dgopen.dk

📜 Historical scan 2026-09-27 18:41:43  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dgopen.dk is a .dk domain served by 5 nameservers (ns1.drlund-gym.dk, ns2.drlund-gym.dk, web01.jtranholm.com and 2 more). It was registered on 8 December 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 88.214.57.125 is hosted by ZAP-Hosting GmbH (AS206996) in Germany. Mail is handled by mx1.jtranholm.com, mx3.jtranholm.com. 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#

5 records   43ms
NameserverIP addressesPTRASN / ISP
ns1.drlund-gym.dk 77.68.240.122 dgweb1.drlund-gym.dk AS39642 Sinal A/S
ns2.drlund-gym.dk 77.68.240.123 dgweb2.drlund-gym.dk AS39642 Sinal A/S
web01.jtranholm.com 88.214.58.31 web01.jtranholm.com AS206996 ZAP-Hosting GmbH
web02.jtranholm.com 194.156.91.221 web02.jtranholm.com AS206996 ZAP-Hosting GmbH
web03.jtranholm.com 88.214.57.125 web03.jtranholm.com AS206996 ZAP-Hosting GmbH

🌍 A Records#

1 records   120ms
IPTTLPTRASNISP / OrgCIDRCountryCity
88.214.57.125 43200s web03.jtranholm.com AS206996 ZAP-Hosting GmbH 88.214.56.0/22 🇩🇪 Germany —

📧 MX Records#

2 records   1188ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mx1.jtranholm.com 185.101.97.24 web1.jtranholm.com AS60011 Mythic Beasts Ltd
10 43200s mx3.jtranholm.com 77.68.240.124 web3.jtranholm.com AS39642 Sinal A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   1387ms
TXT Record
v=spf1 mx include:amazonses.com include:spf.jtranholm.com ~all

✉️ SPF#

PolicyRecord (dgopen.dk)
~all (soft fail) v=spf1 mx include:amazonses.com include:spf.jtranholm.com ~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#

2 records   49ms
FlagsTagValue
0 issue letsencrypt.org
0 issuewild letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-17 09:12:19
www CNAMEdgopen.dk (all on dgopen.dk)
www vs bare domainSame network
dgopen.dk: 88.214.57.125 (AS206996)
www.dgopen.dk: 88.214.57.125 (AS206996)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.dgopen.dk _acme-challenge.acme.drlund-gym.dk
TXT _acme-challenge.acme.drlund-gym.dk 8ETkpnUb7nfGydC6nxP-J3tICPwyFJhTNXRI65d2T-o
TXT _acme-challenge.acme.drlund-gym.dk tIw7ZuSlpVkZZ9nvXIX4KzS5B0efhjgOzLzWfQapEbQ

🔗 TLSA / DANE#

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

🔐 DNSSEC#

192ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026092702
Primary NS (MNAME)web01.jtranholm.com
Responsible (RNAME)admin@drlund-gym.dk
Refresh14400s
Retry1080s
Expire604800s
Minimum (neg-cache TTL)7200s

📋 Registration#

WHOIS fetched 2026-10-13 06:36:33
FieldValue
RegistrarNetsite A/S
Registered2023-12-08
Expires2026-12-07 (50d)

🔗 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).

DomainRegistrar
dronninglundgymnasium.dkPunktum dk A/S (direct)
dronninglundlobet.dkNetsite A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
120ms
MX
1188ms
AAAA
1188ms
TXT
1387ms
CAA
49ms
HTTPS
59ms
TLSA
299ms
SOA
0ms
MTA-STS
63ms
DNSSEC
192ms
SRV
1184ms
Total
6616ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 09:12:18 2556ms 5 NS 1 A 2 MX 🔒 Secure
2026-10-12 03:41:38 930ms 5 NS 1 A 2 MX 🔒 Secure
2026-10-08 01:42:45 2416ms 5 NS 1 A 2 MX 🔒 Secure
2026-10-02 20:11:50 1021ms 5 NS 1 A 2 MX 🔒 Secure
2026-09-30 20:04:46 1620ms 5 NS 1 A 2 MX 🔒 Secure
2026-09-27 18:41:43 shown 6616ms 5 NS 1 A 2 MX 🔒 Secure
2026-09-23 17:49:42 921ms 5 NS 1 A 2 MX 🔒 Secure
2026-09-21 03:43:52 2244ms 5 NS 1 A 2 MX 🔒 Secure
2026-09-14 02:20:31 1588ms 5 NS 1 A 2 MX 🔒 Secure
2026-09-07 09:55:34 1446ms 5 NS 1 A 2 MX 🔒 Secure
2026-09-04 07:32:10 1651ms 5 NS 1 A 2 MX 🔒 Secure
2026-09-01 07:56:22 3110ms 5 NS 1 A 2 MX 🔒 Secure
2026-08-27 02:46:17 2126ms 5 NS 1 A 2 MX 🔒 Secure
2026-08-23 09:48:36 2226ms 5 NS 1 A 2 MX 🔒 Secure
2026-08-19 05:27:21 5292ms 5 NS 1 A 2 MX 🔒 Secure
2026-08-13 21:50:55 1970ms 5 NS 1 A 2 MX 🔒 Secure
2026-08-08 07:12:44 6539ms 5 NS 1 A 2 MX 🔒 Secure
2026-08-06 23:00:52 2943ms 5 NS 1 A 2 MX 🔒 Secure
2026-07-29 21:00:01 16251ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-07-27 08:48:09 28958ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-07-26 07:55:24 26737ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-07-11 08:42:49 7294ms 3 NS 1 A 0 MX 🔒 Secure
2026-07-09 05:44:59 34428ms 3 NS 1 A 0 MX 🔒 Secure
2026-06-27 22:03:43 7403ms 3 NS 1 A 0 MX 🔒 Secure
2026-06-21 22:40:22 1167ms 0 NS 0 A 0 MX ❓ Unknown
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