djstud.dk

Records from scan: 2026-10-09 14:06:37 · 1456ms total · last checked 2026-10-21 22:11 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

djstud.dk is a .dk domain served by 2 nameservers (alex.ns.cloudflare.com, lady.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.56.253 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by djstud-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
alex.ns.cloudflare.com	108.162.193.100 172.64.33.100 173.245.59.100 2606:4700:58::adf5:3b64 2803:f800:50::6ca2:c164 2a06:98c1:50::ac40:2164	alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com alex.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lady.ns.cloudflare.com	108.162.192.127 172.64.32.127 173.245.58.127 2606:4700:50::adf5:3a7f 2803:f800:50::6ca2:c07f 2a06:98c1:50::ac40:207f	lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.56.253	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.157.63	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	djstud-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::a 2a01:111:f403:ca48::e 52.101.103.39 52.101.209.153 52.101.68.8 52.101.73.145	mail-db6pr03cu00105.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.152

🔷 AAAA Records (IPv6)#

2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:38fd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:9d3f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.56.253,172.67.157.63 ech=AEX+DQBBiAAgACDiCwefp2qlCZI1528quffFxIGgo3TJG1z79gXnmyfYGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:38fd,2606:4700:3033::ac43:9d3f

🔌 SRV Records#

1 records 62ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 192ms

TXT Record
MS=ms80917800
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (djstud.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-09 14:06:37

www	104.21.56.253 172.67.157.63 2606:4700:3030::6815:38fd 2606:4700:3033::ac43:9d3f (AS13335) (address records, no CNAME)
www vs bare domain	Same network djstud.dk: 104.21.56.253 172.67.157.63 2606:4700:3030::6815:38fd 2606:4700:3033::ac43:9d3f (AS13335) www.djstud.dk: 104.21.56.253 172.67.157.63 2606:4700:3030::6815:38fd 2606:4700:3033::ac43:9d3f (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

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

🏷️ SOA#

30ms

Field	Value
Serial	2415396728
Primary NS (MNAME)	alex.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

42ms

32ms

34ms

AAAA

31ms

TXT

192ms

CAA

33ms

HTTPS

38ms

TLSA

606ms

SOA

30ms

MTA-STS

58ms

DNSSEC

118ms

SRV

62ms

Total

1456ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:06:37 shown	1456ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 07:58:27	1474ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-18 16:07:36	2053ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 14:56:38	2260ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 19:04:39	1194ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-23 15:56:31	9180ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 23:41:34	4168ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 19:48:26	3711ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 23:24:40	2039ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 11:11:58	917ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 03:02:21	766ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 03:42:41	668ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 03:40:45	702ms	2 NS 2 A 1 MX	🔓 Insecure