tccomputer.dk

📜 Historical scan 2026-07-31 15:26:28  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tccomputer.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 5 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.185.219 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 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   32ms
NameserverIP addressesPTRASN / 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   27ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.195.185.219 3600s webhotel11.hostonline.dk AS31027 GlobalConnect A/S 217.195.176.0/20 🇩🇰 Denmark Copenhagen

📧 MX Records#

2 records   15ms
PriorityTTLMail ServerIP addressesPTRASN
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#

ServiceCNAME / IP
🔷 Autodiscoverautodiscoverredirect.hostonline.dk → 217.195.185.209

🔷 AAAA Records (IPv6)#

1 records   31ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:188:6004:10::27 3600s webhotel11.hostonline.dk AS31027 GlobalConnect A/S 2a02:188:0:0:0:0:0:0/30 🇩🇰 Denmark —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   110ms
TXT Record
v=spf1 a mx include:_spf.hostonline.dk -all

✉️ SPF#

PolicyRecord (tccomputer.dk)
-all (hard fail) v=spf1 a mx 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 2026-10-18 11:12:13
www CNAMEtccomputer.dk (all on tccomputer.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 10 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 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#

48ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026073002
Primary NS (MNAME)ns4.hostonline.dk
Responsible (RNAME)hostmaster@hostonline.dk
Refresh86400s
Retry7200s
Expire3600000s
Minimum (neg-cache TTL)172800s

📋 Registration#

WHOIS fetched 2026-10-13 08:04:36
FieldValue
RegistrarTS COMPUTER ApS
Registered2023-10-05
Expires2027-10-04 (349d)

🔗 Same registrant#

47 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).

DomainRegistrar
aalborg-mail.dkTS COMPUTER ApS
aarhus-mail.dkTS COMPUTER ApS
aarhusmail.dkTS COMPUTER ApS
ahsay.dkTS COMPUTER ApS
asreg.dkTS COMPUTER ApS
backup-danmark.dkTS COMPUTER ApS
backupdanmark.dkTS COMPUTER ApS
bluemonday.dkTS COMPUTER ApS
brandstormstudio.dkTS COMPUTER ApS
danskeiteksperter.dkTS COMPUTER ApS
danskmedia.dkTS COMPUTER ApS
ditek.dkTS COMPUTER ApS
dyna-mo.dkTS COMPUTER ApS
foodbook.dkTS COMPUTER ApS
frederikshavn-mail.dkTS COMPUTER ApS
frederikshavnmail.dkTS COMPUTER ApS
garagehosting.dkTS COMPUTER ApS
haderslev-mail.dkTS COMPUTER ApS
haderslevmail.dkTS COMPUTER ApS
herning-mail.dkTS COMPUTER ApS
herningmail.dkTS COMPUTER ApS
hinnerup-mail.dkTS COMPUTER ApS
hinnerupmail.dkTS COMPUTER ApS
hostonline.dkTS COMPUTER ApS
k9s.dkTS COMPUTER ApS
koebenhavnmail.dkTS COMPUTER ApS
kontrolbog.dkTS COMPUTER ApS
københavn-mail.dkTS COMPUTER ApS
københavnmail.dkTS COMPUTER ApS
main-it.dkTS COMPUTER ApS
patch-design.dkTS COMPUTER ApS
randers-mail.dkTS COMPUTER ApS
sandersindingadministration.dkTS COMPUTER ApS
selskabsrestaurant.dkTS COMPUTER ApS
skagenmail.dkTS COMPUTER ApS
skanderborg-mail.dkTS COMPUTER ApS
testingdomain.dkTS COMPUTER ApS
testingdomain3.dkTS COMPUTER ApS
thy-mail.dkTS COMPUTER ApS
time2reg.dkTS COMPUTER ApS
tsadmin.dkTS COMPUTER ApS
tsadministration.dkTS COMPUTER ApS
tscomputer.dkTS COMPUTER ApS
vejle-mail.dkTS COMPUTER ApS
wan2lan.dkTS COMPUTER ApS
ålborg-mail.dkTS COMPUTER ApS
århus-mail.dkTS COMPUTER ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
32ms
A
27ms
MX
15ms
AAAA
31ms
TXT
110ms
CAA
26ms
HTTPS
31ms
TLSA
87ms
SOA
0ms
MTA-STS
38ms
DNSSEC
48ms
SRV
45ms
Total
847ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 11:12:13 635ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-13 07:44:46 1950ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-08 15:28:17 859ms 3 NS 1 A 2 MX 🔒 Secure
2026-10-03 14:16:13 494ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-28 13:52:54 814ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-23 12:53:07 580ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-20 10:54:36 1104ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-17 00:10:45 694ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-12 13:28:38 595ms 3 NS 1 A 2 MX 🔒 Secure
2026-09-07 07:29:47 866ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-29 22:08:26 2526ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-26 16:26:26 9761ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-24 06:13:22 3663ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-20 02:13:41 4899ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-16 14:07:29 937ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-11 15:19:22 898ms 3 NS 1 A 2 MX 🔒 Secure
2026-08-08 12:14:35 944ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-31 15:26:28 shown 847ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-25 22:29:05 1214ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-21 06:49:08 1663ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-16 09:41:35 905ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-11 20:59:07 1837ms 3 NS 1 A 2 MX 🔒 Secure
2026-07-06 12:32:03 2317ms 3 NS 1 A 2 MX 🔒 Secure
2026-06-30 11:40:21 1549ms 3 NS 1 A 2 MX 🔒 Secure
2026-06-25 05:08:01 1009ms 3 NS 1 A 2 MX 🔒 Secure
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