linux.cf - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

linux.cf

DNSSEC⚠️ Not signed
NSjake.ns.cloudflare.com
A2606:4700:58::adf5:3b7a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjake.ns.cloudflare.com
A2803:f800:50::6ca2:c17a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjake.ns.cloudflare.com
A2a06:98c1:50::ac40:217a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjake.ns.cloudflare.com
A108.162.193.122🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjake.ns.cloudflare.com
A172.64.33.122🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjake.ns.cloudflare.com
A173.245.59.122🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjake.ns.cloudflare.com
NSvida.ns.cloudflare.com
A2606:4700:50::adf5:3aec🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvida.ns.cloudflare.com
A2803:f800:50::6ca2:c0ec🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvida.ns.cloudflare.com
A2a06:98c1:50::ac40:20ec🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvida.ns.cloudflare.com
A108.162.192.236🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvida.ns.cloudflare.com
A172.64.32.236🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvida.ns.cloudflare.com
A173.245.58.236🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvida.ns.cloudflare.com
MXmx1.mxfilter.net
A2602:faa9:e1:6e6f:7370:616d:0:2🇺🇸 AS229272000::/3
A23.172.139.3AS4682423.172.139.0/24 Announcement
PTRmta01.mxfilter.net
MXmx2.mxfilter.net
A2602:faa9:e2:6e6f:7370:616d:0:2🇺🇸 AS229272000::/3
A23.172.136.2AS4682423.172.136.0/24 Namecrane
PTRmta02.mxfilter.net
MXmx3.mxfilter.net(20)
A2602:faa9:e3:6e6f:7370:616d:0:2🇺🇸 AS229272000::/3
A162.244.94.10🇺🇸 AS965162.244.94.0/24 Namecrane
PTRmta03.mxfilter.net
MXmx4.mxfilter.net(20)
A160.30.208.10AS965160.30.208.0/24 NameCrane LLC 30 N Gould St Ste 10226
PTRmta04.mxfilter.net
TXTv=spf1 a mx include:_spf.workspace.org -all
SOAjake.ns.cloudflare.comdns@cloudflare.com serial=2413727336

cf

DNSSEC⚠️ Not signed
NSa.ns.cf
NSb.ns.cf
NSc.ns.cf
NSd.ns.cf
MXmail.intnet.cf
SOAa.ns.cfkohilaire@socatel.cf serial=1788596658
⚠️ On DNS blocklist: spam-tlds

Same first word

Similar names

Previous names

Next names

DNS History

6 records (6 active, 0 former)

NSjake.ns.cloudflare.comvida.ns.cloudflare.comMXmx1.mxfilter.netmx2.mxfilter.netmx3.mxfilter.netmx4.mxfilter.net
NSjake.ns.cloudflare.com2026-08-31 → 2026-09-05 · 2 obs
● 2026-08-31 13:02:08
● 2026-09-05 18:09:14
NSvida.ns.cloudflare.com2026-08-31 → 2026-09-05 · 2 obs
● 2026-08-31 13:02:08
● 2026-09-05 18:09:14
MXmx1.mxfilter.net2026-08-31 → 2026-09-05 · 2 obs
● 2026-08-31 13:02:08
● 2026-09-05 18:09:14
MXmx2.mxfilter.net2026-08-31 → 2026-09-05 · 2 obs
● 2026-08-31 13:02:08
● 2026-09-05 18:09:14
MXmx3.mxfilter.net2026-08-31 → 2026-09-05 · 2 obs
● 2026-08-31 13:02:08
● 2026-09-05 18:09:14
MXmx4.mxfilter.net2026-08-31 → 2026-09-05 · 2 obs
● 2026-08-31 13:02:08
● 2026-09-05 18:09:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cfa.ns.cf, b.ns.cf, c.ns.cf, d.ns.cf8 records
linux.cfjake.ns.cloudflare.com, vida.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.122

NS records: jake.ns.cloudflare.com, vida.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cf (unsigned zone)

⏱️ Timing

Total: 1080ms | Queries: -

📄 Records

TypeCountSample Data
NS2jake.ns.cloudflare.com, vida.ns.cloudflare.com
MX4mx1.mxfilter.net (pri: 10), mx2.mxfilter.net (pri: 10)...
TXT1v=spf1 a mx include:_spf.workspace.org -
SOA1jake.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.ns.cf, a.ns.cf, b.ns.cf...)

Analysis

Name Servers

linux.cf has two authoritative name servers — jake.ns.cloudflare.com and vida.ns.cloudflare.com.

linux.cf uses the same name servers as several other domains — among them uurimkn.workers.dev, secondsparfum.cc, photowalk-github-io.pages.dev and two more.

There is at least partial name server overlap between linux.cf and other domains — stankovic.cz, oplusrealty.com, kgps628.net and two more among them.

Hostnames that resolve to 6 IP addresses:

jake.ns.cloudflare.com points to 108.162.193.122, 172.64.33.122, 173.245.59.122 and 3 other IP addresses.

vida.ns.cloudflare.com points to 108.162.192.236, 172.64.32.236, 173.245.58.236 and 3 other IP addresses.

Mail Servers

Mail for linux.cf is handled by four mail servers: mx1.mxfilter.net, mx2.mxfilter.net, mx3.mxfilter.net and mx4.mxfilter.net.

linux.cf has at least partial mail server overlap with other domains such as yunlaoda.com, brianrosario.com, bravur.hu and two more.

Hostnames that resolve to two IP addresses:

mx1.mxfilter.net resolves to 23.172.139.3 and 2602:faa9:e1:6e6f:7370:616d:0:2.

mx2.mxfilter.net resolves to 23.172.136.2 and 2602:faa9:e2:6e6f:7370:616d:0:2.

mx3.mxfilter.net resolves to 162.244.94.10 and 2602:faa9:e3:6e6f:7370:616d:0:2.

Hosts with just one IP address:

mx4.mxfilter.net resolves to 160.30.208.10.