csusa.dk

📜 Historical scan 2026-08-18 20:29:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

csusa.dk is a .dk domain served by 2 nameservers (seth.ns.cloudflare.com, zara.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 206.189.17.60 is hosted by DigitalOcean, LLC (AS14061) in United Kingdom. Mail is handled by csusa-dk.mail.protection.outlook.com. 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#

2 records 314ms

Nameserver	IP addresses	PTR	ASN / ISP
seth.ns.cloudflare.com	108.162.193.142 172.64.33.142 173.245.59.142 2606:4700:58::adf5:3b8e 2803:f800:50::6ca2:c18e 2a06:98c1:50::ac40:218e	seth.ns.cloudflare.com seth.ns.cloudflare.com seth.ns.cloudflare.com seth.ns.cloudflare.com seth.ns.cloudflare.com seth.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zara.ns.cloudflare.com	108.162.192.148 172.64.32.148 173.245.58.148 2606:4700:50::adf5:3a94 2803:f800:50::6ca2:c094 2a06:98c1:50::ac40:2094	zara.ns.cloudflare.com zara.ns.cloudflare.com zara.ns.cloudflare.com zara.ns.cloudflare.com zara.ns.cloudflare.com zara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 246ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
206.189.17.60	300s	—	AS14061	DigitalOcean, LLC	206.189.0.0/16	🇬🇧 United Kingdom	Slough

📧 MX Records#

1 records 326ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	csusa-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::a 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 52.101.68.32 52.101.73.16 52.101.73.2 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00306.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	172.67.189.248

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 367ms

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

📝 TXT Records#

2 records 1241ms

TXT Record
MS=ms46803525
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (csusa.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#

latest probe, not this scan · checked 2026-10-08 02:37:45

www	104.21.89.166 172.67.189.248 2606:4700:3033::6815:59a6 2606:4700:3037::ac43:bdf8 (AS13335) (address records, no CNAME)
www vs bare domain	Different networks csusa.dk: 206.189.17.60 (AS14061) www.csusa.dk: 104.21.89.166 172.67.189.248 2606:4700:3033::6815:59a6 2606:4700:3037::ac43:bdf8 (AS13335) (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.csusa.dk	BP-vuvI9PUpsjFHhcCRTV2Gp1iKxsMd-rS7gTsZ7zf4
TXT	_acme-challenge.csusa.dk	f-SB7_UDLHxaUiPevC6jok_BM4xVUorwN2VJhyqCS3o

🔗 TLSA / DANE#

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

🔐 DNSSEC#

652ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412474058
Primary NS (MNAME)	seth.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#

314ms

246ms

326ms

AAAA

254ms

TXT

1241ms

CAA

343ms

HTTPS

383ms

TLSA

796ms

SOA

0ms

MTA-STS

545ms

DNSSEC

652ms

SRV

367ms

Total

10022ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 02:37:45	1059ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 18:19:29	1668ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-18 04:36:58	1296ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-24 08:55:16	3082ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-20 22:16:49	1437ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-18 20:29:00 shown	10022ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-17 17:15:41	4117ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-15 05:23:38	1957ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-20 19:17:39	2003ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 19:42:00	1772ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 03:42:23	2578ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 23:05:34	1394ms	2 NS 1 A 1 MX	🔓 Insecure