go
s7a1.psmtp.com has one IP number , which also has a corresponding reverse pointer. mx10.covchurch.org cnames to this hostname. us.s7a1.psmtp.com, mx.s7a1.psmtp.com, com.s7a1.psmtp.com, net.s7a1.psmtp.com, edu.s7a1.psmtp.com and at least 100 other hosts point to the same IP. ips.ch, siig.com, cfok.org, oett.org, afcu.org and at least 92 other hosts use this as a mailserver. jp.s7a1.psmtp.com, no.s7a1.psmtp.com, tv.s7a1.psmtp.com, us.s7a1.psmtp.com, kz.s7a1.psmtp.com and at least 100 other hosts are subdomains to this hostname. psmtp.com is a domain controlled by twelve nameservers. Some of them are on the same IP network. Incoming mail for psmtp.com is handled by four mailservers. There are three duplicated IP numbers. s7a1.psmtp.com is hosted on a server in United States.

s7a1.psmtp.com
a records
 
+ 64.18.6.14 64.18.6.0/24 AS26910 -
+ --- -

psmtp.com
ns-soa records
ns1.ns.postini.com
+ 64.18.8.208 64.18.8.0/24 AS26910 -
+ --- -
ns records
pdns1.ultradns.net
+ 204.74.108.1 204.74.108.0/24 AS12008 -
+ --- -
pdns2.ultradns.net
+ 204.74.109.1 204.74.109.0/24 AS12008 -
pdns3.ultradns.org
+ 199.7.68.1 199.7.68.0/24 AS12008 -
pdns4.ultradns.org
+ 199.7.69.1 199.7.69.0/24 AS12008  
+ ---  
pdns5.ultradns.info
+ 204.74.114.1 204.74.114.0/24 AS12008 -
+ --- -
pdns6.ultradns.co.uk
+ 204.74.115.1 204.74.115.0/24 AS12008  
+ ---  
ns1.ns.postini.com
+ 64.18.8.208 64.18.8.0/24 AS26910 -
+ --- -
ns2.ns.postini.com
+ 64.18.1.252 64.18.1.0/24 AS26910 -
ns4.ns.postini.com
+ 64.18.15.254 64.18.15.0/24 AS26910 -
ns5.ns.postini.com
+ 64.18.15.253 64.18.15.0/24 AS26910 -
ns6.ns.postini.com
+ 207.126.144.245 207.126.144.0/24 AS26910 -
ns7.ns.postini.com
+ 207.126.144.247 207.126.144.0/24 AS26910 -
mx records
postini.com.s8a1.psmtp.com
+ 64.18.7.10 64.18.7.0/24 AS26910 s8a1.psmtp.com
+ --- s8a1.psmtp.com
postini.com.s8a2.psmtp.com
+ 64.18.7.10 64.18.7.0/24 AS26910 s8a1.psmtp.com
postini.com.s8b1.psmtp.com
+ 64.18.7.10 64.18.7.0/24 AS26910 s8a1.psmtp.com
postini.com.s8b2.psmtp.com
+ 64.18.7.10 64.18.7.0/24 AS26910 s8a1.psmtp.com
ip numbers of host
64.18.6.14
ptrs of ip numbers
s7a1.psmtp.com
ip numbers using ptr to this host
64.18.6.14
hostnames sharing ip with a-records
afgov.org.mail9.psmtp.com
ahadirect.com.s7a1.psmtp.com
alt-solutions-inc.com.s7a1.psmtp.com
asyst.com.s7a1.psmtp.com
axtel.net.s7a1.psmtp.com
az.us.s7a1.psmtp.com
bavauto.com.s7a1.psmtp.com
bestqualitypower.com.s7a1.psmtp.com
bigboomver.com.s7a1.psmtp.com
bitechnologies.com.s7a1.psmtp.com
bluehost.com.s7a1.psmtp.com
bookexpoamerica.s7a1.psmtp.com
bostonfelt.com.mail9.psmtp.com
bracewellgiuliani.com.s7a1.psmtp.com
brooklynpubliclibrary.org.mail9.psmtp.com
buildingsny.s7a1.psmtp.com
buttonwoodinn.com.s7a1.psmtp.com
carapacecorp.com.s7a1.psmtp.com
catdoctordover.com.mail9.psmtp.com
celera.com.s7a1.psmtp.com
cerberuscapital.com.s7a1.psmtp.com
cerberusuk.com.s7a1.psmtp.com
chestnuthillrealty.com.s7a1.psmtp.com
ci.goodyear.az.us.s7a1.psmtp.com
cigarwerks.com.s7a1.psmtp.com
cigital.com.s7a1.psmtp.com
citizensfunds.com.s7a1.psmtp.com
cjtrailways.com.s7a1.psmtp.com
clintonbankandtrust.com.s7a1.psmtp.com
clt-nc.com.s7a1.psmtp.com
cms-rsi.com.s7a1.psmtp.com
cohenandsteers.com.mail9.psmtp.com
cohostrail.org.s7a1.psmtp.com
coldstreamhouse.com.s7a1.psmtp.com
collegebound.net.s7a1.psmtp.com
com.mail9.psmtp.com
com.mx.s7a1.psmtp.com
com.s7a1.psmtp.com
cortiva.edu.s7a1.psmtp.com
cuzinrichard.com.mail9.psmtp.com
cytel.com.s7a1.psmtp.com
dahle.com.mail9.psmtp.com
denbrae.com.s7a1.psmtp.com
dnsone.net.s7a1.psmtp.com
dnstwo.net.s7a1.psmtp.com
donaldsutherland.net.s7a1.psmtp.com
east-hill-farm.com.s7a1.psmtp.com
ecoastsales.com.s7a1.psmtp.com
edu.s7a1.psmtp.com
eli.net.s7a1.psmtp.com
ellisonmedia.com.mail9.psmtp.com
ellisonresearch.com.mail9.psmtp.com
execproinc.com.s7a1.psmtp.com
fi.mail9.psmtp.com
financialengines.com.mail9.psmtp.com
fmrealty.com.s7a1.psmtp.com
gentexcorp.com.s7a1.psmtp.com
goodyear.az.us.s7a1.psmtp.com
groupspark.com.s7a1.psmtp.com
harborfreight.com.s7a1.psmtp.com
hearstcorp.com.s7a1.psmtp.com
hostica.com.s7a1.psmtp.com
hostmysite.com.s7a1.psmtp.com
icims.com.s7a1.psmtp.com
ifs.fi.mail9.psmtp.com
implex.net.s7a1.psmtp.com
inreach.com.s7a1.psmtp.com
inreach.net.s7a1.psmtp.com
integraonline.com.s7a1.psmtp.com
irgltd.com.s7a1.psmtp.com
jonassoftware.com.s7a1.psmtp.com
jumpline2000.net.s7a1.psmtp.com
kiplinger.com.mail9.psmtp.com
lnhi.net.s7a1.psmtp.com
mapleleafs.com.s7a1.psmtp.com
mapleleafsports.com.s7a1.psmtp.com
markmonitor.com.s7a1.psmtp.com
maverickcap.com.s7a1.psmtp.com
merklenet.com.s7a1.psmtp.com
mikemilken.com.s7a1.psmtp.com
milliman.com.s7a1.psmtp.com
millimanglobal.com.s7a1.psmtp.com
mlsel.com.s7a1.psmtp.com
mx.s7a1.psmtp.com
nationalhardwareshow.s7a1.psmtp.com
net.s7a1.psmtp.com
njtech.com.s7a1.psmtp.com
nl.mail9.psmtp.com
nominum.com.s7a1.psmtp.com
novusint.com.s7a1.psmtp.com
ntslink.net.s7a1.psmtp.com
onconcord.com.s7a1.psmtp.com
oneworldhosting.com.mail9.psmtp.com
org.mail9.psmtp.com
photomask.com.s7a1.psmtp.com
pica.nl.mail9.psmtp.com
plainhost.com.s7a1.psmtp.com
progressivebank.com.mail9.psmtp.com
reedexpo.com.s7a1.psmtp.com
riverviewbank.com.s7a1.psmtp.com
safesecureweb.com.s7a1.psmtp.com
sendtec.com.s7a1.psmtp.com
sorelforge.com.s7a1.psmtp.com
stoneground.com.s7a1.psmtp.com
theaircanadacentre.com.s7a1.psmtp.com
tierzero.net.s7a1.psmtp.com
torontomapleleafs.com.s7a1.psmtp.com
travelzoo.com.s7a1.psmtp.com
trivita.com.mail9.psmtp.com
tstautomotive.com.s7a1.psmtp.com
tstoverland.com.s7a1.psmtp.com
tsttruckload.com.s7a1.psmtp.com
undp.org.mail9.psmtp.com
unu.edu.s7a1.psmtp.com
us.s7a1.psmtp.com
vds2000.com.s7a1.psmtp.com
vds2000.net.s7a1.psmtp.com
wideopenwest.com.s7a1.psmtp.com
wtcmexico.com.mx.s7a1.psmtp.com
hostnames pointing here by cname
mx10.covchurch.org
domains using this as mailserver
*.t-insight.com
10speed.biz
10speedpress.com
1221.com
4longs.com
achieveglobal.com
afcu.org
aicbatteryco.com
aiclabscanada.com
aictechnica.com
anewevolution.net
answers-sys.com
aon.com.ar
aviataircraft.com
bainbridgefs.com
beardco.com
brandvia.com
capitalsignsmith.com
cbisglobal.com
cbros.net
cfok.org
clkane.com
cordelllaw.net
corsetstyling.com
cougar-it.org
crownroyalstore.com
datakinetics.com
deltasuperman.com
eliteithosting.info
eliteithosting.org
eliteitinc.net
eliteitllc.com
estatelawblog.net
exchange-2007-hosting.com
extrahop.com
familymattersdc.org
g350zforums.com
goodnews.net
harkinsandharkins.com
hearstdigitalnews.com
hearstsc.com
hillindustrialtools.com
hospital-software.com
igr-group.com
inext.com
ips.ch
kcpcu.org
kiwicollection.biz
kiwicollection.com
kobrekim.co.uk
leapfrogs.co.nz
lishosting.net
liverpoolstgallery.com.au
liverpoolstreetgallery.com.au
lostinspacehosting.com
lowcostleader.com
mailzhost.com
marketron.com
massinc.org
mektra.com
merinoindia.com
msdee.com
mythproductions.net
newdaypharmacy.net
nobilis-homecare.co.uk
nobilis.co.uk
odnal.com
oett.org
patriotsecurity.net
peopleinprogress.com.au
prepare-for-emergency.com
psphotography.biz
reardonassociates.com
relforcon.org
rmsequip.com
scscorp.us
sgrice.com
shafferlaw.net
sherrdev.com
shubert-ticketing.com
siig.com
smithfamilyenterprises.com
solderaproperties.com
stasisservices.net
t-insight.com
taliesencollies.com
tciprecision.com
tenspeed.net
tenspeed.org
theinnovationcenter.org
therapysolutions.com
thompsonplumbing.net
torcseries.com
turnkeybuildingproductsllc.com
wfok.org
windamerevp.com
xtrahop.com
xtrahop.net
domains using this as mailserver under another name
afgov.com
bluehost.ca
bluehost.com
integrapl.com
integratel.com
mapleleafs.com
mapleleafsports.com
pica.nl
wtcmexico.com.mx
subdomains
.s7a1.psmtp.com
ameriforge.s7a1.psmtp.com
ar.s7a1.psmtp.com
au.s7a1.psmtp.com
avenue-c.s7a1.psmtp.com
bb.s7a1.psmtp.com
be.s7a1.psmtp.com
biophex.s7a1.psmtp.com
biz.s7a1.psmtp.com
bm.s7a1.psmtp.com
bookexpoamerica.s7a1.psmtp.com
br.s7a1.psmtp.com
buildingsny.s7a1.psmtp.com
ca.s7a1.psmtp.com
capstonewmg.s7a1.psmtp.com
cbrehotels.s7a1.psmtp.com
cc.s7a1.psmtp.com
ch.s7a1.psmtp.com
chicagosupportiveoncology.s7a1.psmtp.com
cleantechatnmw.s7a1.psmtp.com
cn.s7a1.psmtp.com
com.s7a1.psmtp.com
coop.s7a1.psmtp.com
cz.s7a1.psmtp.com
davisneves.s7a1.psmtp.com
de.s7a1.psmtp.com
dk.s7a1.psmtp.com
drugsciencetechnology.s7a1.psmtp.com
ec.s7a1.psmtp.com
edu.s7a1.psmtp.com
emstodayexpo.s7a1.psmtp.com
eyequest.s7a1.psmtp.com
faexpo.s7a1.psmtp.com
fantasyfarms.s7a1.psmtp.com
fi.s7a1.psmtp.com
fiberopticautomationexpo.s7a1.psmtp.com
firerescueexpo.s7a1.psmtp.com
fm.s7a1.psmtp.com
fr.s7a1.psmtp.com
frashow.s7a1.psmtp.com
g2ecasinodesign.s7a1.psmtp.com
g2einstitute.s7a1.psmtp.com
globalgamingexpo.s7a1.psmtp.com
gov.s7a1.psmtp.com
gr.s7a1.psmtp.com
hardwareshowcanada.s7a1.psmtp.com
homeautomationshow.s7a1.psmtp.com
homewaresshow.s7a1.psmtp.com
icwdesigns.s7a1.psmtp.com
id.s7a1.psmtp.com
ie.s7a1.psmtp.com
in.s7a1.psmtp.com
info.s7a1.psmtp.com
infosecuritycanada.s7a1.psmtp.com
infosecurityevent.s7a1.psmtp.com
internationalrestaurantny.s7a1.psmtp.com
interphex.s7a1.psmtp.com
interphex2004.s7a1.psmtp.com
interphexcalifornia.s7a1.psmtp.com
interphexexpo.s7a1.psmtp.com
interphexpuertorico.s7a1.psmtp.com
ir.s7a1.psmtp.com
isceast.s7a1.psmtp.com
iscwest.s7a1.psmtp.com
it.s7a1.psmtp.com
jp.s7a1.psmtp.com
kz.s7a1.psmtp.com
lawineandfoodfest.s7a1.psmtp.com
lc.s7a1.psmtp.com
littlesprouts.s7a1.psmtp.com
ma.s7a1.psmtp.com
medicaldevicepuertorico.s7a1.psmtp.com
medispaexpo.s7a1.psmtp.com
mesa.s7a1.psmtp.com
midwestvisioncongress.s7a1.psmtp.com
mx.s7a1.psmtp.com
my.s7a1.psmtp.com
nationalhardwareshow.s7a1.psmtp.com
net.s7a1.psmtp.com
new.s7a1.psmtp.com
nl.s7a1.psmtp.com
no.s7a1.psmtp.com
nycomiccon.s7a1.psmtp.com
oncologycongress.s7a1.psmtp.com
org.s7a1.psmtp.com
pe.s7a1.psmtp.com
pg.s7a1.psmtp.com
pgafallexpo.s7a1.psmtp.com
pgamerchandiseshow.s7a1.psmtp.com
pharmadiscoveryevent.s7a1.psmtp.com
pharmaitexpo.s7a1.psmtp.com
pharmameddevice.s7a1.psmtp.com
phx.s7a1.psmtp.com
reedmeded.s7a1.psmtp.com
restaurantdesignexpo.s7a1.psmtp.com
ru.s7a1.psmtp.com
sanfranrestaurantshow.s7a1.psmtp.com
se.s7a1.psmtp.com
securityleadershipseries.s7a1.psmtp.com
sk.s7a1.psmtp.com
spaandresortexpo.s7a1.psmtp.com
spaandresortexpomiami.s7a1.psmtp.com
spaandresortexponewyork.s7a1.psmtp.com
supplychainpuertorico.s7a1.psmtp.com
th.s7a1.psmtp.com
thehardwareshow.s7a1.psmtp.com
to.s7a1.psmtp.com
travel.s7a1.psmtp.com
tv.s7a1.psmtp.com
tw.s7a1.psmtp.com
uk.s7a1.psmtp.com
us.s7a1.psmtp.com
visionexpo.s7a1.psmtp.com
visionexpoeast.s7a1.psmtp.com
wakg.s7a1.psmtp.com
wbtm1330.s7a1.psmtp.com
westernfoodexpo.s7a1.psmtp.com
ws.s7a1.psmtp.com
xxx.s7a1.psmtp.com
za.s7a1.psmtp.com