sprex.dk

📜 Historical scan 2026-07-03 14:51:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sprex.dk is a .dk domain served by 2 nameservers (elly.ns.cloudflare.com, mack.ns.cloudflare.com). It was registered on 9 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.88.47 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, has no 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 656ms

Nameserver	IP addresses	PTR	ASN / ISP
elly.ns.cloudflare.com	108.162.194.246 162.159.38.246 172.64.34.246 2606:4700:50::a29f:26f6 2803:f800:50::6ca2:c2f6 2a06:98c1:50::ac40:22f6	elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mack.ns.cloudflare.com	108.162.195.37 162.159.44.37 172.64.35.37 2606:4700:58::a29f:2c25 2803:f800:50::6ca2:c325 2a06:98c1:50::ac40:2325	mack.ns.cloudflare.com mack.ns.cloudflare.com mack.ns.cloudflare.com mack.ns.cloudflare.com mack.ns.cloudflare.com mack.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 692ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.47	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.172.140	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 359ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	300s	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.88.47
🔶 Autoconfig	172.67.172.140

🔷 AAAA Records (IPv6)#

2 records 628ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:ac8c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:582f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 309ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.47,172.67.172.140 ech=AEX+DQBBgQAgACA53GicG2268jsdB19moCoS/Q/hw3m+p2EGbLePDHy5CwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:ac8c,2606:4700:3033::6815:582f

📝 TXT Records#

1 records 1249ms

TXT Record
v=spf1 include:spf.onlinemail.io ?all

✉️ SPF#

Policy	Record (sprex.dk)
?all (neutral)	v=spf1 include:spf.onlinemail.io ?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 2026-10-17 21:10:28

www	104.21.88.47 172.67.172.140 2606:4700:3030::ac43:ac8c 2606:4700:3033::6815:582f (AS13335) (address records, no CNAME)
www vs bare domain	Same network sprex.dk: 104.21.88.47 172.67.172.140 2606:4700:3030::ac43:ac8c 2606:4700:3033::6815:582f (AS13335) www.sprex.dk: 104.21.88.47 172.67.172.140 2606:4700:3030::ac43:ac8c 2606:4700:3033::6815:582f (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2541ms

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	2408474793
Primary NS (MNAME)	elly.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 03:25:38

Field	Value
Registrar	CURANET A/S
Registered	2001-05-09
Expires	2028-06-30 (619d)

📋 WHOIS#

⏱️ Lookup Timing#

656ms

692ms

359ms

AAAA

628ms

TXT

1249ms

CAA

321ms

HTTPS

309ms

TLSA

476ms

SOA

0ms

MTA-STS

580ms

DNSSEC

2541ms

SRV

492ms

Total

10806ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 21:10:28	483ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-12 23:50:03	9993ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-06 00:08:29	2306ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-19 17:36:09	9335ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-26 13:59:30	17592ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-03 14:51:00 shown	10806ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-25 04:52:01	902ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-19 21:42:33	1281ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-18 03:30:31	827ms	2 NS 2 A 2 MX	🔓 Insecure