edugym.dk

📜 Historical scan 2026-08-25 13:58:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

edugym.dk is a .dk domain served by 2 nameservers (ns2.blueboard.cz, shinzon.blueboard.cz). It was registered on 5 September 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.11.249.139 is hosted by CASABLANCA INT a.s. (AS15685) in Czechia. Mail is handled by mx.blueboard.cz. The zone is not DNSSEC-signed, 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#

2 records 1211ms

Nameserver	IP addresses	PTR	ASN / ISP
ns2.blueboard.cz	195.201.57.122 2a01:4f8:13b:8d4::2	ns2.blueboard.cz —	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
shinzon.blueboard.cz	178.251.187.7 2a00:1ed0:45::b	shinzon.blueboard.cz shinzon.blueboard.cz	AS43541 VSHosting s.r.o. AS43541 VSHosting s.r.o.

🌍 A Records#

1 records 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.11.249.139	3600s	krios.blueboard.cz	AS15685	CASABLANCA INT a.s.	217.11.248.0/23	🇨🇿 Czechia	Prague

📧 MX Records#

1 records 115ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.blueboard.cz	2001:1528:240::ca 81.0.209.130	mx.blueboard.cz mx.blueboard.cz	AS15685 CASABLANCA INT a.s. AS15685 CASABLANCA INT a.s.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	217.11.249.139
🔶 Autoconfig	217.11.249.139

🔷 AAAA Records (IPv6)#

1 records 1205ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:1528:240::15	3600s	krios.blueboard.cz	AS15685	CASABLANCA INT a.s.	2001:1528:0:0:0:0:0:0/32	🇨🇿 Czechia	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 1243ms

TXT Record
v=spf1 a mx include:spf.blueboard.cz -all

✉️ SPF#

Policy	Record (edugym.dk)
-all (hard fail)	v=spf1 a mx include:spf.blueboard.cz -all

📨 DMARC#

Policy	Record (_dmarc.edugym.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 18:12:14

www	217.11.249.139 2001:1528:240::15 (AS15685) (address records, no CNAME)
www vs bare domain	Same network edugym.dk: 217.11.249.139 2001:1528:240::15 (AS15685) www.edugym.dk: 217.11.249.139 2001:1528:240::15 (AS15685)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

312ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2023091105
Primary NS (MNAME)	shinzon.blueboard.cz
Responsible (RNAME)	hostmaster@blueboard.cz
Refresh	10800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	7200s

📋 Registration#

WHOIS fetched 2026-10-11 22:02:45

Field	Value
Registrar	Gransy s.r.o.
Registered	2023-09-05
Expires	2027-09-04 (322d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

1211ms

80ms

115ms

AAAA

1205ms

TXT

1243ms

CAA

134ms

HTTPS

101ms

TLSA

1275ms

SOA

0ms

MTA-STS

173ms

DNSSEC

312ms

SRV

1245ms

Total

3322ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 18:12:14	5147ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-10 07:37:22	4815ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-08 23:15:33	2357ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-01 19:00:45	3688ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 18:51:49	3435ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 18:41:37	2413ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-28 18:31:37	3853ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 17:12:57	892ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-20 23:58:10	4440ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-19 14:33:33	1328ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-12 11:02:40	5936ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 10:22:15	1908ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-29 12:43:03	6285ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 13:25:52	1710ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 00:29:39	1826ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 13:58:56 shown	3322ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-24 13:33:56	3477ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-17 16:53:34	1475ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-15 23:42:32	10074ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-08 18:18:50	1358ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-28 02:41:31	10283ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-21 16:41:23	10512ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-20 07:19:47	2722ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-19 00:03:44	10203ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-15 17:07:46	4230ms	2 NS 1 A 1 MX	🔓 Insecure