codeguru.dk

📜 Historical scan 2026-08-25 20:33:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

codeguru.dk is a .dk domain served by 2 nameservers (ns1.shellhost.dk, ns2.shellhost.dk). It was registered on 31 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.229 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mail.codeguru.dk. 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 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.shellhost.dk	193.200.90.91 2001:67c:564::13	— ns1.shellhost.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.shellhost.dk	193.200.91.90 2001:67c:564::12	ns2.eushells.com ns2.eushells.com	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS

🌍 A Records#

1 records 2040ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.200.90.229	3598s	web1.eushells.com	AS62121	Christian Ebsen ApS	193.200.90.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.codeguru.dk	193.200.90.233	mail1.eushells.com	AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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 17:53:00

www	193.200.90.229 (AS62121) (address records, no CNAME)
www vs bare domain	Same network codeguru.dk: 193.200.90.229 (AS62121) www.codeguru.dk: 193.200.90.229 (AS62121)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

108ms

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	2026033100
Primary NS (MNAME)	ns1.shellhost.dk
Responsible (RNAME)	hostmaster@shellhost.dk
Refresh	84400s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 03:07:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-05-31
Expires	2027-06-30 (256d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

48ms

2040ms

48ms

AAAA

43ms

TXT

160ms

CAA

54ms

HTTPS

64ms

TLSA

67ms

SOA

0ms

MTA-STS

64ms

DNSSEC

108ms

SRV

109ms

Total

2447ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 01:09:21	350ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-22 19:50:22	467ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 10:07:44	938ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 15:08:03	975ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 20:33:17 shown	2447ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-02 01:19:42	546ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:49:12	397ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:40:59	474ms	2 NS 1 A 1 MX	🔓 Insecure