cleanfilter.dk

📜 Historical scan 2026-08-29 17:10:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cleanfilter.dk is a .dk domain served by 2 nameservers (rommy.ns.cloudflare.com, sierra.ns.cloudflare.com). It was registered on 27 December 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.25.118 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by cleanfilter.hostingas.lt, mx-backup.serveriai.lt. 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 95ms

Nameserver	IP addresses	PTR	ASN / ISP
rommy.ns.cloudflare.com	108.162.195.20 162.159.44.20 172.64.35.20 2606:4700:58::a29f:2c14 2803:f800:50::6ca2:c314 2a06:98c1:50::ac40:2314	rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sierra.ns.cloudflare.com	108.162.194.245 162.159.38.245 172.64.34.245 2606:4700:50::a29f:26f5 2803:f800:50::6ca2:c2f5 2a06:98c1:50::ac40:22f5	sierra.ns.cloudflare.com sierra.ns.cloudflare.com sierra.ns.cloudflare.com sierra.ns.cloudflare.com sierra.ns.cloudflare.com sierra.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 147ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.25.118	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.134.52	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 143ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	cleanfilter.hostingas.lt	—	—	—
20	300s	mx-backup.serveriai.lt	79.98.24.234 79.98.28.234	mx-backup1.serveriai.lt mx-backup2.serveriai.lt	AS212531 UAB Interneto vizija AS212531 UAB Interneto vizija

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	212.237.232.243
🔶 Autoconfig	212.237.232.243

🔷 AAAA Records (IPv6)#

2 records 138ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:1976	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:8634	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 110ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.25.118,172.67.134.52 ech=AEX+DQBBwQAgACAlXGmsP7yjuE91KEMvn0SqbPVQTsh3mM/Qh4AN9hyEGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:1976,2606:4700:3037::ac43:8634

📝 TXT Records#

1 records 457ms

TXT Record
v=spf1 a mx ptr redirect=spf.serveriai.lt

✉️ SPF#

Policy	Record (cleanfilter.dk)
redirect=spf.serveriai.lt	v=spf1 a mx ptr redirect=spf.serveriai.lt

📨 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 2026-10-07 21:47:03

www	104.21.25.118 172.67.134.52 2606:4700:3032::6815:1976 2606:4700:3037::ac43:8634 (AS13335) (address records, no CNAME)
www vs bare domain	Same network cleanfilter.dk: 104.21.25.118 172.67.134.52 2606:4700:3032::6815:1976 2606:4700:3037::ac43:8634 (AS13335) www.cleanfilter.dk: 104.21.25.118 172.67.134.52 2606:4700:3032::6815:1976 2606:4700:3037::ac43:8634 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

270ms

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	2413421728
Primary NS (MNAME)	rommy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-07-19 13:51:02

Field	Value
Registrar	Name SRS AB
Registered	2024-12-27
Expires	2026-12-26 (69d)

📋 WHOIS#

⏱️ Lookup Timing#

95ms

147ms

143ms

AAAA

138ms

TXT

457ms

CAA

64ms

HTTPS

110ms

TLSA

241ms

SOA

0ms

MTA-STS

241ms

DNSSEC

270ms

SRV

231ms

Total

2142ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 21:47:03	948ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-01 01:47:31	952ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-28 17:18:50	986ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-26 16:44:43	3002ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-24 12:39:31	1353ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-21 04:17:26	1504ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-29 17:10:45 shown	2142ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-27 00:08:03	9640ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-19 13:50:17	9826ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-02 10:39:23	1667ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-25 13:58:25	987ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-16 21:10:04	685ms	2 NS 2 A 2 MX	🔓 Insecure