postmail.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

postmail.dev

DNSSEC⚠️ Not signed
NSdavid.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b98🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A2803:f800:50::6ca2:c198🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdavid.ns.cloudflare.com
A2a06:98c1:50::ac40:2198🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdavid.ns.cloudflare.com
A108.162.193.152🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A172.64.33.152🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
A173.245.59.152🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdavid.ns.cloudflare.com
NSmichelle.ns.cloudflare.com
A2606:4700:50::adf5:3ac9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmichelle.ns.cloudflare.com
A2803:f800:50::6ca2:c0c9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmichelle.ns.cloudflare.com
A2a06:98c1:50::ac40:20c9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmichelle.ns.cloudflare.com
A108.162.192.201🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmichelle.ns.cloudflare.com
A172.64.32.201🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmichelle.ns.cloudflare.com
A173.245.58.201🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmichelle.ns.cloudflare.com
MXmx1.simplelogin.co ⭐
A176.119.200.136🇨🇭 Proton176.119.200.0/24
PTRmx1.simplelogin.co
PTRmx2.simplelogin.co
A185.205.70.136🇫🇷 Proton185.205.70.0/24
PTRmx1.simplelogin.co
PTRmx2.simplelogin.co
MXmx2.simplelogin.co(20)
A176.119.200.136🇨🇭 Proton176.119.200.0/24
PTRmx1.simplelogin.co
PTRmx2.simplelogin.co
A185.205.70.136🇫🇷 Proton185.205.70.0/24
PTRmx1.simplelogin.co
PTRmx2.simplelogin.co
TXTsl-verification=dqsbpbavwgdktcgemebsgabikrdzfd
TXTv=spf1 include:simplelogin.co ~all
SOAdavid.ns.cloudflare.comdns@cloudflare.com serial=2413400401

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

postmail.co
postmail.me
postmail.to
postmail.fr
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postmail.store
postmail.co.za
postmail.es
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postmail.ch
postmail.co.id
postmail.it
postmail.us
postmail.co.nz
postmail.dev
postmail.gr
postmail.co.uk
postmail.ir
postmail.ai
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postmail.ca
postmail.org.ph
postmail.cn
postmail.xyz
postmail.pro
postmail.info
postmail.in
postmail.pl
postmail.work
postmail.se
postmail.eu
postmail.com
postmail.cz
postmail.io
postmail.su
postmail.de
postmail.com.cn
postmail.net
postmail.net.pl
postmail.be
postmail.eu.org
postmail.ru

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postiz.dev
postlake.dev
postlane.dev
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postlit.dev
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Next names

postman-beta.dev
postman-community-dashboard.dev
postman-stage.dev
postman.dev
postmanpat.dev
postmaster2.dev
postmatch.dev
postmates.dev
postme.dev
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DNS History

4 records (4 active, 0 former)

NSdavid.ns.cloudflare.commichelle.ns.cloudflare.comMXmx1.simplelogin.comx2.simplelogin.co
●NSdavid.ns.cloudflare.com2026-09-04 → 2026-09-05 · 2 obs
● 2026-09-04 01:47:56
● 2026-09-05 02:14:46
●NSmichelle.ns.cloudflare.com2026-09-04 → 2026-09-05 · 2 obs
● 2026-09-04 01:47:56
● 2026-09-05 02:14:46
●MXmx1.simplelogin.co2026-09-04 → 2026-09-05 · 2 obs
● 2026-09-04 01:47:56
● 2026-09-05 02:14:46
●MXmx2.simplelogin.co2026-09-04 → 2026-09-05 · 2 obs
● 2026-09-04 01:47:56
● 2026-09-05 02:14:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...-
postmail.devdavid.ns.cloudflare.com, michelle.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.152

NS records: david.ns.cloudflare.com, michelle.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postmail.dev (unsigned zone)

⏱️ Timing

Total: 596ms | Queries: -

📄 Records

TypeCountSample Data
NS2david.ns.cloudflare.com, michelle.ns.cloudflare.com
MX2mx1.simplelogin.co (pri: 10), mx2.simplelogin.co (pri: 20)
TXT2sl-verification=dqsbpbavwgdktcgemebsgabi, v=spf1 include:simplelogin.co ~all
SOA1david.ns.cloudflare.com dns.cloudflare.c

Analysis

Name Servers

postmail.dev uses two name servers for its delegation: david.ns.cloudflare.com and michelle.ns.cloudflare.com.

postmail.dev uses the same name servers as several other domains — among them selezioneservizio65936374.pages.dev, primovantaggio29339970.pages.dev, ios-homepage.pages.dev and two more.

postmail.dev shares at least some of its name servers with other domains, including culminans.com, rotary-components.ch, drbackpains.com and two others.

These name servers are frequently seen alongside the name servers jerome.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname david.ns.cloudflare.com directs to 108.162.193.152, 172.64.33.152 and 173.245.59.152 along with 3 other IP addresses.

Hostname michelle.ns.cloudflare.com directs to 108.162.192.201, 172.64.32.201 and 173.245.58.201 along with 3 other IP addresses.

Mail Servers

Mail for postmail.dev is handled by two mail servers — mx1.simplelogin.co and mx2.simplelogin.co.

postmail.dev uses an identical mail server configuration to several other domains — among them cmarder.com, hmercade.com, omghunter.xyz and two more.

postmail.dev shares at least some of its mail servers with other domains, such as jacquoia.com.

mx1.simplelogin.co and mx2.simplelogin.co share the same two IP addresses — 176.119.200.136 and 185.205.70.136.

Both mx1.simplelogin.co and mx2.simplelogin.co resolve to 176.119.200.136 IP addresses each.

Both mx1.simplelogin.co and mx2.simplelogin.co resolve to 185.205.70.136 IP addresses each.