tscomputer.dk

📜 Historical scan 2026-10-04 17:12:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tscomputer.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 18 August 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.185.248 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by tscomputer-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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#

3 records 105ms

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 138ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.185.248	300s	—	AS31027	GlobalConnect A/S	217.195.176.0/20	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 101ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	tscomputer-dk.mail.protection.outlook.com	2a01:111:f403:ca3c::a 2a01:111:f403:ca48::10 2a01:111:f403:ca48::12 2a01:111:f403:ca48::c 52.101.103.137 52.101.103.36 52.101.68.15 52.101.68.21	mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.152

🔷 AAAA Records (IPv6)#

1 records 173ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:188:6004:1010::24	300s	—	AS31027	GlobalConnect A/S	2a02:188:0:0:0:0:0:0/30	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 322ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

4 records 420ms

TXT Record
abuseipdb-verification=Dz4f59qh
google-site-verification=omViFvbjA2uZZ-p4qlwF4QHAnPhL55m_xdmusY0vJb0
have-i-been-pwned-verification=e9ebcb7ec33c52aa0b3e63059c2e3772
v=spf1 include:spf.protection.outlook.com include:_spf.hostonline.dk ip4:85.191.126.82 -all

✉️ SPF#

Policy	Record (tscomputer.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.hostonline.dk ip4:85.191.126.82 -all

📨 DMARC#

Policy	Record (_dmarc.tscomputer.dk)
p=reject	v=DMARC1; p=reject; pct=100; fo=0; ri=3600; rua=mailto:f1ee7893@inbox.ondmarc.com,mailto:dmarc@tscomputer.dk; ruf=mailto:f1ee7893@inbox.ondmarc.com,mailto:dmarc@tscomputer.dk; adkim=r; 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 01:44:55

www CNAME	tscomputer.dk (all on tscomputer.dk) → 217.195.185.248 2a02:188:6004:1010::24 (AS31027)
www vs bare domain	Same network tscomputer.dk: 217.195.185.248 2a02:188:6004:1010::24 (AS31027) www.tscomputer.dk: 217.195.185.248 2a02:188:6004:1010::24 (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

✍️ DKIM keys#

5 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
s1	s1.domainkey.u14141677.wl178.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u14141677.wl178.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-tscomputer-dk._domainkey.tscomputer01.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-tscomputer-dk._domainkey.tscomputer01.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

326ms

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

🏷️ SOA#

88ms

Field	Value
Serial	2026100402
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@hostonline.dk
Refresh	14400s
Retry	3600s
Expire	2419000s
Minimum (neg-cache TTL)	43200s

📋 Registration#

WHOIS fetched 2026-10-04 17:32:33

Field	Value
Registrar	TS COMPUTER ApS
Registered	2000-08-18
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

105ms

138ms

101ms

AAAA

173ms

TXT

420ms

CAA

96ms

HTTPS

184ms

TLSA

935ms

SOA

88ms

MTA-STS

197ms

DNSSEC

326ms

SRV

322ms

Total

2240ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 01:44:54	4082ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-09 20:52:20	3351ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-04 17:12:20 shown	2240ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 16:53:48	1241ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 00:39:57	1002ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-25 02:01:35	1252ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 01:44:40	1499ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-17 19:41:43	2361ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-10 18:45:54	1396ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-07 22:14:58	3191ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-30 14:15:42	3893ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 23:29:16	2918ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-25 09:16:52	1060ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-22 16:30:56	8182ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-18 14:20:20	1553ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-12 07:00:12	2270ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-10 20:16:22	3512ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-06 07:22:37	2589ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-26 07:45:30	1938ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-21 07:02:36	2171ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-16 11:49:27	3200ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-06 11:08:52	2625ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-03 14:00:49	1752ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-26 17:36:46	1235ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-21 12:00:54	1345ms	3 NS 1 A 1 MX	🔒 Secure