Domain Intelligence Report

harvard.edu

DNS records, WHOIS/RDAP registration, SSL certificate, subdomain enumeration, and email-security posture — aggregated in real time and cached.

5
DNS record types
87d
SSL cert remaining
163
Subdomains found
All 3
Email security signals
Generated 2026-07-12 08:57 UTC Refresh data
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Put this data into your code — for any domain, any workflow
Same DNS, WHOIS, SSL, subdomain & email-security data via REST API — every field above as structured JSON. Drop it into monitoring scripts, CRM enrichment, security audits, fraud detection, or internal dashboards. Scales up to 5M requests/month.
Get free API key →
Common uses: SSL expiry monitoring Subdomain change alerts CRM lead enrichment SPF/DMARC/DKIM audits Domain reputation scoring Attack surface mapping Bulk WHOIS lookup SaaS onboarding checks 
curl "https://domain-intelligence-api.p.rapidapi.com/lookup/harvard.edu" \
  -H "X-RapidAPI-Host: domain-intelligence-api.p.rapidapi.com" \
  -H "X-RapidAPI-Key: YOUR_RAPIDAPI_KEY"
import requests

url = "https://domain-intelligence-api.p.rapidapi.com/lookup/harvard.edu"
headers = {
    "X-RapidAPI-Host": "domain-intelligence-api.p.rapidapi.com",
    "X-RapidAPI-Key": "YOUR_RAPIDAPI_KEY",
}
r = requests.get(url, headers=headers, timeout=15)
data = r.json()
print(data["subdomains"]["count"], "subdomains found")
// Node 18+ has built-in fetch — no import needed
const res = await fetch(
  "https://domain-intelligence-api.p.rapidapi.com/lookup/harvard.edu",
  { headers: {
      "X-RapidAPI-Host": "domain-intelligence-api.p.rapidapi.com",
      "X-RapidAPI-Key": "YOUR_RAPIDAPI_KEY",
  }}
);
const data = await res.json();
console.log(data.dns.A, data.email_security.spf);
<?php
$ch = curl_init("https://domain-intelligence-api.p.rapidapi.com/lookup/harvard.edu");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    "X-RapidAPI-Host: domain-intelligence-api.p.rapidapi.com",
    "X-RapidAPI-Key: YOUR_RAPIDAPI_KEY",
]);
$data = json_decode(curl_exec($ch), true);
curl_close($ch);
echo $data["subdomains"]["count"];
Free tier: 1,000 requests/month · no credit card · all endpoints included See all plans →
DNS

DNS Records

All record types resolved from authoritative DNS for harvard.edu.

A 1 record
  • 192.0.66.20
MX 2 records
  • 100 mx0a-00171101.pphosted.com.
  • 100 mx0b-00171101.pphosted.com.
TXT 47 records
  • "atlassian-domain-verification=ASRKBXyOafZgDCRWh1Ylv34hiOSMgAIoNXs8H57rR3aTkuOD5KwJfUN9G3f7Ah/H"
  • "smartsheet-site-validation=jfLh_IkQNJXuKKpTn7RydwiiaAOLy4CR"
  • "airtable-verification=8b8110e9283dd87d57b3c5f2f5af2db1"
  • "google-site-verification=DzhZyP8pu0M1-RFghfTcSN-9poidboYRNdfn2Rf2hCQ"
  • "MS=ms35192554"
  • "google-site-verification=NEWpTHNZnWRWN3trkIMeFbuPVG3ExwOXUHlC9aJ2sks"
  • "pardot_378242_*=8b485d5cd9114869cff8f307da5fa9287434ebec11621d88c07ce97a7fee06e0"
  • "_cwe6cxmi9tji7gazwtzipl4onpu23nv"
  • "atlassian-domain-verification=Z8oUd5brL6/RGUMCkxs4U0P/RyhpiNJEIVx9HXJLr3uqEQ1eDmTnj1eq1ObCgY1i"
  • "google-site-verification=DZTZhbBaYJ6AO5j-tHFYBdkwryNywFh2gMUeg3SRDSg"
  • "status-page-domain-verification=p83gt91wpxms"
  • "_51a79b140kb1cu9o67nzuefyhhxthv9"
  • "google-site-verification=pWvLuNePLYxAbafZw2a95vnBhvcj12DzM9NulT9ujSY"
  • "atlassian-domain-verification=OYfkFwspEELRW6A32BsDVWgvdz8/pLBxVcq7s/mHLBVGqRQRG58XA5LRtDAGpfA7"
  • "fastly-domain-delgation-vdnblsdg768nm-21052021"
  • "airtable-verification=b25f432db3cbc5bfc481914364b6ce41"
  • "pardot679353=f93ea3588d69483bf48dbf587511f51d43ddadaae52b8bac6856c8428559a06d"
  • "pardot962443=9098884472c5cb29a2e20700b41411cb4aa5ebcf340360e71b2cd8464d8864b6"
  • "globalsign-domain-verification=B8359DCEFBCF837B95E2F82282E4297A"
  • "openai-domain-verification=dv-e8vYSnmmPbWxpNte1iIKgvOO"
  • "geneious.com:domain-verification=1781B6exIEsRBzJ0KzPtKg"
  • "globalsign-domain-verification=1DDF777ED1ADF45E5FFAFFAAD6774180"
  • "brevo-code:30d9f789747b4c124f72dabf24a0a97f"
  • "openai-domain-verification=dv-5z82SztO32q9YBNgFooNBz5v"
  • "google-site-verification=xqg8LPF_v_QMEIST789q8xhRDqUEX4_8lQjAvV6YykY"
  • "Peh2GHoW8uiAzwS9tTZKlGBn9cMq6Y+XUFtrqmLtqFh1WvloPkzGczPsZcSdDfin4hZ7QiL9J7SM8yr7Yyzi8w=="
  • "globalsign-domain-verification=1C94E0FFAAE95796F597427644D90C03"
  • "globalsign-domain-verification=87677a19ae97bfbeec25ff1510a80420"
  • "anthropic-domain-verification-gy5zhc=zmrGT2kyyc2HlnUn6f0utkQB6"
  • "pardot378242=7001579db574e062735763ba81b54da111abc31facf16bbfa653ab6b8a770988"
  • "globalsign-domain-verification=9ff12eafbeebb02a0f2b0383aef9d1fa"
  • "airtable-verification=a92cef30671587a4f6deb7951c1c3f1a"
  • "jAykGnWytyLeBseMa8x2/MBve6/yQqana4yrAc1ROoei7uZHUkM2FU0Xx4qI/rm+kOGdImZdoq0fdodgLEw1dg=="
  • "heroku-domain-verification=1qfmzz9vp3kexf4fr5zuliwvpieih2ffz4gexo7tlh4"
  • "globalsign-domain-verification=dcc2e5d0d67efc32044ae679c7cf19e6"
  • "google-site-verification=xXWxVElKH8ek_eW45CbAqVSMTQgAqLYUNQUrWpOmkrY"
  • "pardot679353=3cc5e124c5020a1e160f01981f45be33a467a1c802711e0e5654184ef56d18c9"
  • "xIGeuA0e5B1BOjTE4IBO806ziFX9G1m2dVJ8zO7CMkmKwZ6MEkMXC0P7n5SRCGOdS9jbceH/7gKYgD4h9FBGKA=="
  • "status-page-domain-verification=b4j4g69th3vv"
  • "anthropic-domain-verification-dprfjc=K9LyiFV7zLafnNLNO4lFjyaRx"
  • "ciscocidomainverification=41ce9827e3fbbca9ce75d5dbb5a6bc7b089dc4e239c1b56ba828216d1214480"
  • "globalsign-domain-verification=C44DEEAC45AB4DC2B5AD0B9B2E5D5803"
  • "v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.mailjet.com ~all"
  • "adobe-idp-site-verification=66e813947c764d98330002232f383a68df8ad609065abb9482f3805dd2a1902c"
  • "globalsign-domain-verification=5A1F4E0081852ECB9015E837384121AD"
  • "google-site-verification=lY-T8NneGQX1RGXeaoBJjSmT_lx3dLRKDq1xY44ZI5w"
  • "google-site-verification=MmfJS0BjLRgcxrlj8kAyNdToKeAmj0fKb-lPOnd5Pmo"
NS 6 records
  • a7-65.akam.net.
  • a16-64.akam.net.
  • a11-67.akam.net.
  • a10-66.akam.net.
  • a6-66.akam.net.
  • a1-171.akam.net.
SOA 1 record
  • a1-171.akam.net. netmanager.harvard.edu. 2023072169 10800 3600 2419200 3600
Registration

WHOIS / RDAP

Registration data for harvard.edu via the RDAP protocol, with port-43 WHOIS fallback if RDAP is unavailable.

Failed to fetch WHOIS: all RDAP and WHOIS sources failed
TLS

SSL Certificate

Live TLS handshake against harvard.edu. No third-party scanner.

ssl 87 days remaining
Issuer
CN=YE1,O=Let's Encrypt,C=US
Subject
CN=harvard.edu
Valid from
2026-07-10T05:40:59+00:00
Valid to
2026-10-08T05:40:58+00:00
Serial
475321132339321881750556455173688884055637
SANs (2)
harvard.eduwww.harvard.edu
Reconnaissance

Subdomains discovered

Aggregated from 5 upstream sources in parallel — crt.sh, certspotter, hackertarget, rapiddns, and VirusTotal — plus an always-on DNS bruteforce across a curated 773-word wordlist with automatic wildcard filtering, and background enrichment aggregating 25+ passive sources for comprehensive coverage.

subdomains 163 found
virustotal: 163 founddns-brute: 46 foundresolving live hosts…
  • acc.harvard.edu
  • africamap.harvard.edu
  • ai.harvard.edu
  • annotations.harvard.edu
  • apollo.harvard.edu
  • apps.harvard.edu
  • archive.harvard.edu
  • archives.harvard.edu
  • autodiscover.harvard.edu
  • aws.harvard.edu
  • billie.harvard.edu
  • blogs.harvard.edu
  • campaign.harvard.edu
  • ccl.harvard.edu
  • cfarx6.harvard.edu
  • community.harvard.edu
  • courses.harvard.edu
  • credentials.harvard.edu
  • crimsonworkspace.harvard.edu
  • cso5.harvard.edu
  • cuseeme.harvard.edu
  • data.harvard.edu
  • designengineering.harvard.edu
  • dhcp-128-103-10-187.harvard.edu
  • dhcp-128-103-14-196.harvard.edu
  • dhcp-128-103-19-137.harvard.edu
  • dhcp-128-103-209-77.harvard.edu
  • dhcp-128-103-226-224.harvard.edu
  • dhcp-128-103-233-154.harvard.edu
  • dhcp-128-103-244-161.harvard.edu
  • dhcp-128-103-253-157.harvard.edu
  • dhcp-128-103-41-211.harvard.edu
  • dhcp-128-103-61-174.harvard.edu
  • dhcp-128-103-65-147.harvard.edu
  • directory.harvard.edu
  • dns1.harvard.edu
  • dns2.harvard.edu
  • dns3.harvard.edu
  • dsretail.harvard.edu
  • eng.harvard.edu
  • engineeringandutilities.harvard.edu
  • enterpriseenrollment.harvard.edu
  • enterpriseregistration.harvard.edu
  • epsmuseum27.harvard.edu
  • events.harvard.edu
  • features.harvard.edu
  • fmo.harvard.edu
  • fossh222.harvard.edu
  • groups.harvard.edu
  • gse45.harvard.edu
  • health.harvard.edu
  • heplpc5.harvard.edu
  • hppswvs.harvard.edu
  • hsites.harvard.edu
  • huhre.harvard.edu
  • hutrough.harvard.edu
  • innovation.harvard.edu
  • interfaith-engagement.harvard.edu
  • jessica.harvard.edu
  • jrandolph.harvard.edu
  • kavli.harvard.edu
  • ksga113.harvard.edu
  • ksga117.harvard.edu
  • ksga200.harvard.edu
  • ksga248.harvard.edu
  • ksgadmit.harvard.edu
  • ksgb034.harvard.edu
  • ksgb041.harvard.edu
  • ksgb071.harvard.edu
  • ksgb078.harvard.edu
  • ksgb101.harvard.edu
  • ksgb125.harvard.edu
  • ksgc192.harvard.edu
  • ksge85.harvard.edu
  • ksgf147.harvard.edu
  • ksgf155.harvard.edu
  • ksgf179.harvard.edu
  • ksgf223.harvard.edu
  • ksgf226.harvard.edu
  • ksgf33.harvard.edu
  • ksgf55.harvard.edu
  • ksgf78.harvard.edu
  • ksgfin.harvard.edu
  • ksgfiona.harvard.edu
  • ksglive.harvard.edu
  • ksgmail2.harvard.edu
  • ksgrsch.harvard.edu
  • ksgwebtrends.harvard.edu
  • lh178.harvard.edu
  • lh179.harvard.edu
  • lib.harvard.edu
  • link.harvard.edu
  • lms.harvard.edu
  • login.harvard.edu
  • m.harvard.edu
  • mccb.harvard.edu
  • mh041.harvard.edu
  • mh113.harvard.edu
  • mh126.harvard.edu
  • mh156.harvard.edu
  • mh224.harvard.edu
  • mm.harvard.edu
  • my.harvard.edu
  • neon.harvard.edu
  • news.harvard.edu
  • ns1.harvard.edu
  • ns2.harvard.edu
  • ntp.harvard.edu
  • ojala.harvard.edu
  • peace.harvard.edu
  • phvsics.harvard.edu
  • pleasure.harvard.edu
  • ppewebsvr.harvard.edu
  • ppg.harvard.edu
  • rc.harvard.edu
  • rc108.harvard.edu
  • rc2.harvard.edu
  • rc46.harvard.edu
  • research.harvard.edu
  • researchtoimpact.harvard.edu
  • resources.harvard.edu
  • rupture.harvard.edu
  • scarlet.harvard.edu
  • scholars.harvard.edu
  • search.harvard.edu
  • secret.harvard.edu
  • server.harvard.edu
  • service.harvard.edu
  • sfp-128-103-222-35.harvard.edu
  • shorts.harvard.edu
  • sites.harvard.edu
  • sking.harvard.edu
  • slsmac0.harvard.edu
  • slsmac9.harvard.edu
  • speedtest.harvard.edu
  • sph-50church.harvard.edu
  • sph172-107.harvard.edu
  • sph173-52.harvard.edu
  • sph174-51.harvard.edu
  • sph178-200.harvard.edu
  • sph179-111.harvard.edu
  • sph180-151.harvard.edu
  • sph181-87.harvard.edu
  • sph184-120.harvard.edu
  • sph185-103.harvard.edu
  • sph186-162.harvard.edu
  • sph189-172.harvard.edu
  • sph247-66.harvard.edu
  • sph247-74.harvard.edu
  • statistics.harvard.edu
  • tempo.harvard.edu
  • test.harvard.edu
  • universitycio.harvard.edu
  • video.harvard.edu
  • video1.harvard.edu
  • vpn-128-103-24-178.harvard.edu
  • vpn.harvard.edu
  • webmail.harvard.edu
  • whois.harvard.edu
  • wiki.harvard.edu
  • www.harvard.edu
  • www3.harvard.edu
  • wwwiop.harvard.edu
Email

Email Security Posture

SPF and DMARC presence and records for harvard.edu, plus DKIM keys auto-probed across 29 common selectors (Google Workspace, Microsoft 365, Mailchimp, SendGrid, Postmark and more).

SPF present
  • v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:spf.mailjet.com ~all
DMARC present
  • v=DMARC1; p=quarantine; sp=none; pct=100; adkim=r; aspf=r; rua=mailto:dmarc_agg@vali.email
DKIM 8 selectors found
selector1._domainkey.harvard.edu
  • v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnDy0wsbQs4P4qqGLE1ywGIUokfUPBG9qZcplz6JEG4w/M3HgCQdBELozigFa2v/XSNwB2KAsdBiAYKTtuwMExH2H5ozg36lWoLr2CB3IzylJEFNyWupmyQJLfAXgv9LtYKGoeK5Je5fG91ffiT4iFNyZ9JAP5Gj2YIMtxRbbGoQvmUHNoGIP8PerL7k5hsbyDkjq1tktS4aj34QSTCnmCc/hmgdqg/rptW4O0UCONBy9oLICLYK8TcjofwVg5k/2a2ESPIQ9ZvlcfXwDzInVZ8t/NCdCqcJ6JdPvEOyz3yXSyLAp6gJ6TYydSi48HBXkvinmPGKwkbaCE7s5wBwYyQIDAQAB;
k1._domainkey.harvard.edu
  • k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUoNyIR4Bn84LVcfZE20rmDeXQblIupNWBqLXM1Q+VieI/eZu/7k9/vOkLSaQQdml4Cv8lb3PcnluMVIhQIDAQAB;
k2._domainkey.harvard.edu
  • v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA0b90ObWaLDc+i9MtTNmGeWO009hr20fIxhGg6XBT2kjZ1DTThopSe1nAndsupmcBwlQ5Q6LJ+ZAxLcujnPIxM0ZBLmgpkv8u6RfY4eFP8OLvdAW3oSuB0DyLDigQX4Sj8wBO4YIdQH6AAmBeOsidsKAFNFUCpc3vCxtBDR12U+cBg724l3sBkMQ8evnz6idnqxq9QAVYh8k4kJ+RP+6cqTdy7LjIm8xY/bQNpQIpGUAuDo2DjLcCDun9DAI4Q/3z+Q0o9QuQIDAQAB;
k3._domainkey.harvard.edu
  • v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsYGiMSn7fsUqSvfSX40x9R1OlRtbNiCY80lHRIlcKx3XDIR7257aUx+q9CSIARdfTL6KCuLGNFx5g9TgVr6png4ajcieSQGtOehBgxnkDN8aAA5TX0FmFrcefJU0JoxLOF09EKgXxhSSHCk/ekVb0PXSboHXoZ9+EI404F1qhcwXXIgHXTaUthHTut2P6BBZhIXIgvDe/w49GchR7MRJqjNb7neEBbYHbgWuBTvvHCg7Gy6m6n9krYK+ROWq3dVvXy9plAGK3ygM+HtjIiMt7arRGMOF0WgDTz7YdN9BGpt6BvXxLnjiQcgS5T9n+cIyPZgiWzDMXNlaEEdKTEKxrwIDAQAB;
s1._domainkey.harvard.edu
  • k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1CJ6+q+N264DhEGxi92ISXCkZT+f06yc1eGBSwtRDqew9YFF9HoanGe8uEoPsUZhxP7dIIxktbM+/k4CnSgowyP+a82oMp/IzNueGSmN/mBD+v2NzYGctHBAQirflHsXncWhyW1vIJwB5YUoxqNHIGn+fI0EDyGl9bxBdP6CCaSUumGF3o95CWKuQa8N7LSikzVjNTBs1MQ0zIzUaDtP8Oejbai3x+Gallld+4jL9PkBIzzsH7tt1XjWSBcKVUBSjwBvkdohwdLHreNxHkV1wtmvhDzbnf5RSsd9i9wYYzzgmb8pJ/w58YyaEpVMieV5mgxFjD3x8mXUICC3e3dEBwIDAQAB
s2._domainkey.harvard.edu
  • k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDTUzQVpQ1SATUnikEo0S3AEJl3+2Q5ygaEhH44gXT175xTyqMXwmS09OkVX7RP11M0ZW55c3v+adhzNNrAQhD3aZnAJ2Wnedsf+aRH6IvBkCx6jAcD90jR739ua+3SZR+8sbgcBj83CjBm7Em1sSSb3mcVgmTwc0EKaTQwbk49YwIDAQAB
mandrill._domainkey.harvard.edu
  • v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrLHiExVd55zd/IQ/J/mRwSRMAocV/hMB3jXwaHH36d9NaVynQFYV8NaWi69c1veUtRzGt7yAioXqLj7Z4TeEUoOLgrKsn8YnckGs9i3B3tVFB+Ch/4mPhXWiNfNdynHWBcPcbJ8kjEQ2U8y78dHZj1YeRXXVvWob2OaKynO8/lQIDAQAB
default._domainkey.harvard.edu
  • v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDc2l1ozDhNKU/uIMrWwyD5sKFbyzHg8ZPEzcNTSccRFHdjCHCAds0izdKZtGYCPPoRK/0y3is2CYAdX9OcZrC78lvpSFMeDBMO+ZtBKfM763eDsXPeOOIj+ARzqQADtLkngU0pRoWib5VkwvHrdx8l/x68at4nbA8RzKp8Etc+hwIDAQAB

Probed common selectors (Google, Microsoft 365, Mailchimp, SendGrid, etc.). Custom or hash-based selectors aren't auto-discoverable.

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