tekcoach.dk

📜 Historical scan 2026-07-23 18:58:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tekcoach.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 16 March 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.185.215 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, 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#

3 records 58ms

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 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.185.215	3600s	webhotel07.hostonline.dk	AS31027	GlobalConnect A/S	217.195.176.0/20	🇩🇰 Denmark	—

📧 MX Records#

2 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	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	43200s	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 273ms

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

✉️ SPF#

Policy	Record (tekcoach.dk)
-all (hard fail)	v=spf1 mx a include:_spf.hostonline.dk -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 2026-10-16 13:37:21

www CNAME	tekcoach.dk (all on tekcoach.dk) → 217.195.185.215 (AS31027)
www vs bare domain	Same network tekcoach.dk: 217.195.185.215 (AS31027) www.tekcoach.dk: 217.195.185.215 (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#

16098ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026072302
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@hostonline.dk
Refresh	3600s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 03:17:53

Field	Value
Registrar	TS COMPUTER ApS
Registered	2007-03-16
Expires	2027-03-31 (164d)

🔗 Same registrant#

1 domain

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
thomaskrebs.dk	TS COMPUTER ApS

📋 WHOIS#

⏱️ Lookup Timing#

58ms

87ms

43ms

AAAA

16072ms

TXT

273ms

CAA

88ms

HTTPS

93ms

TLSA

135ms

SOA

0ms

MTA-STS

101ms

DNSSEC

16098ms

SRV

233ms

Total

17683ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 13:37:21	645ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-12 00:21:08	1573ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-06 14:18:09	2112ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-01 12:08:52	442ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-26 11:35:10	702ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-23 14:54:40	592ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-18 11:45:35	1936ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-11 22:42:55	2135ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-06 22:50:14	1983ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-28 00:53:24	1767ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-28 00:34:39	577ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-22 03:35:45	4225ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-17 22:07:38	903ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-12 11:55:04	8887ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-08 14:40:15	32972ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-01 15:29:35	2748ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-23 18:58:56 shown	17683ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-19 02:09:38	901ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-16 20:37:22	835ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-09 04:15:54	1777ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-03 16:16:23	1132ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-30 22:38:33	1392ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-24 16:38:37	7643ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-24 07:01:27	1202ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-24 01:10:23	1215ms	3 NS 1 A 2 MX	🔒 Secure