submit.cloudmark.com - dns.ninja

submit.cloudmark.com

DNSSEC⚠️ Not signed
A208.83.136.60🇺🇸 AS13916208.83.136.0/24 Proofpoint Inc
PTRfb003.cloudmark.com
PTRmyspace-feedback.cloudmark.com
PTRs001.cloudmark.com
PTRs002.cloudmark.com
PTRs003.cloudmark.com
PTRs004.cloudmark.com
PTRsubmit.cloudmark.com
MXs001.cloudmark.com
A208.83.136.60🇺🇸 AS13916208.83.136.0/24 Proofpoint Inc
PTRfb003.cloudmark.com
PTRmyspace-feedback.cloudmark.com
PTRs001.cloudmark.com
PTRs002.cloudmark.com
PTRs003.cloudmark.com
PTRs004.cloudmark.com
PTRsubmit.cloudmark.com
MXs002.cloudmark.com
A208.83.136.60🇺🇸 AS13916208.83.136.0/24 Proofpoint Inc
PTRfb003.cloudmark.com
PTRmyspace-feedback.cloudmark.com
PTRs001.cloudmark.com
PTRs002.cloudmark.com
PTRs003.cloudmark.com
PTRs004.cloudmark.com
PTRsubmit.cloudmark.com
MXs003.cloudmark.com
A208.83.136.60🇺🇸 AS13916208.83.136.0/24 Proofpoint Inc
PTRfb003.cloudmark.com
PTRmyspace-feedback.cloudmark.com
PTRs001.cloudmark.com
PTRs002.cloudmark.com
PTRs003.cloudmark.com
PTRs004.cloudmark.com
PTRsubmit.cloudmark.com
MXs004.cloudmark.com
A208.83.136.60🇺🇸 AS13916208.83.136.0/24 Proofpoint Inc
PTRfb003.cloudmark.com
PTRmyspace-feedback.cloudmark.com
PTRs001.cloudmark.com
PTRs002.cloudmark.com
PTRs003.cloudmark.com
PTRs004.cloudmark.com
PTRsubmit.cloudmark.com
MXs005.cloudmark.com
A208.83.137.27🇺🇸 Proofpoint208.83.137.0/24 925 W Maude Ave Sunnyvale CA 94085 United States
PTRfb005.cloudmark.com
PTRfb006.cloudmark.com
PTRs005.cloudmark.com
PTRs006.cloudmark.com
MXs006.cloudmark.com
A208.83.137.27🇺🇸 Proofpoint208.83.137.0/24 925 W Maude Ave Sunnyvale CA 94085 United States
PTRfb005.cloudmark.com
PTRfb006.cloudmark.com
PTRs005.cloudmark.com
PTRs006.cloudmark.com
MXsubmit-alt001.cloudmark.com(20)
A208.83.137.26🇺🇸 Proofpoint208.83.137.0/24 925 W Maude Ave Sunnyvale CA 94085 United States
PTRsubmit-alt001.cloudmark.com
MXsubmit-alt002.cloudmark.com(20)
A208.83.136.26🇺🇸 AS13916208.83.136.0/24 Proofpoint Inc
PTRsubmit-alt002.cloudmark.com

cloudmark.com

DNSSEC⚠️ Not signed
A45.60.151.207🇺🇸 IMPERVA45.60.151.0/24 ORIXCOM via EMIX
A45.60.171.207🇺🇸 IMPERVA45.60.171.0/24 ORIXCOM via EMIX
NSns1.proofpoint.com
NSns3.proofpoint.com
NSpdns99.ultradns.biz
NSpdns99.ultradns.com
NSpdns99.ultradns.net
NSpdns99.ultradns.org
MXmxa-00148501.gslb.pphosted.com
MXmxb-00148501.gslb.pphosted.com
MXmx0a-00148501.pphosted.com(15)
MXmx0b-00148501.pphosted.com(15)
TXTv=spf1 include:spf-00148501.pphosted.com include:spf-00148503.pphosted.com in...
TXTMS=ms87203780
TXTgoogle-site-verification=wRb80Hts2KZgvLsqI9GHd1N9mD4BZCSVOJ1V59TFA0o
TXTgoogle-site-verification=tIC5wynNyvZHcI0dVoi9D3OysdR1p2f8m49Gn3ApDls
SOAns1.proofpoint.comops@proofpoint.com 2021-04-19 #14
WOT: SAFE (88/100)
rank #103356 globally
rank #45609 in the tld
WOT: SAFE (88/100)
📈 Tranco rank: #13,424

PTR for

Same first word

Similar names

DNS History

9 records (9 active, 0 former)

MXs001.cloudmark.coms002.cloudmark.coms003.cloudmark.coms004.cloudmark.coms005.cloudmark.coms006.cloudmark.comsubmit-alt001.cloudmark.comsubmit-alt002.cloudmark.comA208.83.136.60
MXs001.cloudmark.com2026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02
MXs002.cloudmark.com2026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02
MXs003.cloudmark.com2026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02
MXs004.cloudmark.com2026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02
MXs005.cloudmark.com2026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02
MXs006.cloudmark.com2026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02
MXsubmit-alt001.cloudmark.com2026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02
MXsubmit-alt002.cloudmark.com2026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02
A208.83.136.602026-02-15 → 2026-07-27 · 2 obs
● 2026-02-15 01:23:42
● 2026-07-27 15:39:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net...-
cloudmark.comns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com...6 records

✅ Authoritative Response

Server:156.154.64.99

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 cloudmark.com (unsigned zone)

⏱️ Timing

Total: 644ms | Queries: -

📄 Records

TypeCountSample Data
A1208.83.136.60
MX8s001.cloudmark.com (pri: 10), s002.cloudmark.com (pri: 10)...

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.proofpoint.com, ns1.proofpoint.com, ns3.proofpoint.com...)

Analysis

IP Addresses

submit.cloudmark.com has exactly one IP address — 208.83.136.60.

fb003.cloudmark.com, s002.cloudmark.com, s003.cloudmark.com plus two other host names have IP numbers in common with submit.cloudmark.com.

Mail Servers

submit.cloudmark.com accepts email via 8 mail servers: s001.cloudmark.com, s002.cloudmark.com, s003.cloudmark.com and 5 other.

Some mail servers of submit.cloudmark.com are also used by other domains, notably submit-alt001.cloudmark.com and submit-alt002.cloudmark.com.

These mail servers are routinely found in combination with the mail servers s004.cloudmark.com, s005.cloudmark.com and s006.cloudmark.com.

Host names resolving to a single IP address:

s001.cloudmark.com points to 208.83.136.60.

s002.cloudmark.com points to 208.83.136.60.

s003.cloudmark.com points to 208.83.136.60.

s004.cloudmark.com points to 208.83.136.60.

s005.cloudmark.com points to 208.83.137.27.

s006.cloudmark.com points to 208.83.137.27.

submit-alt001.cloudmark.com points to 208.83.137.26.

submit-alt002.cloudmark.com points to 208.83.136.26.

The following host names resolve to 208.83.136.60: s001.cloudmark.com, s002.cloudmark.com, s003.cloudmark.com and s004.cloudmark.com.

s005.cloudmark.com and s006.cloudmark.com are host names that each point to 208.83.137.27 IP addresses.