filtermx.net - robtex.com

filtermx.net

DNSSEC⚠️ Not signed
A54.244.247.63🇺🇸 Amazon54.244.128.0/17 EC2 PDX prefix
PTRec2-54-244-247-63.us-west-2.compute.amazonaws.com
NSns1.proofpoint.com ⭐
A2620:100:9000:1::d0🇺🇸 Proofpoint2620:100:9000::/47 Inc.
PTRns1.proofpoint.com
A208.84.67.208🇺🇸 Proofpoint208.84.67.0/24 Inc.
PTRns1-at1.proofpoint.com
PTRns1.proofpoint.com
PTRns5.proofpoint.com
NSns3.proofpoint.com
A2620:100:9004:1::d0🇺🇸 Proofpoint2620:100:9004::/47 Inc.
PTRns3.proofpoint.com
A208.84.66.208🇺🇸 Proofpoint208.84.66.0/24 Inc.
PTRns1-sc4.proofpoint.com
PTRns2.proofpoint.com
PTRns3.proofpoint.com
PTRns4.proofpoint.com
NSpdns99.ultradns.biz
A2610:a1:1015::87🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns99.ultradns.biz
A156.154.66.99🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRpdns99.ultradns.biz
NSpdns99.ultradns.com
A2001:502:f3ff::87🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns99.ultradns.com
A156.154.64.99🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRpdns99.ultradns.com
NSpdns99.ultradns.net
A2610:a1:1014::87🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns99.ultradns.net
A156.154.65.99🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRpdns99.ultradns.net
NSpdns99.ultradns.org
A2001:502:4612::87🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns99.ultradns.org
A156.154.67.99🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRpdns99.ultradns.org
MXcmgw1.cloudmark.com ⭐
A208.83.136.25🇺🇸 AS13916208.83.136.0/24 Proofpoint Inc
PTRcmgw1.cloudmark.com
PTRmail.cloudmark.com
MXcmgw3.cloudmark.com(20)
A208.83.137.59🇺🇸 Proofpoint208.83.137.0/24 925 W Maude Ave Sunnyvale CA 94085 United States
PTRcmgw3.cloudmark.com
PTRmail.cloudmark.com
TXTv=spf1 -all
SOAns1.proofpoint.comops@proofpoint.com 2020-12-09 #9

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774799962

Same first word

filtermx.com
filtermx.org
filtermx.net

Similar names

trexfilm.com
mxfilter.cloud
filmtrex.com
mxfilter.email
flextrim.no
flexmirt.net
mxfilter.de
mxfilter.co.uk
flexmirt.com
flextrim.com
mxfilter.com
mxfilter.net

DNS History

17 records (9 active, 8 former)

20162017201820192020202120222023202420252026NSns1.proofpoint.comns3.proofpoint.compdns99.ultradns.bizpdns99.ultradns.compdns99.ultradns.netpdns99.ultradns.orgns-a.pnap.netns-b.pnap.netns-c.pnap.netns-d.pnap.netns3.cloudmark.comns4.cloudmark.comMXcmgw1.cloudmark.comcmgw3.cloudmark.comA54.244.247.63208.83.136.39208.83.136.86
○NSns-a.pnap.net2015-08-30 → 2017-10-02 · 4 obs
● 2015-08-30 11:52:46
● 2017-10-02 05:16:48
○ 2026-03-27 22:55:02
○ 2026-03-29 16:05:58
○NSns-b.pnap.net2015-08-30 → 2017-10-02 · 4 obs
● 2015-08-30 11:52:46
● 2017-10-02 05:16:48
○ 2026-03-27 22:55:02
○ 2026-03-29 16:05:58
○NSns-c.pnap.net2015-08-30 → 2017-10-02 · 4 obs
● 2015-08-30 11:52:46
● 2017-10-02 05:16:48
○ 2026-03-27 22:55:02
○ 2026-03-29 16:05:58
○NSns-d.pnap.net2015-08-30 → 2017-10-02 · 4 obs
● 2015-08-30 11:52:46
● 2017-10-02 05:16:48
○ 2026-03-27 22:55:02
○ 2026-03-29 16:05:58
●NSns1.proofpoint.com2026-03-27 → 2026-03-29 · 3 obs
○ 2017-10-02 05:16:48
● 2026-03-27 22:55:02
● 2026-03-29 16:05:58
○NSns3.cloudmark.com2015-08-30 → 2017-10-02 · 4 obs
● 2015-08-30 11:52:46
● 2017-10-02 05:16:48
○ 2026-03-27 22:55:02
○ 2026-03-29 16:05:58
●NSns3.proofpoint.com2026-03-27 → 2026-03-29 · 3 obs
○ 2017-10-02 05:16:48
● 2026-03-27 22:55:02
● 2026-03-29 16:05:58
○NSns4.cloudmark.com2015-08-30 → 2017-10-02 · 4 obs
● 2015-08-30 11:52:46
● 2017-10-02 05:16:48
○ 2026-03-27 22:55:02
○ 2026-03-29 16:05:58
●NSpdns99.ultradns.biz2026-03-27 → 2026-03-29 · 3 obs
○ 2017-10-02 05:16:48
● 2026-03-27 22:55:02
● 2026-03-29 16:05:58
●NSpdns99.ultradns.com2026-03-27 → 2026-03-29 · 3 obs
○ 2017-10-02 05:16:48
● 2026-03-27 22:55:02
● 2026-03-29 16:05:58
●NSpdns99.ultradns.net2026-03-27 → 2026-03-29 · 3 obs
○ 2017-10-02 05:16:48
● 2026-03-27 22:55:02
● 2026-03-29 16:05:58
●NSpdns99.ultradns.org2026-03-27 → 2026-03-29 · 3 obs
○ 2017-10-02 05:16:48
● 2026-03-27 22:55:02
● 2026-03-29 16:05:58
●MXcmgw1.cloudmark.com2015-08-30 → 2026-03-29 · 2 obs
● 2015-08-30 11:52:46
● 2026-03-29 16:05:58
●MXcmgw3.cloudmark.com2015-08-30 → 2026-03-29 · 2 obs
● 2015-08-30 11:52:46
● 2026-03-29 16:05:58
○A208.83.136.392015-08-30 → 2016-11-29 · 4 obs
● 2015-08-30 11:52:46
● 2016-11-29 01:26:48
○ 2017-10-02 05:16:48
○ 2026-03-29 16:05:58
○A208.83.136.862017-10-02 → 2017-10-02 · 4 obs
○ 2016-11-29 01:26:48
● 2017-10-02 05:16:48
○ 2026-03-27 22:55:02
○ 2026-03-29 16:05:58
●A54.244.247.632026-03-27 → 2026-03-29 · 3 obs
○ 2017-10-02 05:16:48
● 2026-03-27 22:55:02
● 2026-03-29 16:05:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
netk.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net...-
filtermx.netns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com...2 records

✅ Authoritative Response

Server:208.84.66.208

NS records: ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com, pdns99.ultradns.biz, pdns99.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for filtermx.net (unsigned zone)

⏱️ Timing

Total: 592ms | Queries: -

📄 Records

TypeCountSample Data
A154.244.247.63
NS6pdns99.ultradns.biz, ns1.proofpoint.com...
MX2cmgw1.cloudmark.com (pri: 10), cmgw3.cloudmark.com (pri: 20)
TXT1v=spf1 -all
SOA1ns1.proofpoint.com ops.proofpoint.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (pdns99.ultradns.net, pdns99.ultradns.net)

Analysis

IP Addresses

filtermx.net points to a single IP number: 54.244.247.63.

Other host names, for instance cloudfilter.dk, cloudmarkauthority.com, filtermx.org, cloudmark.info and cloudmarklabs.com share IP numbers with filtermx.net.

Name Servers

filtermx.net delegates to six name servers: pdns99.ultradns.biz, ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.com, pdns99.ultradns.net and pdns99.ultradns.org.

filtermx.net shares name servers with other domains at least partially, for instance 135.163.148.in-addr.arpa, tessian.net, sendmail.de, johnmuir.net and bluecapitalmarkets.com.

these name servers are often used together with the name servers infoblox-sc4.ppops.net.

Host names with two IP numbers:

pdns99.ultradns.biz points to 2610:a1:1015::87 and 156.154.66.99.

ns1.proofpoint.com points to 2620:100:9000:1::d0 and 208.84.67.208.

ns3.proofpoint.com points to 2620:100:9004:1::d0 and 208.84.66.208.

pdns99.ultradns.com points to 2001:502:f3ff::87 and 156.154.64.99.

pdns99.ultradns.net points to 2610:a1:1014::87 and 156.154.65.99.

pdns99.ultradns.org points to 2001:502:4612::87 and 156.154.67.99.

Mail Servers

filtermx.net is handled by two mail servers: cmgw1.cloudmark.com and cmgw3.cloudmark.com.

filtermx.net shares the same mail server setup as other domains, including cloudmarkdesktop.net, cloudmarkauthority.com, filtermx.org, vipulsrazor.com and vipulsrazor.net.

filtermx.net shares some mail servers with other domains, including cmgw1.cloudmark.com, plugandmail.com and cmgw3.cloudmark.com.

Host names with one IP number:

cmgw1.cloudmark.com points to: 208.83.136.25.

cmgw3.cloudmark.com points to: 208.83.137.59.