mailsend.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

mailsend.dev

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:57af🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:aa7b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.87.175Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.170.123🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSfelicity.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cd4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfelicity.ns.cloudflare.com
A2803:f800:50::6ca2:c3d4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRfelicity.ns.cloudflare.com
A2a06:98c1:50::ac40:23d4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRfelicity.ns.cloudflare.com
A108.162.195.212🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfelicity.ns.cloudflare.com
A162.159.44.212Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfelicity.ns.cloudflare.com
A172.64.35.212🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRfelicity.ns.cloudflare.com
NSkim.ns.cloudflare.com
A2606:4700:50::adf5:3a7e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A2803:f800:50::6ca2:c07e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkim.ns.cloudflare.com
A2a06:98c1:50::ac40:207e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkim.ns.cloudflare.com
A108.162.192.126🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A172.64.32.126🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
A173.245.58.126🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkim.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute3.mx.cloudflare.net(54)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(97)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
TXTcloudflare_oauth_client_publisher=72601cf99567db7b281217dec1138d63
TXTfirebase=mailsend-9c85e
TXTgoogle-site-verification=mzL2FLiF7uVQnRkMrYcbd2O5jAtW8RFf444nwb2j0PM
TXTv=spf1 include:_spf.firebasemail.com ~all
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
TXTv=spf1 include:amazonses.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.87.175, 172.67.170.123
IPv6 hints2606:4700:3037::6815:57af, 2606:4700:3037::ac43:aa7b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=37, name=cloudflare-ech.com
SOAfelicity.ns.cloudflare.comdns@cloudflare.com serial=2413943775

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

mailsend.nu
mailsend.net
mailsend.eu
mailsend.pt
mailsend.de
mailsend.com
mailsend.co.za
mailsend.com.br
mailsend.biz
mailsend.pl
mailsend.be
mailsend.ru
mailsend.dk
mailsend.cash
mailsend.pro
mailsend.pp.ua
mailsend.hu
mailsend.in
mailsend.ai
mailsend.co.uk
mailsend.ph
mailsend.co
mailsend.info
mailsend.org
mailsend.dev
mailsend.tw
mailsend.com.au
mailsend.it
mailsend.jp
mailsend.ro
mailsend.pages.dev
mailsend.run
mailsend.email

Similar names

slideman.pro
msdaniel.com
denislam.com
medilans.com
andsmile.de
sendmail.be
sendmail.ws
sendmail.com.tr
sendmail.workers.dev
sendmail.co.kr
sendmail.to
delisman.com
sendmail.nu
andsmile.ca
mlsdenia.com
lesadmin.com
nielsdam.com
inmadesl.com
sendmail.lt
milesand.co.nz
andsmile.com
sendmail.cn
danielsm.workers.dev
sameldin.com
andsmile.es
midlanes.co.za
sendmail.host
sendmail.dk
sendmail.de
animesdl.com
dinmeals.com
sealmind.top
simeland.com
sendmail.digital
aliensmd.info
linasmed.se
sendmail.fi
sindelam.com.br
sendmail.lol
meisland.no
sealmind.pt
sendmail.us
mdaniels.net
milandes.com
sendmail.com.cn
sendmail.se
sendmail.sakura.ne.jp
sendmail.co.uk
mdaniels.co
mdaniels.mobi
snedmail.com
sendmail.at
smiledan.com
andsmile.org
sendmail.gr
slnmedia.de
sendmail.net.tr
melindas.ph
mandelis.family
semiland.pl
sendmail.sh
sendmail.hu
sendmail.me
mendsail.com
mandiles.com
sendmail.in
denimals.com
sendmail.ph
sendmail.email
sendmail.website
sendmail.now
mladenis.com
andsmile.jp
disnelma.com
melindas.com
andsmile.net
limesand.com
sendmail.co.jp
sendmail.cx
sendmail.com
dnasmile.com
danielms.com
dsileman.fr
madselin.com
imsdalen.net
lanmeisd.com

Previous names

mailpail.dev
mailpay.dev
mailpeek.dev
mailplus.dev
mailport.dev
mailpriv.dev
mailprobe.dev
mailproof.dev
mailq.dev
mailqa.dev
mailrack.dev
mailrail.dev
mailrow.dev
mails.dev
mailsafe.dev
mailscale.dev
mailscribe.dev
mailseals.dev

Next names

mailsentry.dev
mailserver.dev
mailshell.dev
mailshield.dev
mailsink.dev
mailslot.dev
mailspark.dev
mailspro.dev
mailstack.dev
mailstage.dev
mailstar.dev
mailstore.dev
mailstrom.dev
mailstudio.dev
mailsurge.dev
mailsys.dev
mailtarget.dev
mailteam.dev
mailtech.dev
mailtemp.dev

DNS History

13 records (9 active, 4 former)

NSfelicity.ns.cloudflare.comkim.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.87.175172.67.170.1232606:4700:3037::6815:57af2606:4700:3037::ac43:aa7b188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSfelicity.ns.cloudflare.com2026-08-30 → 2026-09-04 · 2 obs
● 2026-08-30 22:12:40
● 2026-09-04 07:00:30
●NSkim.ns.cloudflare.com2026-08-30 → 2026-09-04 · 2 obs
● 2026-08-30 22:12:40
● 2026-09-04 07:00:30
●MXroute1.mx.cloudflare.net2026-08-30 → 2026-09-04 · 2 obs
● 2026-08-30 22:12:40
● 2026-09-04 07:00:30
●MXroute2.mx.cloudflare.net2026-08-30 → 2026-09-04 · 2 obs
● 2026-08-30 22:12:40
● 2026-09-04 07:00:30
●MXroute3.mx.cloudflare.net2026-08-30 → 2026-09-04 · 2 obs
● 2026-08-30 22:12:40
● 2026-09-04 07:00:30
●A104.21.87.1752026-08-31 → 2026-09-04 · 3 obs
○ 2026-08-30 22:12:40
● 2026-08-31 15:47:12
● 2026-09-04 07:00:30
●A172.67.170.1232026-08-31 → 2026-09-04 · 3 obs
○ 2026-08-30 22:12:40
● 2026-08-31 15:47:12
● 2026-09-04 07:00:30
○A188.114.96.02026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 22:12:40
○ 2026-08-31 15:47:12
○ 2026-09-04 07:00:30
○A188.114.97.02026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 22:12:40
○ 2026-08-31 15:47:12
○ 2026-09-04 07:00:30
●A2606:4700:3037::6815:57af2026-08-31 → 2026-09-04 · 3 obs
○ 2026-08-30 22:12:40
● 2026-08-31 15:47:12
● 2026-09-04 07:00:30
●A2606:4700:3037::ac43:aa7b2026-08-31 → 2026-09-04 · 3 obs
○ 2026-08-30 22:12:40
● 2026-08-31 15:47:12
● 2026-09-04 07:00:30
○A2a06:98c1:3120::2026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 22:12:40
○ 2026-08-31 15:47:12
○ 2026-09-04 07:00:30
○A2a06:98c1:3121::2026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 22:12:40
○ 2026-08-31 15:47:12
○ 2026-09-04 07:00:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...-
mailsend.devfelicity.ns.cloudflare.com, kim.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.212

NS records: felicity.ns.cloudflare.com, kim.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mailsend.dev (unsigned zone)

⏱️ Timing

Total: 994ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.170.123, 104.21.87.175
AAAA22606:4700:3037::ac43:aa7b, 2606:4700:3037::6815:57af
NS2felicity.ns.cloudflare.com, kim.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 2), route3.mx.cloudflare.net (pri: 54)...
TXT6cloudflare_oauth_client_publisher=72601c, firebase=mailsend-9c85e...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1felicity.ns.cloudflare.com dns.cloudflar

Analysis

IP Addresses

mailsend.dev directs to four IP numbers, which are 104.21.87.175, 172.67.170.123, 2606:4700:3037::6815:57af and 2606:4700:3037::ac43:aa7b.

Among the host names that share IP numbers with mailsend.dev are frozenleafaj.help, green-news-techno.fr, donorbloodgroup.com and two others.

Name Servers

DNS delegation for mailsend.dev points to two name servers: felicity.ns.cloudflare.com and kim.ns.cloudflare.com.

mailsend.dev has the same name server delegation as a number of other domains, such as yacqub.co, yebomradio.workers.dev, affordableportabletoiletrentals.com and two more.

There is at least partial name server overlap between mailsend.dev and other domains — deisisassi.workers.dev, inct-tmcocean-com-br-2536.pages.dev, getjoinvipoutdoormedia.com and two more among them.

These name servers are routinely deployed together with the name servers casey.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

felicity.ns.cloudflare.com has IP addresses 108.162.195.212, 162.159.44.212 and 172.64.35.212, plus 3 other.

kim.ns.cloudflare.com has IP addresses 108.162.192.126, 172.64.32.126 and 173.245.58.126, plus 3 other.

Mail Servers

Incoming mail for mailsend.dev is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

mailsend.dev shares at least some of its mail servers with other domains — for example grupoeic.com, vedxai.com, einzignartig.de and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net has IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, plus 3 other.

route2.mx.cloudflare.net has IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, plus 3 other.

route3.mx.cloudflare.net has IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, plus 3 other.