tgch.dk

📜 Historical scan 2026-06-19 08:13:25  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tgch.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 30 April 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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#

5 records   93ms
NameserverIP addressesPTRASN / ISP
ns1.gigahost.dk 46.183.139.31 — AS47292 Sentia Denmark A/S
ns2.gigahost.dk 46.183.139.222 web22.gigahost.dk AS47292 Sentia Denmark A/S
ns3.gigahost.dk 71.19.249.71 ns3.gigahost.dk AS11831 eSecureData
ns4.gigahost.dk 51.79.215.130 ns4.gigahost.dk AS16276 OVH SAS
ns5.gigahost.dk 77.74.192.83 ns5.gigahost.dk AS42831 UK Dedicated Servers Limited

🌍 A Records#

1 records   110ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.116.232.212 3600s 212.giga-ptr.232.116.217.in-addr.arpa
web12.gigahost.dk		 AS47292 — — — —

📧 MX Records#

3 records   169ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.gigahost.dk 46.183.139.11 mx1.gigahost.dk AS47292 Sentia Denmark A/S
10 3600s mx2.gigahost.dk 46.183.139.12 mx2.gigahost.dk AS47292 Sentia Denmark A/S
10 3600s mx3.gigahost.dk 46.183.139.13 mx3.gigahost.dk AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovertgch.dk → 217.116.232.212
🔶 Autoconfigtgch.dk → 217.116.232.212

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   832ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 autodiscover.gigahost.dk

📝 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 2026-10-15 07:25:36
www CNAMEtgch.dk (all on tgch.dk)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.tgch.dk tgch.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

556ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026061801
Primary NS (MNAME)ns1.gigahost.dk
Responsible (RNAME)hostmaster@tgch.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-18 21:06:29
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-04-30
Expires2027-04-30 (193d)

🔗 Same registrant#

38 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
123dansk.dkPunktum dk A/S (direct)
9eren.dkPunktum dk A/S (direct)
abcskole.dkPunktum dk A/S (direct)
aktivmat.dkPunktum dk A/S (direct)
aktivundervisning.dkPunktum dk A/S (direct)
appallies.dkGIGAHOST ApS
appsiundervisningen.dkPunktum dk A/S (direct)
begynderlæsning.dkPunktum dk A/S (direct)
dendigitalefolkeskole.dkPunktum dk A/S (direct)
dendigitaleskole.dkPunktum dk A/S (direct)
denrummeligeskole.dkGIGAHOST ApS
digibar.dkPunktum dk A/S (direct)
e-laering.dkGIGAHOST ApS
educreate.dkPunktum dk A/S (direct)
geogebrakursus.dknordicway ApS
geogebraopgaver.dkPunktum dk A/S (direct)
ggbopgaver.dkPunktum dk A/S (direct)
hjaelpemidlerimatematik.dknordicway ApS
hjaelpemidlertilmatematik.dknordicway ApS
hjælpemidlerimatematik.dknordicway ApS
hjælpemidlertilmatematik.dknordicway ApS
i-undervisning.dkPunktum dk A/S (direct)
iaundervisning.dkPunktum dk A/S (direct)
it-lærernetværket.dkPunktum dk A/S (direct)
japelt.dkPunktum dk A/S (direct)
lærernetværket.dkPunktum dk A/S (direct)
materialesamlingen.dkGIGAHOST ApS
minecraftiskolen.dkPunktum dk A/S (direct)
playfulllearning.dkGIGAHOST ApS
programmeringiskolen.dkPunktum dk A/S (direct)
shortlink.dkPunktum dk A/S (direct)
snurl.dkGIGAHOST ApS
sproghylden.dkPunktum dk A/S (direct)
sproglærernesdag.dkPunktum dk A/S (direct)
supercas.dkPunktum dk A/S (direct)
tidligalgebra.dknordicway ApS
viskabermening.dknordicway ApS
web2res.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
93ms
A
110ms
MX
169ms
AAAA
129ms
TXT
534ms
CAA
122ms
HTTPS
128ms
TLSA
120ms
SOA
0ms
MTA-STS
98ms
DNSSEC
556ms
SRV
832ms
Total
1528ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 07:25:36 717ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-09 00:28:05 1030ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-08 00:23:35 517ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-02 17:00:23 903ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-01 04:38:33 1074ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-26 02:58:09 9678ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-24 14:35:23 1003ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-23 13:36:58 798ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-15 08:55:34 795ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-04 17:51:01 1074ms 5 NS 1 A 3 MX 🔓 Insecure
2026-08-27 14:52:03 708ms 5 NS 1 A 3 MX 🔓 Insecure
2026-08-26 14:42:06 822ms 5 NS 1 A 3 MX 🔓 Insecure
2026-08-20 13:26:34 1232ms 5 NS 1 A 3 MX 🔓 Insecure
2026-08-15 03:21:16 1351ms 5 NS 1 A 3 MX 🔓 Insecure
2026-08-07 04:15:25 954ms 5 NS 1 A 3 MX 🔓 Insecure
2026-08-01 10:15:41 1299ms 5 NS 1 A 3 MX 🔓 Insecure
2026-07-23 14:50:21 1008ms 5 NS 1 A 3 MX 🔓 Insecure
2026-07-16 09:38:23 1232ms 5 NS 1 A 3 MX 🔓 Insecure
2026-07-09 17:08:45 1299ms 5 NS 1 A 3 MX 🔓 Insecure
2026-07-03 19:25:11 16411ms 5 NS 1 A 3 MX 🔓 Insecure
2026-06-25 09:19:34 1047ms 5 NS 1 A 3 MX 🔓 Insecure
2026-06-19 08:13:25 shown 1528ms 5 NS 1 A 3 MX 🔓 Insecure
2026-06-17 13:05:06 2801ms 5 NS 1 A 3 MX 🔓 Insecure
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