koch-laser.dk

📜 Historical scan 2026-07-02 18:24:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koch-laser.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 14 February 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.185.218 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by he.hostonline.dk, mx-backup.hostonline.dk. The zone is DNSSEC-signed and validates, publishes a 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#

3 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.hostonline.dk	217.195.185.243 2a02:188:6004:14::10	ns4.hostonline.dk ns4.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns5.hostonline.dk	217.195.185.244 2a02:188:6004:14::11	ns5.hostonline.dk ns5.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns6.hostonline.dk	85.191.126.85	ns6.hostonline.dk	AS204274 AURA Fiber A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.185.218	60s	webhotel10.hostonline.dk	AS31027	GlobalConnect A/S	217.195.176.0/20	🇩🇰 Denmark	—

📧 MX Records#

2 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	he.hostonline.dk	217.195.185.200 2a02:188:164::100	he.hostonline.dk he.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
30	60s	mx-backup.hostonline.dk	217.195.185.201 2a02:188:6004:15::12	mx-backup.hostonline.dk spamfront2.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscoverredirect.hostonline.dk → 217.195.185.209

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 173ms

TXT Record
v=spf1 a mx include:_spf.hostonline.dk -all

✉️ SPF#

Policy	Record (koch-laser.dk)
-all (hard fail)	v=spf1 a mx include:_spf.hostonline.dk -all

📨 DMARC#

Policy	Record (_dmarc.koch-laser.dk)
p=reject	v=DMARC1; p=reject; aspf=r;

📬 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 2026-10-15 08:09:47

www CNAME	koch-laser.dk (all on koch-laser.dk) → 217.195.185.218 (AS31027)
www vs bare domain	Same network koch-laser.dk: 217.195.185.218 (AS31027) www.koch-laser.dk: 217.195.185.218 (AS31027)
Wildcard	No
Denial of existence	NSEC3 · 10 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

151ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

64ms

Field	Value
Serial	2026070202
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@zitechnet.dk
Refresh	16384s
Retry	2048s
Expire	1048576s
Minimum (neg-cache TTL)	2560s

📋 Registration#

WHOIS fetched 2026-10-19 06:44:37

Field	Value
Registrar	TS COMPUTER ApS
Registered	2008-02-14
Expires	2027-02-28 (131d)

🔗 Same registrant#

2 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).

Domain	Registrar
tekcoach.dk	TS COMPUTER ApS
thomaskrebs.dk	TS COMPUTER ApS

📋 WHOIS#

⏱️ Lookup Timing#

30ms

40ms

AAAA

58ms

TXT

173ms

CAA

53ms

HTTPS

53ms

TLSA

44ms

SOA

64ms

MTA-STS

62ms

DNSSEC

151ms

SRV

72ms

Total

724ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 08:09:47	713ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-10 23:18:40	666ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-05 18:25:25	444ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-30 18:04:49	1349ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-29 17:50:54	574ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-26 14:39:53	642ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-25 13:02:51	591ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-21 13:11:14	862ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-14 11:19:30	3837ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-07 12:27:49	2147ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-31 14:40:43	1522ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-26 09:23:22	1148ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-21 16:30:12	1605ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-17 01:31:45	881ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-12 03:28:46	9974ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-06 23:25:57	1014ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-27 14:27:35	17132ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-22 09:50:31	770ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-17 15:04:34	9845ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-13 12:44:54	900ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-07 04:38:28	1132ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-02 18:24:28 shown	724ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-27 04:31:17	747ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-23 00:10:30	2252ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-18 04:18:03	4760ms	3 NS 1 A 2 MX	🔒 Secure