Domain Lookup: harvard.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago

Domain

harvard.edu

Valid Email Server

Yes

Has MX Records

✓ Yes

Email Provider

Proofpoint

Disposable

Free Provider

Role Account

⚠ Yes

Email Relay

Privacy Protected

Checked via [email protected] · 2026-03-20 06:08:00 UTC · ↺ Refresh

MX Hostnames

mx0a-00171101.pphosted.com
mx0b-00171101.pphosted.com

MX Priorities

mx0a-00171101.pphosted.com: 100
mx0b-00171101.pphosted.com: 100

A / AAAA Records

192.0.66.20 (no PTR)

Mail Server IPs

67.231.148.27 ↩ mx0a-00171101.pphosted.com
67.231.156.27 ↩ mx0b-00171101.pphosted.com

SOA Record

                  Raw SOA
                  a1-171.akam.net netmanager.harvard.edu 2023071596 10800 3600 2419200 3600                

Primary NS (mname)

a1-171.akam.net

Admin Email (rname)

netmanager@harvard.edu

Serial

2023071596

Refresh

10800s

Retry

3600s

Expire

2419200s

Minimum TTL

3600s

Nameservers (NS)

                      a7-65.akam.net                    

                      a10-66.akam.net                    

                      a16-64.akam.net                    

                      a11-67.akam.net                    

                      a6-66.akam.net                    

                      a1-171.akam.net                    

SPF Record

✓ Soft Fail (~all)

                    v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all                  

📊 DNS lookups: 1/10

~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine

                    v=DMARC1; p=quarantine; sp=none; pct=100; adkim=r; aspf=r; rua=mailto:[email protected]                  

~ Quarantine — good protection (failing mail goes to spam)

📋 SPF alignment: Relaxed · DKIM alignment: Relaxed

📧 Reports → mailto:[email protected]

↳ Subdomain policy: none

DKIM Selectors

✓ 6 found

                      selector1._domainkey
                    

                      selector2._domainkey
                    

                      default._domainkey
                    

                      k1._domainkey
                    

                      s1._domainkey
                    

                      s2._domainkey
                    

✓ Public key: 392 chars (valid)

✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

48 records

google-site-verification=DZTZhbBaYJ6AO5j-tHFYBdkwryNywFh2gMUeg3SRDSg
airtable-verification=a92cef30671587a4f6deb7951c1c3f1a
heroku-domain-verification=1qfmzz9vp3kexf4fr5zuliwvpieih2ffz4gexo7tlh4
google-site-verification=xXWxVElKH8ek_eW45CbAqVSMTQgAqLYUNQUrWpOmkrY
atlassian-domain-verification=ASRKBXyOafZgDCRWh1Ylv34hiOSMgAIoNXs8H57rR3aTkuOD5KwJfUN9G3f7Ah/H
google-site-verification=MmfJS0BjLRgcxrlj8kAyNdToKeAmj0fKb-lPOnd5Pmo
_cwe6cxmi9tji7gazwtzipl4onpu23nv
google-site-verification=xqg8LPF_v_QMEIST789q8xhRDqUEX4_8lQjAvV6YykY
globalsign-domain-verification=C44DEEAC45AB4DC2B5AD0B9B2E5D5803
Peh2GHoW8uiAzwS9tTZKlGBn9cMq6Y+XUFtrqmLtqFh1WvloPkzGczPsZcSdDfin4hZ7QiL9J7SM8yr7Yyzi8w==
globalsign-domain-verification=87677a19ae97bfbeec25ff1510a80420
globalsign-domain-verification=9ff12eafbeebb02a0f2b0383aef9d1fa
anthropic-domain-verification-gy5zhc=zmrGT2kyyc2HlnUn6f0utkQB6
status-page-domain-verification=b4j4g69th3vv
google-site-verification=lY-T8NneGQX1RGXeaoBJjSmT_lx3dLRKDq1xY44ZI5w
xIGeuA0e5B1BOjTE4IBO806ziFX9G1m2dVJ8zO7CMkmKwZ6MEkMXC0P7n5SRCGOdS9jbceH/7gKYgD4h9FBGKA==
globalsign-domain-verification=1DDF777ED1ADF45E5FFAFFAAD6774180
atlassian-domain-verification=Z8oUd5brL6/RGUMCkxs4U0P/RyhpiNJEIVx9HXJLr3uqEQ1eDmTnj1eq1ObCgY1i
airtable-verification=8b8110e9283dd87d57b3c5f2f5af2db1
google-site-verification=pWvLuNePLYxAbafZw2a95vnBhvcj12DzM9NulT9ujSY
pardot679353=3cc5e124c5020a1e160f01981f45be33a467a1c802711e0e5654184ef56d18c9
google-site-verification=DzhZyP8pu0M1-RFghfTcSN-9poidboYRNdfn2Rf2hCQ
pardot_378242_*=8b485d5cd9114869cff8f307da5fa9287434ebec11621d88c07ce97a7fee06e0
google-site-verification=NEWpTHNZnWRWN3trkIMeFbuPVG3ExwOXUHlC9aJ2sks
status-page-domain-verification=p83gt91wpxms
openai-domain-verification=dv-5z82SztO32q9YBNgFooNBz5v
globalsign-domain-verification=1C94E0FFAAE95796F597427644D90C03
adobe-idp-site-verification=66e813947c764d98330002232f383a68df8ad609065abb9482f3805dd2a1902c
brevo-code:30d9f789747b4c124f72dabf24a0a97f
pardot962443=9098884472c5cb29a2e20700b41411cb4aa5ebcf340360e71b2cd8464d8864b6
smartsheet-site-validation=jfLh_IkQNJXuKKpTn7RydwiiaAOLy4CR
_51a79b140kb1cu9o67nzuefyhhxthv9
pardot679353=f93ea3588d69483bf48dbf587511f51d43ddadaae52b8bac6856c8428559a06d
geneious.com:domain-verification=1781B6exIEsRBzJ0KzPtKg
pardot378242=7001579db574e062735763ba81b54da111abc31facf16bbfa653ab6b8a770988
jAykGnWytyLeBseMa8x2/MBve6/yQqana4yrAc1ROoei7uZHUkM2FU0Xx4qI/rm+kOGdImZdoq0fdodgLEw1dg==
airtable-verification=b25f432db3cbc5bfc481914364b6ce41
fastly-domain-delgation-vdnblsdg768nm-21052021
SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
anthropic-domain-verification-dprfjc=K9LyiFV7zLafnNLNO4lFjyaRx
atlassian-domain-verification=OYfkFwspEELRW6A32BsDVWgvdz8/pLBxVcq7s/mHLBVGqRQRG58XA5LRtDAGpfA7
globalsign-domain-verification=5A1F4E0081852ECB9015E837384121AD
MS=ms35192554
globalsign-domain-verification=B8359DCEFBCF837B95E2F82282E4297A
jamf-site-verification=_Bno41ta_Ef2G0krod2Oow
ciscocidomainverification=41ce9827e3fbbca9ce75d5dbb5a6bc7b089dc4e239c1b56ba828216d1214480
openai-domain-verification=dv-e8vYSnmmPbWxpNte1iIKgvOO
globalsign-domain-verification=dcc2e5d0d67efc32044ae679c7cf19e6

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