kostadinov.dk

📜 Historical scan 2026-09-19 16:03:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kostadinov.dk is a .dk domain served by 2 nameservers (connie.ns.cloudflare.com, leonard.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.93.224 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 35ms

Nameserver	IP addresses	PTR	ASN / ISP
connie.ns.cloudflare.com	108.162.192.247 172.64.32.247 173.245.58.247 2606:4700:50::adf5:3af7 2803:f800:50::6ca2:c0f7 2a06:98c1:50::ac40:20f7	connie.ns.cloudflare.com connie.ns.cloudflare.com connie.ns.cloudflare.com connie.ns.cloudflare.com connie.ns.cloudflare.com connie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
leonard.ns.cloudflare.com	108.162.195.54 162.159.44.54 172.64.35.54 2606:4700:58::a29f:2c36 2803:f800:50::6ca2:c336 2a06:98c1:50::ac40:2336	leonard.ns.cloudflare.com leonard.ns.cloudflare.com leonard.ns.cloudflare.com leonard.ns.cloudflare.com leonard.ns.cloudflare.com leonard.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.93.224	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.216.80	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

2 records 61ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:d850	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:5de0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.93.224,172.67.216.80 ech=AEX+DQBBfQAgACA9cQ2RK4Ao8AODw64yhcGu4m59jr5FYDRvlmBle/NIQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:d850,2606:4700:3035::6815:5de0

📝 TXT Records#

1 records 197ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (kostadinov.dk)
-all (hard fail)	v=spf1 -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 2026-10-14 00:05:30

www	104.21.93.224 172.67.216.80 2606:4700:3031::ac43:d850 2606:4700:3035::6815:5de0 (AS13335) (address records, no CNAME)
www vs bare domain	Same network kostadinov.dk: 104.21.93.224 172.67.216.80 2606:4700:3031::ac43:d850 2606:4700:3035::6815:5de0 (AS13335) www.kostadinov.dk: 104.21.93.224 172.67.216.80 2606:4700:3031::ac43:d850 2606:4700:3035::6815:5de0 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9080ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412199033
Primary NS (MNAME)	connie.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

35ms

73ms

34ms

AAAA

61ms

TXT

197ms

CAA

46ms

HTTPS

35ms

TLSA

56ms

SOA

0ms

MTA-STS

48ms

DNSSEC

9080ms

SRV

77ms

Total

9446ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 00:05:30	446ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-12 23:10:35	2570ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 07:41:25	621ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-19 16:03:44 shown	9446ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-12 05:44:49	965ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-15 13:33:52	916ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-14 02:59:43	1001ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 18:44:06	877ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 04:33:34	2101ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 22:37:35	742ms	2 NS 2 A 0 MX	🔓 Insecure