justhackit.dk

📜 Historical scan 2026-09-30 23:57:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

justhackit.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.111.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mail.justhackit.dk. The zone is not DNSSEC-signed, publishes a 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#

3 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.e-studio.dk	195.242.131.5 2001:67c:564:fffc::11	ns1.e-studio.dk ns1.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.e-studio.dk	2a00:1b18:2:3::2 62.69.152.34	ns2.e-studio.dk ns2.e-studio.dk	AS47527 DLX A/S AS47527 DLX A/S
ns3.e-studio.dk	193.200.90.183 2001:67c:564:fffc::13	ns3.e-studio.dk ns3.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS

🌍 A Records#

1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.199.111.153	3600s	cdn-185-199-111-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—

📧 MX Records#

1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.justhackit.dk	193.200.90.180	web8.e-studio.dk	AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	193.200.90.180
🔶 Autoconfig	193.200.90.180

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 46ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records 114ms

TXT Record
v=spf1 +a +mx +ip4:193.200.90.180 include:_spf.e-studio.dk ~all

✉️ SPF#

Policy	Record (justhackit.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:193.200.90.180 include:_spf.e-studio.dk ~all

📨 DMARC#

Policy	Record (_dmarc.justhackit.dk)
p=none (monitor only)	v=DMARC1;p=none; sp=none; adkim=s; aspf=s

📬 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 2026-10-07 19:41:03

www CNAME	justhackit.dk (all on justhackit.dk) → 185.199.111.153 (AS54113)
www vs bare domain	Same network justhackit.dk: 185.199.111.153 (AS54113) www.justhackit.dk: 185.199.111.153 (AS54113)
Wildcard	No
Denial of existence	NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.justhackit.dk	X-wk-ty7mCF3wz1BfEUKajVOJ8MdMOKKM_Jo_dZ_zJw

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms

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

🏷️ SOA#

30ms

Field	Value
Serial	2026092303
Primary NS (MNAME)	ns1.e-studio.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

29ms

27ms

29ms

AAAA

35ms

TXT

114ms

CAA

34ms

HTTPS

38ms

TLSA

60ms

SOA

30ms

MTA-STS

57ms

DNSSEC

69ms

SRV

46ms

Total

410ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 19:41:03	1037ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 23:57:00 shown	410ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-24 01:22:24	541ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-24 22:20:28	764ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-27 15:15:31	692ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-24 19:56:04	873ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-18 01:15:31	7534ms	3 NS 1 A 1 MX	🔓 Insecure