jesper-koch-andersen.dk

📜 Historical scan 2026-07-04 20:18:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jesper-koch-andersen.dk is a .dk domain served by 2 nameservers (ignacio.ns.cloudflare.com, laura.ns.cloudflare.com). It was registered on 28 July 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.27.163 is hosted by Cloudflare, Inc. (AS13335). 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 248ms

Nameserver	IP addresses	PTR	ASN / ISP
ignacio.ns.cloudflare.com	108.162.195.82 162.159.44.82 172.64.35.82 2606:4700:58::a29f:2c52 2803:f800:50::6ca2:c352 2a06:98c1:50::ac40:2352	ignacio.ns.cloudflare.com ignacio.ns.cloudflare.com ignacio.ns.cloudflare.com ignacio.ns.cloudflare.com ignacio.ns.cloudflare.com ignacio.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
laura.ns.cloudflare.com	108.162.192.183 172.64.32.183 173.245.58.183 2606:4700:50::adf5:3ab7 2803:f800:50::6ca2:c0b7 2a06:98c1:50::ac40:20b7	laura.ns.cloudflare.com laura.ns.cloudflare.com laura.ns.cloudflare.com laura.ns.cloudflare.com laura.ns.cloudflare.com laura.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 241ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.27.163	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.64	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 242ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:1ba3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:8f40	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 311ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.27.163,172.67.143.64 ech=AEX+DQBB3QAgACBuwHQsCBVx0/3jiLVOhVM6vJNsO9DxL3DfWgWDFZmTHgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:1ba3,2606:4700:3035::ac43:8f40

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 12:18:03

www	104.21.27.163 172.67.143.64 2606:4700:3034::6815:1ba3 2606:4700:3036::ac43:8f40 (AS13335) (address records, no CNAME)
www vs bare domain	Same network jesper-koch-andersen.dk: 104.21.27.163 172.67.143.64 2606:4700:3034::6815:1ba3 2606:4700:3036::ac43:8f40 (AS13335) www.jesper-koch-andersen.dk: 104.21.27.163 172.67.143.64 2606:4700:3034::6815:1ba3 2606:4700:3036::ac43:8f40 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

433ms

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	2408565521
Primary NS (MNAME)	ignacio.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 00:31:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-07-28
Expires	2027-07-27 (279d)

📋 WHOIS#

⏱️ Lookup Timing#

248ms

241ms

198ms

AAAA

242ms

TXT

648ms

CAA

285ms

HTTPS

311ms

TLSA

217ms

SOA

0ms

MTA-STS

327ms

DNSSEC

433ms

SRV

346ms

Total

5357ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:18:03	519ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-07 23:53:06	420ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 19:07:19	524ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-06 03:26:13	661ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-01 20:06:21	1095ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-04 20:18:34 shown	5357ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-30 11:28:48	965ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-24 18:24:41	1202ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 20:16:58	1082ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-22 15:10:20	1087ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-20 12:48:20	779ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-19 00:02:00	1145ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-18 03:16:27	870ms	4 NS 1 A 1 MX	⚠️ Bogus