lib.harvard.edu - robtex.com

lib.harvard.edu

DNSSEC⚠️ Not signed
A52.1.251.179🇺🇸 Amazon52.0.0.0/15 EC2 IAD prefix
PTRec2-52-1-251-179.compute-1.amazonaws.com
NSa1-171.akam.net ⭐ ⚠️ Not in parent delegation
A2600:1401:2::ab🇺🇸 Akamai2600:1401:2::/48 Technologies
PTRa1-171.akam.net
PTRns1-171.akam.net
A193.108.91.171🇳🇱 Akamai193.108.91.0/24 Technologies
PTRa1-171.akam.net
PTRns1-171.akam.net
NSa10-66.akam.net ⚠️ Not in parent delegation
A2600:1480:d000::42🇺🇸 Akamai2600:1480:d000::/48 Technologies
PTRa10-66.akam.net
A96.7.50.66🇺🇸 Akamai96.7.50.0/24 Technologies
PTRa10-66.akam.net
NSa11-67.akam.net ⚠️ Not in parent delegation
A2600:1480:1::43🇺🇸 Akamai2600:1480:1::/48 Technologies
PTRa11-67.akam.net
PTRns4-67.akam.net
A84.53.139.67🇳🇱 Akamai84.53.139.0/24 Technologies
PTRip-84-53-139-67.defastlink.net
NSa16-64.akam.net ⚠️ Not in parent delegation
A2600:1406:1b::40🇺🇸 Akamai2600:1406:1b::/48 Technologies
PTRa16-64.akam.net
A23.211.132.64🇺🇸 Akamai23.211.132.0/24 Technologies
PTRa16-64.akam.net
NSa6-66.akam.net ⚠️ Not in parent delegation
A2600:1401:1::42🇺🇸 Akamai2600:1401:1::/48 Technologies
PTRa6-66.akam.net
A23.211.133.66🇺🇸 Akamai23.211.133.0/24 Technologies
PTRa6-66.akam.net
NSa7-65.akam.net ⚠️ Not in parent delegation
A2600:1406:32::41🇺🇸 Akamai2600:1406:32::/48 Technologies
PTRa7-65.akam.net
PTRns3-65.akam.net
A23.61.199.65🇺🇸 Akamai23.61.199.0/24 Technologies
PTRip-23-61-199-65.defastlink.net
TXTgoogle-site-verification=JxxHnhdpmTAyXe0IycO_AEGFafByp3LoXr7fy51oyA8
SOAa1-171.akam.netnetmanager@harvard.edu 2023-06-26 #81

harvard.edu

DNSSEC⚠️ Not signed
A192.0.66.20🇺🇸 Automattic192.0.66.0/24 Route Object
NSa1-171.akam.net ⭐
NSa10-66.akam.net
NSa11-67.akam.net
NSa16-64.akam.net
NSa6-66.akam.net
NSa7-65.akam.net
MXmx0a-00171101.pphosted.com ⭐
MXmx0b-00171101.pphosted.com ⭐
TXTheroku-domain-verification=1qfmzz9vp3kexf4fr5zuliwvpieih2ffz4gexo7tlh4
TXTgoogle-site-verification=xXWxVElKH8ek_eW45CbAqVSMTQgAqLYUNQUrWpOmkrY
TXTgeneious.com:domain-verification=1781B6exIEsRBzJ0KzPtKg
TXTfastly-domain-delgation-vdnblsdg768nm-21052021
TXTglobalsign-domain-verification=B8359DCEFBCF837B95E2F82282E4297A
TXTxIGeuA0e5B1BOjTE4IBO806ziFX9G1m2dVJ8zO7CMkmKwZ6MEkMXC0P7n5SRCGOdS9jbceH/7gKYg...
TXTstatus-page-domain-verification=p83gt91wpxms
TXTglobalsign-domain-verification=87677a19ae97bfbeec25ff1510a80420
TXTopenai-domain-verification=dv-5z82SztO32q9YBNgFooNBz5v
TXTadobe-idp-site-verification=66e813947c764d98330002232f383a68df8ad609065abb948...
TXTairtable-verification=b25f432db3cbc5bfc481914364b6ce41
TXTgoogle-site-verification=DzhZyP8pu0M1-RFghfTcSN-9poidboYRNdfn2Rf2hCQ
TXTgoogle-site-verification=xqg8LPF_v_QMEIST789q8xhRDqUEX4_8lQjAvV6YykY
TXTgoogle-site-verification=NEWpTHNZnWRWN3trkIMeFbuPVG3ExwOXUHlC9aJ2sks
TXTgoogle-site-verification=DZTZhbBaYJ6AO5j-tHFYBdkwryNywFh2gMUeg3SRDSg
TXTpardot962443=9098884472c5cb29a2e20700b41411cb4aa5ebcf340360e71b2cd8464d8864b6
TXTglobalsign-domain-verification=9ff12eafbeebb02a0f2b0383aef9d1fa
TXTjAykGnWytyLeBseMa8x2/MBve6/yQqana4yrAc1ROoei7uZHUkM2FU0Xx4qI/rm+kOGdImZdoq0fd...
TXTpardot_378242_*=8b485d5cd9114869cff8f307da5fa9287434ebec11621d88c07ce97a7fee06e0
TXTgoogle-site-verification=lY-T8NneGQX1RGXeaoBJjSmT_lx3dLRKDq1xY44ZI5w
TXTbrevo-code:30d9f789747b4c124f72dabf24a0a97f
TXTjamf-site-verification=3o6gdpul8xpeqY0GpAZqxw
TXTsmartsheet-site-validation=jfLh_IkQNJXuKKpTn7RydwiiaAOLy4CR
TXTairtable-verification=8b8110e9283dd87d57b3c5f2f5af2db1
TXTatlassian-domain-verification=OYfkFwspEELRW6A32BsDVWgvdz8/pLBxVcq7s/mHLBVGqRQ...
TXTanthropic-domain-verification-gy5zhc=zmrGT2kyyc2HlnUn6f0utkQB6
TXTatlassian-domain-verification=ASRKBXyOafZgDCRWh1Ylv34hiOSMgAIoNXs8H57rR3aTkuO...
TXTgoogle-site-verification=pWvLuNePLYxAbafZw2a95vnBhvcj12DzM9NulT9ujSY
TXTopenai-domain-verification=dv-e8vYSnmmPbWxpNte1iIKgvOO
TXTMS=ms35192554
TXTglobalsign-domain-verification=dcc2e5d0d67efc32044ae679c7cf19e6
TXTglobalsign-domain-verification=5A1F4E0081852ECB9015E837384121AD
TXTgoogle-site-verification=MmfJS0BjLRgcxrlj8kAyNdToKeAmj0fKb-lPOnd5Pmo
TXTairtable-verification=a92cef30671587a4f6deb7951c1c3f1a
TXTpardot378242=7001579db574e062735763ba81b54da111abc31facf16bbfa653ab6b8a770988
TXTpardot679353=3cc5e124c5020a1e160f01981f45be33a467a1c802711e0e5654184ef56d18c9
TXTstatus-page-domain-verification=b4j4g69th3vv
TXTanthropic-domain-verification-dprfjc=K9LyiFV7zLafnNLNO4lFjyaRx
TXTglobalsign-domain-verification=C44DEEAC45AB4DC2B5AD0B9B2E5D5803
TXTglobalsign-domain-verification=1DDF777ED1ADF45E5FFAFFAAD6774180
TXT_51a79b140kb1cu9o67nzuefyhhxthv9
TXTatlassian-domain-verification=Z8oUd5brL6/RGUMCkxs4U0P/RyhpiNJEIVx9HXJLr3uqEQ1...
TXTglobalsign-domain-verification=1C94E0FFAAE95796F597427644D90C03
TXTPeh2GHoW8uiAzwS9tTZKlGBn9cMq6Y+XUFtrqmLtqFh1WvloPkzGczPsZcSdDfin4hZ7QiL9J7SM8...
TXTciscocidomainverification=41ce9827e3fbbca9ce75d5dbb5a6bc7b089dc4e239c1b56ba82...
TXTv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
TXTpardot679353=f93ea3588d69483bf48dbf587511f51d43ddadaae52b8bac6856c8428559a06d
TXT_cwe6cxmi9tji7gazwtzipl4onpu23nv
SOAa1-171.akam.netnetmanager@harvard.edu 2023-07-18 #43
WOT: SAFE (65/100)
rank #108 globally
rank #2 in the tld
This domain name "harvard.edu" represents the official website of Harvard University, a prestigious Ivy League research university located in Cambridge, Massachusetts, United States. It serves as a platform for the institution to share information about its academics, research, admissions, campus life, news, events, and other university-related content to students, staff, alumni, and the public.WOT: SAFE (92/100)
📈 Tranco rank: #301
harvard.edu - Tranco Rank (30d: ↑+16)296300305310315317Mar 29Apr 8Apr 18Apr 28May 8Rank#314#298

Harvard University

Harvard University is the oldest institution of higher education in the United States, founded in 1636 in Cambridge, Massachusetts. It is one of the world's most prestigious universities, comprising 15+ schools including Harvard College, Harvard Law School, Harvard Medical School, and Harvard Business School. The university offers programs for every phase of learning—from undergraduate concentrations to graduate degrees and professional development.

Notable Features

  • Quantum Research Leadership: Home to the world's first Ph.D. programs in quantum science and engineering through the Harvard Quantum Initiative
  • Research Excellence: Pioneering work across disciplines including AI, medicine, public health, and quantum computing
  • Extensive Resources: 17 libraries, world-class museums, and comprehensive research centers

DNS & Hosting Infrastructure

ServiceProviderDetails
DNSAkamai6 nameservers (a1-171.akam.net, a6-66.akam.net, a7-65.akam.net, a10-66.akam.net, a11-67.akam.net, a16-64.akam.net)
Web HostingAutomattic192.0.66.20
EmailProofpointmx0a-00171101.pphosted.com, mx0b-00171101.pphosted.com (priority 100)
DNSSECNot enabledNo DS record present

The domain has 46 TXT records for service verifications including Google, Adobe, Anthropic, and Atlassian integrations.

Subdomains

franklin.lib.harvard.edu
ezp-prod0.lib.harvard.edu
portal-admin.lib.harvard.edu
fds.lib.harvard.edu
p.lib.harvard.edu
dash.lib.harvard.edu
ids.lib.harvard.edu
ezptest-int.lib.harvard.edu
azp-qa.lib.harvard.edu
fts.lib.harvard.edu
ldi-2.lib.harvard.edu
ldi-1.lib.harvard.edu
hz.lib.harvard.edu
curiosity.lib.harvard.edu
ezp-prod-backend.lib.harvard.edu
pds.lib.harvard.edu
almaapi-prod.lib.harvard.edu
primoapi-prod.lib.harvard.edu
nrs.lib.harvard.edu
ted.lib.harvard.edu
oasis.lib.harvard.edu
iqss.lib.harvard.edu
azp-prod.lib.harvard.edu
hgl.lib.harvard.edu
innoapps-prod.lib.harvard.edu
hollisarchives.lib.harvard.edu
eda.lib.harvard.edu
copyright.lib.harvard.edu
azp2.lib.harvard.edu
webservices.lib.harvard.edu
ids-prod.lib.harvard.edu
azp1.lib.harvard.edu

Same first word

lib.cn
lib.net
lib.ut.us
lib.nh.us
lib.ge
lib.education
lib.nyc
lib.services
lib.bz
lib.ir
lib.sale
lib.yoshida.shizuoka.jp
lib.ltd
lib.biz
lib.com.ly
lib.no
lib.de.us
lib.yoshikawa.saitama.jp
lib.az.us
lib.wi.us
lib.al.us
lib.so
lib.nl
lib.or.kr
lib.saga.saga.jp
lib.chigasaki.kanagawa.jp
lib.do
lib.ga.us
lib.nu
lib.ma.us
lib.ac
lib.wv.us
lib.in.us
lib.zone
lib.pl
lib.com.br
lib.adachi.tokyo.jp
lib.nm.us
lib.va.us
lib.li
lib.sagamihara.kanagawa.jp
lib.mba
lib.ota.gunma.jp
lib.az
lib.hatenablog.com
lib.ad
lib.hitachinaka.ibaraki.jp
lib.fi
lib.sg
lib.sx.cn
lib.com.au
lib.cat
lib.sc.us
lib.fr
lib.pa.us
lib.hk
lib.camp
lib.higashiyamato.tokyo.jp
lib.com.tw
lib.nj.us
lib.if.ua
lib.re
lib.co.us
lib.tel
lib.com
lib.mo.us
lib.bg
lib.ah.cn
lib.tf
lib.ru
lib.il.us
lib.nc.us
lib.ink
lib.ok.us
lib.org.cn
lib.ks.us
lib.oh.us
lib.kiev.ua
lib.fl.us
lib.la
lib.nerima.tokyo.jp
lib.mi.us
lib.mn
lib.ibaraki.osaka.jp
lib.kh.ua
lib.lt
lib.kherson.ua
lib.ms
lib.news
lib.kg
lib.tax
lib.media
lib.wy.us
lib.ua
lib.wtf
lib.mn.us
lib.sk
lib.social
lib.net.ru
lib.org.ua

Similar names

ibl.or.id
lib.to.gov.br
bil.lease
bil.su
lib.eco
lbi.ch
ibl.co
bil.nl
ibl.us
bil.com.tr
lib.joetsu.niigata.jp
lib.or.us
lib.video
lib.ar.us
lbi.com.tw
ilb.mx
lib.tw
lib.zt.ua
lib.mt.us
bil.org.pl
lib.aero
lib.ia.us
bli.eu
lbi.one
lib.ovh
bil.ly
bil.lv
lib.al
lib.lgbt
ibl.fr
lbi.ca
lib.ee
ilb.edu.mx
lib.zip
ilb.jp
lib.iq
lib.me.us
bil.co.th
lib.tajimi.gifu.jp
ilb.org.br
lbi.co
bli.gov.tw
lib.toyonaka.osaka.jp
bli.digital
bli.info
lib.md.us
bil.nyc
ilb.ee
lib.com.ru
ibl.dk
lib.gr
lib.be
bil.fr
lib.co
lbi.pl
lib.ak.us
bil.by
bil.com.mx
bli.ru
bli.so
ibl.su
lib.ogawa.saitama.jp
lib.fussa.tokyo.jp
bil.at
ibl.it
lbi.cn
bli.com.br
bli.ch
ibl.io
lib.soy
lib.hasuda.saitama.jp
lbi.lutsk.ua
lib.tx.us
ibl.be
lbi.ua
lbi.co.kr
ibl.hu
lib.in.ua
lib.sk.ca
ibl.org.br
lib.ca.us
bil.lt
lib.lu
lbi.org.br
lbi.co.uk
ibl.cloud
lib.suita.osaka.jp
bli.ms
bil.if.ua
lbi.org
ibl.gr
ibl.institute
lib.nic.in
lib.foo
lbi.builders
ibl.si
ilb.no
bil.de
bli.it
bil.cc

DNS History

10 records (7 active, 3 former)

20162017201820192020202120222023202420252026NSa1-171.akam.neta10-66.akam.neta11-67.akam.neta16-64.akam.neta6-66.akam.neta7-65.akam.netA52.1.251.179128.103.147.209CNAMEfranz.lts.harvard.edusylvia.harvard.edu
●NSa1-171.akam.net2026-02-15 → 2026-05-10 · 2 obs
● 2026-02-15 07:38:36
● 2026-05-10 12:59:28
●NSa10-66.akam.net2026-02-15 → 2026-05-10 · 2 obs
● 2026-02-15 07:38:36
● 2026-05-10 12:59:28
●NSa11-67.akam.net2026-02-15 → 2026-05-10 · 2 obs
● 2026-02-15 07:38:36
● 2026-05-10 12:59:28
●NSa16-64.akam.net2026-02-15 → 2026-05-10 · 2 obs
● 2026-02-15 07:38:36
● 2026-05-10 12:59:28
●NSa6-66.akam.net2026-02-15 → 2026-05-10 · 2 obs
● 2026-02-15 07:38:36
● 2026-05-10 12:59:28
●NSa7-65.akam.net2026-02-15 → 2026-05-10 · 2 obs
● 2026-02-15 07:38:36
● 2026-05-10 12:59:28
○A128.103.147.2092015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 16:01:26
○ 2026-02-15 07:38:36
○ 2026-05-10 12:59:28
●A52.1.251.1792015-10-13 → 2026-05-10 · 3 obs
○ 2015-05-11 16:01:26
● 2015-10-13 08:31:06
● 2026-05-10 12:59:28
○CNAMEfranz.lts.harvard.edu2015-10-13 → 2026-02-15 · 5 obs
○ 2015-05-11 16:01:26
● 2015-10-13 08:31:06
● 2026-02-15 07:38:36
○ 2026-03-07 17:09:20
○ 2026-05-10 12:59:28
○CNAMEsylvia.harvard.edu2015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 16:01:26
○ 2015-10-13 08:31:06
○ 2026-05-10 12:59:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
edua.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...-
harvard.edua7-65.akam.net, a11-67.akam.net, a1-171.akam.net, a16-64.akam.net...-

✅ Authoritative Response

Server:23.61.199.65

NS records: a7-65.akam.net, a11-67.akam.net, a1-171.akam.net, a16-64.akam.net, a6-66.akam.net, a10-66.akam.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for harvard.edu (unsigned zone)

⏱️ Timing

Total: 673ms | Queries: -

📄 Records

TypeCountSample Data
A152.1.251.179
NS6a11-67.akam.net, a1-171.akam.net...
TXT1google-site-verification=JxxHnhdpmTAyXe0
SOA1a1-171.akam.net netmanager.harvard.edu

Analysis

Hierarchy

lib.harvard.edu is the parent of franklin.lib.harvard.edu, ezp-prod0.lib.harvard.edu, portal-admin.lib.harvard.edu, fds.lib.harvard.edu, p.lib.harvard.edu and several other host names.

IP Addresses

lib.harvard.edu points to a single IP: 52.1.251.179.

Other host names, for instance ec2-52-1-251-179.compute-1.amazonaws.com, share IP numbers with lib.harvard.edu.

Name Servers

lib.harvard.edu is delegated to six name servers: a1-171.akam.net, a10-66.akam.net, a11-67.akam.net, a16-64.akam.net, a6-66.akam.net and a7-65.akam.net.

lib.harvard.edu at least partially shares its name servers with other domains, for instance 0.162.164.in-addr.arpa, lvmh-fendi.cn, 54.232.172.in-addr.arpa, zehrsmarkets.ca and mydocstoc.com.

These name servers are commonly used with a9-66.akam.net, a4-64.akam.net, a12-65.akam.net, a3-67.akam.net, a3-65.akam.net, a1-249.akam.net, a26-64.akam.net, a12-67.akam.net, a5-66.akam.net and a18-65.akam.net.

Hostnames with two IP numbers:

a1-171.akam.net points to 2600:1401:2::ab and 193.108.91.171

a10-66.akam.net points to 2600:1480:d000::42 and 96.7.50.66

a11-67.akam.net points to 2600:1480:1::43 and 84.53.139.67

a16-64.akam.net points to 2600:1406:1b::40 and 23.211.132.64

a6-66.akam.net points to 2600:1401:1::42 and 23.211.133.66

a7-65.akam.net points to 2600:1406:32::41 and 23.61.199.65