WWW.RTSAK.COM - joslab.harvard.edu
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joslab.harvard.edu checked at 2025-09-30T08:34:47.186Z 334ms 120/120/120 100% R:16joslab.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.
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AI analysis
joslab.harvard.edu resolves to one IP number: 134.174.243.21.
joslab.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.
joslab.harvard.edu at least partially shares name servers with other domains, for instance 28.104.172.in-addr.arpa, 235.255.173.in-addr.arpa, abn.com, cricketwireless.mobi and 36.144.139.in-addr.arpa.
These name servers are commonly used with the following name servers: a9-66.akam.net, a4-64.akam.net, a12-65.akam.net, a3-67.akam.net, a3-65.akam.net, a1-249.akam.net, a12-67.akam.net, a26-64.akam.net, a13-67.akam.net and a18-65.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.
joslab.harvard.edu is handled by three mail servers: josmail.harvard.edu, mail1.joslin.harvard.edu and mail3.joslin.harvard.edu.
joslab.harvard.edu shares mail servers with other domains to some extent, for instance josmail.harvard.edu.
Host names with one IP number:
josmail.harvard.edu points to 134.174.243.22
mail3.joslin.harvard.edu points to 134.174.245.170