.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.13.138.41 is hosted by Neue Medien Muennich GmbH (AS34788) in Germany. Mail is handled by v102938.kasserver.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 92ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.kasserver.com	85.13.128.2	ns3.kasserver.com	AS34788 Neue Medien Muennich GmbH
ns4.kasserver.com	85.13.140.2	ns4.kasserver.com	AS34788 Neue Medien Muennich GmbH

🌍 A Records#

1 records 93ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.13.138.41	—	dd17422.kasserver.com	AS34788	Neue Medien Muennich GmbH	85.13.128.0/18	🇩🇪 Germany	—

📧 MX Records#

1 records 109ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	v102938.kasserver.com	85.13.138.41	dd17422.kasserver.com	AS34788 Neue Medien Muennich GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 222ms

TXT Record
v=spf1 a mx include:spf.kasserver.com ~all

✉️ SPF#

Policy	Record (kostov.dk)
~all (soft fail)	v=spf1 a mx include:spf.kasserver.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#

latest probe, not this scan · checked 2026-10-09 00:31:56

www	85.13.138.41 (AS34788) (address records, no CNAME)
www vs bare domain	Same network kostov.dk: 85.13.138.41 (AS34788) www.kostov.dk: 85.13.138.41 (AS34788)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

157ms

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

🏷️ SOA#

93ms

Field	Value
Serial	2602191237
Primary NS (MNAME)	ns3.kasserver.com
Responsible (RNAME)	hostmaster@kasserver.com
Refresh	28800s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	7200s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

92ms

93ms

109ms

AAAA

70ms

TXT

222ms

CAA

88ms

HTTPS

74ms

TLSA

198ms

SOA

93ms

MTA-STS

82ms

DNSSEC

157ms

SRV

0ms

Total

807ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 22:04:04	947ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 09:57:12	877ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-27 14:36:54	2884ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-08 01:51:31	2540ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 23:07:36	1036ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:02:25 shown	807ms	2 NS 1 A 1 MX	🔓 Insecure