List Quality Check

You have no lists. To create a list click here

Select Page
Icon

Sender Score

Results for IP address
12.34.56.789

Sending Domain Information

MX Record   
SPF Record   

SSL Information

SSL Certificate
Owner
www.nmr.mgh.harvard.edu
Issued by
InCommon RSA OV SSL CA 3
Valid Until
11/18/2026
Sending IPs
IP Address    Hostname Volume    Sender Score   
139.138.35.214 esa7.hc6077-55.iphmx.com. VERY HIGH 97
139.138.35.227 esa11.hc6077-55.iphmx.com. VERY HIGH 98
139.138.56.60 esa1.hc6077-55.iphmx.com. VERY HIGH 95
Related Sending Domains
Domain   
hcchicago.clubs.harvard.edu
mail.harvard.edu
em4823.harvard.edu
hks.harvard.edu
dfci.harvard.edu
cyber.harvard.edu
rmf.harvard.edu
m.hbsp.harvard.edu
em3588.health.harvard.edu
oeb.harvard.edu
eon.law.harvard.edu
wyss.harvard.edu
clubs.harvard.edu
summer.harvard.edu
latte.harvard.edu
sg01.childrens.harvard.edu
comms.hks.harvard.edu
em4430.fas.harvard.edu
hsdm.harvard.edu
calists.harvard.edu
childrens.harvard.edu
sc.hks.harvard.edu
llm08.law.harvard.edu
post.harvard.edu
em5877.dfci.harvard.edu
g.harvard.edu
hmc.harvard.edu
law.harvard.edu
dlabss.harvard.edu
hkl.hms.harvard.edu
myce.hms.harvard.edu
bounce.comms.hks.harvard.edu
iam.harvard.edu
okta.hms.harvard.edu
abcd.harvard.edu
arnarb.harvard.edu
eps.harvard.edu
bwh.harvard.edu
u.harvard.edu
tamkin2.eps.harvard.edu
mail.iam.harvard.edu
emailbounce.oi.harvard.edu
salatainstitute.harvard.edu
dce.harvard.edu
rc.fas.harvard.edu
cfa.harvard.edu
hsphsun3.harvard.edu
armssoftware.fas.harvard.edu
head.cfa.harvard.edu
em6373.harvard.edu
em9748.careers-notifications.harvard.edu
mm.pc.hms.harvard.edu
reply.pon.harvard.edu
mah.harvard.edu
jimmy.harvard.edu
chs.harvard.edu
mail.health.harvard.edu
bounce.u.hms.harvard.edu
mclean.harvard.edu
hillel.harvard.edu
em9138.hsph.harvard.edu
mgh.harvard.edu
radcliffe.harvard.edu
hms.harvard.edu
hds.harvard.edu
hbsp.harvard.edu
hsl.harvard.edu
bounce.mc.oee.hms.harvard.edu
gse.harvard.edu
email.oi.harvard.edu
corpgov.law.harvard.edu
hu.harvard.edu
health.harvard.edu
bounce.mail.harvardonline.harvard.edu
bounce.hu.harvard.edu
tm.pc.hms.harvard.edu
extension.harvard.edu
huhs.harvard.edu
slate-mx.fas.harvard.edu
login.iam.harvard.edu
hupd.harvard.edu
listserv.med.harvard.edu
bidmc.harvard.edu
em5741.fas.harvard.edu
fas.harvard.edu
channing.harvard.edu
bounce.repoint.harvard.edu
hsph.harvard.edu
pged.med.harvard.edu
careers-notifications.harvard.edu
itatti.harvard.edu
college.harvard.edu
meei.harvard.edu
cyber.law.harvard.edu
em4637.extension.harvard.edu
list.gse.harvard.edu
harvard.edu
mm.pm.hms.harvard.edu
learn.hbsp.harvard.edu
genetics.med.harvard.edu
wcfia.harvard.edu
lists.fas.harvard.edu
mailman.fas.harvard.edu
gsd.harvard.edu
20705739m.childrens.harvard.edu
em7657.myce.hms.harvard.edu
footballplayershealth.harvard.edu
mail.harvardonline.harvard.edu
hmsc.harvard.edu
seas.harvard.edu

The path to reputation greatness.

See if you’re being blocked.

Is your reputation suffering because you’re on a blocklist? Use our free tool to investigate.

Learn from star senders

Hear real sender stories on the Email After Hours podcast.

Keep your lists clean

Upload your list to our list quality checks tool to see if your contacts are legit.

Talk to an email expert.

We’re the experts in deliverability and driving maximum results from your email marketing. Let’s chat and find out how you can improve your sender reputation and raise your revenue.