WWW.RTSAK.COM - sph.harvard.edu
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sph.harvard.edu checked at 2025-10-04T18:33:11.903Z 231ms 113/113/113 100% R:14sph.harvard.edu
| NS | a1-171.akam.net | ||||||
| A | 2600:1401:2::ab 🇺🇸 Akamai | ||||||
| PTR | a1-171.akam.net | ||||||
| PTR | ns1-171.akam.net | ||||||
| A | 193.108.91.171🇳🇱 Akamai | ||||||
| PTR | a1-171.akam.net | ||||||
| PTR | ns1-171.akam.net | ||||||
| NS | a10-66.akam.net | ||||||
| A | 2600:1480:d000::42 🇺🇸 Akamai | ||||||
| PTR | a10-66.akam.net | ||||||
| A | 96.7.50.66🇺🇸 Akamai | ||||||
| PTR | a10-66.akam.net | ||||||
| NS | a11-67.akam.net | ||||||
| A | 2600:1480:1::43 🇺🇸 Akamai | ||||||
| PTR | a11-67.akam.net | ||||||
| PTR | ns4-67.akam.net | ||||||
| A | 84.53.139.67🇳🇱 Akamai | ||||||
| PTR | a11-67.akam.net | ||||||
| PTR | ns4-67.akam.net | ||||||
| NS | a16-64.akam.net | ||||||
| A | 2600:1406:1b::40 🇺🇸 Akamai | ||||||
| PTR | a16-64.akam.net | ||||||
| A | 23.211.132.64🇺🇸 Akamai | ||||||
| PTR | a16-64.akam.net | ||||||
| NS | a6-66.akam.net | ||||||
| A | 2600:1401:1::42 🇺🇸 Akamai | ||||||
| PTR | a6-66.akam.net | ||||||
| A | 23.211.133.66🇺🇸 Akamai | ||||||
| PTR | a6-66.akam.net | ||||||
| NS | a7-65.akam.net | ||||||
| A | 2600:1406:32::41 🇺🇸 Akamai | ||||||
| PTR | a7-65.akam.net | ||||||
| PTR | ns3-65.akam.net | ||||||
| A | 23.61.199.65🇺🇸 Akamai | ||||||
| PTR | a7-65.akam.net | ||||||
| PTR | ns3-65.akam.net | ||||||
| MX | guardian2.sph.harvard.edu | ||||||
| A | 134.174.190.4🇺🇸 Longwood Medical and Academic Area | ||||||
| PTR | barracuda2.sph.harvard.edu | ||||||
| PTR | guardian2.sph.harvard.edu | ||||||
| MX | guardian.sph.harvard.edu | ||||||
| A | 134.174.190.3🇺🇸 Longwood Medical and Academic Area | ||||||
| PTR | barracuda.sph.harvard.edu | ||||||
| PTR | guardian.sph.harvard.edu | ||||||
harvard.edu
| MX | mx0a-00171101.pphosted.com | ||||||
| MX | mx0b-00171101.pphosted.com | ||||||
| NS | a1-171.akam.net | ||||||
| NS | a10-66.akam.net | ||||||
| NS | a11-67.akam.net | ||||||
| NS | a16-64.akam.net | ||||||
| NS | a6-66.akam.net | ||||||
| NS | a7-65.akam.net | ||||||
| A | 192.0.66.20🇺🇸 Automattic | ||||||
rank #1 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.
Up
sphweb.sph.harvard.edu |
cdn1.sph.harvard.edu |
guardian2.sph.harvard.edu |
alumni.sph.harvard.edu |
ems.sph.harvard.edu |
archive.sph.harvard.edu |
cdnhhs.sph.harvard.edu |
guardian.sph.harvard.edu |
sph172-19.sph.harvard.edu |
filrtest.sph.harvard.edu |
healthyheartscore.sph.harvard.edu |
npli.sph.harvard.edu |
greyhound.sph.harvard.edu |
bigfix.sph.harvard.edu |
barracuda2.sph.harvard.edu |
bsmaster.sph.harvard.edu |
compbio.sph.harvard.edu |
execed.sph.harvard.edu |
barracuda.sph.harvard.edu |
wrls-hu.sph.harvard.edu |
cdnecpe.sph.harvard.edu |
cdn2.sph.harvard.edu |
ecpe.sph.harvard.edu |
Starts with same word
Starts similarily
AI analysis
sph.harvard.edu is a parent of sphweb.sph.harvard.edu, cdn1.sph.harvard.edu, guardian2.sph.harvard.edu, alumni.sph.harvard.edu, ems.sph.harvard.edu and a few other host names.
sph.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.
sph.harvard.edu partially shares name servers with other domains; examples include 145.233.172.in-addr.arpa, 120.53.192.in-addr.arpa, grouponmail.es, groupon.it and zones.com.
These name servers are commonly used alongside a9-66.akam.net, a3-65.akam.net, a4-64.akam.net, a3-67.akam.net, a12-67.akam.net, a12-65.akam.net, a26-64.akam.net, a1-249.akam.net, a13-67.akam.net and a7-66.akam.net.
Host names 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.
sph.harvard.edu is handled by two mail servers: guardian2.sph.harvard.edu and guardian.sph.harvard.edu.
sph.harvard.edu has the same mail server setup as other domains, including sdac.harvard.edu, hsphsun3.harvard.edu, sphofs.harvard.edu, promedmail.com and promedmail.net.
Host names with one IP number: The host name guardian2.sph.harvard.edu points to 134.174.190.4 and the host name guardian.sph.harvard.edu points to 134.174.190.3.