CF1761589524968-tsm20251027103946

MXLIST.NET - io.harvard.edu

Search for IP or hostnames:

io.harvard.edu checked at 2025-10-27T18:25:24.407Z 6456ms 162/162/162 100% R:11

io.harvard.edu

MXaspmx2.googlemail.com
A2a00:1450:4013:c1e::1b 🇳🇱 Google
PTRyugrqzs-in-f27.1e100.net
A192.178.213.26🇺🇸 Google
PTRyugrqzs-in-f26.1e100.net
MXaspmx3.googlemail.com
A2a00:1450:400c:c00::1a 🇧🇪 Google
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26🇺🇸 Google
PTRws-in-f26.1e100.net
NSa1-171.akam.net
A2600:1401:2::ab 🇺🇸 Akamai
PTRa1-171.akam.net
PTRns1-171.akam.net
A193.108.91.171🇳🇱 Akamai
PTRa1-171.akam.net
PTRns1-171.akam.net
NSa10-66.akam.net
A2600:1480:d000::42 🇺🇸 Akamai
PTRa10-66.akam.net
A96.7.50.66🇺🇸 Akamai
PTRa10-66.akam.net
NSa11-67.akam.net
A2600:1480:1::43 🇺🇸 Akamai
PTRa11-67.akam.net
PTRns4-67.akam.net
A84.53.139.67🇳🇱 Akamai
PTRa11-67.akam.net
PTRns4-67.akam.net
NSa16-64.akam.net
A2600:1406:1b::40 🇺🇸 Akamai
PTRa16-64.akam.net
A23.211.132.64🇺🇸 Akamai
PTRa16-64.akam.net
NSa6-66.akam.net
A2600:1401:1::42 🇺🇸 Akamai
PTRa6-66.akam.net
A23.211.133.66🇺🇸 Akamai
PTRa6-66.akam.net
NSa7-65.akam.net
A2600:1406:32::41 🇺🇸 Akamai
PTRa7-65.akam.net
PTRns3-65.akam.net
A23.61.199.65🇺🇸 Akamai
PTRa7-65.akam.net
PTRns3-65.akam.net
MXaspmx.l.google.com
A2a00:1450:400c:c02::1b 🇧🇪 Google
PTRwn-in-f27.1e100.net
PTRwn-in-x1b.1e100.net
A74.125.206.26🇺🇸 Google
PTRwk-in-f26.1e100.net
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1b 🇮🇪 Google
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google
PTRdj-in-f26.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:400c:c00::1b 🇧🇪 Google
PTRws-in-f27.1e100.net
PTRws-in-x1b.1e100.net
A173.194.76.26🇺🇸 Google
PTRws-in-f26.1e100.net
A140.247.232.110🇺🇸 HARVARDNET
PTRio.harvard.edu
PTRio.as.harvard.edu

harvard.edu

MXmx0a-00171101.pphosted.com
MXmx0b-00171101.pphosted.com
NSa1-171.akam.net
NSa10-66.akam.net
NSa11-67.akam.net
NSa16-64.akam.net
NSa6-66.akam.net
NSa7-65.akam.net
A192.0.66.20🇺🇸 Automattic
rank #103 globally
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.

PTR for

Starts with same word

Starts similarily

AI analysis

io.harvard.edu points to a single IP: 140.247.232.110.

Other host names, such as io.as.harvard.edu, share IP numbers with io.harvard.edu.

io.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.

io.harvard.edu partially shares name servers with other domains; examples include 51.162.in-addr.arpa, cashforwardcard.com, 53ins.com, botaka.net and amphenolprintedcircuits.com.

These name servers are commonly used alongside 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.

Five mail servers handle io.harvard.edu: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

io.harvard.edu shares some mail servers with other domains, at least partially, such as sorexi.ma, bioclinitech.com, kotobashi.jp, bedo.la and solmu.com.

These mail servers are often used with aspmx4.googlemail.com, aspmx5.googlemail.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host aspmx2.googlemail.com points to 2a00:1450:4013:c1e::1b and 192.178.213.26.

Host aspmx3.googlemail.com points to 2a00:1450:400c:c00::1a and 173.194.76.26.

Host aspmx.l.google.com points to 2a00:1450:400c:c02::1b and 74.125.206.26.

Host alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.26.

Host alt2.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.26.

Names pointing to 173.194.76.26: aspmx3.googlemail.com and alt2.aspmx.l.google.com.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

xhWHzWd CF johedugfp 2025-10-27