bme.cornell.edu - robtex.com

bme.cornell.edu

CNAMEsitedetour.com
DNSSEC⚠️ Not signed
A3.224.123.132🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix
PTRec2-3-224-123-132.compute-1.amazonaws.com
A35.171.238.11🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix
NSns-1931.awsdns-49.co.uk ⭐
A2600:9000:5307:8b00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1931.awsdns-49.co.uk
A205.251.199.139🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1931.awsdns-49.co.uk
NSns-1500.awsdns-59.org
A2600:9000:5305:dc00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1500.awsdns-59.org
A205.251.197.220🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1500.awsdns-59.org
NSns-7.awsdns-00.com
A2600:9000:5300:700::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-7.awsdns-00.com
A205.251.192.7🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-7.awsdns-00.com
NSns-977.awsdns-58.net
A2600:9000:5303:d100::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-977.awsdns-58.net
A205.251.195.209🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-977.awsdns-58.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c03::1b🇺🇸 Google2607:f8b0::/32
PTRdy-in-f27.1e100.net
A142.250.141.27🇺🇸 Google142.250.141.0/24
PTRdd-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
A192.178.223.27🇺🇸 Google192.178.223.0/24
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
A192.178.209.26🇺🇸 Google192.178.209.0/24
TXTgoogle-site-verification=MDqQqdiF-r1_c-omsVbfJ3Gtl4TFs-zVMnJ8fmZgg1g
TXTgoogle-site-verification=dpQIFnJ3p5LHVpGF57XzNIl_LWcuwHW7HRtIC9rOufg
TXTproxy-ssl.webflow.com
TXTsite24x7-signals-domain-verification=52615da223caee5322cb9e73f078b8f3
TXTv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDOdGjITVnnj8GNXK0keCX...
TXTv=spf1 include:_spf.google.com ~all
SOAns-1931.awsdns-49.co.ukawsdns-hostmaster@amazon.com serial=1

cornell.edu

DNSSEC⚠️ Not signed
A128.253.173.241🇺🇸 CORNELL-AS128.253.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853
A128.253.173.242🇺🇸 CORNELL-AS128.253.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853
A128.253.173.243🇺🇸 CORNELL-AS128.253.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853
A128.253.173.244🇺🇸 CORNELL-AS128.253.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853
A128.253.173.245🇺🇸 CORNELL-AS128.253.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853
A128.253.173.246🇺🇸 CORNELL-AS128.253.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853
NSdns.cit.cornell.edu ⭐
NSbigred.cit.cornell.edu
NScudns.cit.cornell.edu
NSdrdns.cit.cornell.edu
NSdrdns2.cit.cornell.edu
MXcornell-edu.mail.protection.outlook.com ⭐
TXTY29ybmVsbA==
TXT7OT7JRZVY1IKZ8J8U84AK2JX4T0J2BM42TL8LSZLV
TXTfacebook-domain-verification=kiwj4xtbf69jsywfq4nlu7a0z81doz
TXTautodesk-domain-verification=9Y0MrpeHy7LiqjUs0Rpy
TXTapple-domain-verification=R62yGBLwZW9fUKsm
TXTNmwZsJfvHf2DUPwvPqMaLkflPi89l0leQfEkMtPmpxQNqlkPy0anm5LZM/N+sxrW+oJfdGKCyoi/q...
TXTgoogle-site-verification=Gh3jhxuBIdlsH1dgfvJhSGS30sk0OFFvel_I9xQkI5c
TXTgoogle-site-verification=CauHX8dfnPle2exSgs6k3OuJ_rPzkV1d6n6E9OFJFO8
TXTsending_domain44232=26593424e3f9a029c8413a3f66844938dd909eec6d3c1421168e0fa97...
TXTgoogle-site-verification=V6u6xIMwPwKv6d55ZV4VqbkO1mjLlzyvQKkbz4usOM0
TXTadobe-idp-site-verification=f41c9778dd61e0b903e5daff9095300a03eb9ad4a2a7ce435...
TXTv=spf1 ip4:128.253.150.144/30 ip4:128.253.150.158 ip4:128.253.150.176 ip4:128...
SOAdns.cit.cornell.edunsmaster@cornell.edu serial=3605111902
WOT: SAFE (80/100)
rank #216 globally
rank #5 in the tld
This domain name is associated with Cornell University, an Ivy League research university located in Ithaca, New York. The ".edu" extension signifies that the domain is used for educational institutions, specifically colleges and universities. The Cornell.edu domain is used for the university's website, where one can find information about their programs, research, faculty, and more.WOT: SAFE (95/100)
📈 Tranco rank: #587
cornell.edu - Tranco Rank (30d: ↓-107)468480500520540560580600606Mar 29Apr 8Apr 18Apr 28May 8May 9Rank#480#587

Cornell University

Cornell University is a private Ivy League research university founded in 1865 by Ezra Cornell and Andrew (0x4469636b)son White. Guided by its founding vision that "any person can find instruction in any study," Cornell has grown into one of the world's leading academic institutions. The university is headquartered in Ithaca, New York, with an additional campus in New York City (Cornell Tech on Roosevelt Island).

Academic Profile

  • Classification: Private Ivy League research university and New York's land-grant institution
  • Student Body: Approximately 25,000+ students across all campuses
  • Colleges: Multiple schools including Engineering (recently renamed David A. Duffield College of Engineering), Arts & Sciences, Agriculture, Business, Law, and Medicine
  • Research Focus: Environmental sustainability, agricultural advancement, AI in healthcare, and maritime technology

DNS Infrastructure

Cornell operates its own authoritative DNS infrastructure under the Cornell Information Technologies (CIT) department:

ServiceDetails
Nameserversbigred.cit.cornell.edu,cudns.cit.cornell.edu,dns.cit.cornell.edu, plus cloud-hosted DR servers on Microsoft Azure and AWS
MailMicrosoft 365 (cornell-edu.mail.protection.outlook.com)
Web HostingSix redundant IPs (128.253.173.241-246) on Cornell's own AS (CORNELL-AS)
DNSSECNot enabled (unsigned zone)

The university maintains over 100 subdomains serving various departments, research centers, and administrative functions.

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DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026A132.236.204.136CNAMEsitedetour.comidstatic.cit.cornell.edu
○A132.236.204.1362015-08-23 → 2016-04-20 · 4 obs
● 2015-08-23 05:31:46
● 2016-04-20 13:23:12
○ 2026-05-08 11:39:46
○ 2026-05-11 23:55:54
○CNAMEidstatic.cit.cornell.edu2015-08-23 → 2016-04-20 · 4 obs
● 2015-08-23 05:31:46
● 2016-04-20 13:23:12
○ 2026-05-08 11:39:46
○ 2026-05-11 23:55:54
●CNAMEsitedetour.com2026-05-08 → 2026-05-11 · 3 obs
○ 2016-04-20 13:23:12
● 2026-05-08 11:39:46
● 2026-05-11 23:55:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
edua.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...-
cornell.edubigred.cit.cornell.edu, cudns.cit.cornell.edu, dns.cit.cornell.edu, drdns.cit.cornell.edu...5 records

✅ Authoritative Response

Server:128.253.180.35

NS records: bigred.cit.cornell.edu, cudns.cit.cornell.edu, dns.cit.cornell.edu, drdns.cit.cornell.edu, drdns2.cit.cornell.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cornell.edu (unsigned zone)

⏱️ Timing

Total: 350ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1sitedetour.com

📌 Glue Records Collected

Total: 5

In-bailiwick: 5 (bigred.cit.cornell.edu, cudns.cit.cornell.edu, dns.cit.cornell.edu...)

Analysis

IP Addresses

bme.cornell.edu points to two IP numbers: 3.224.123.132 and 35.171.238.11.

Other host names such as dolce-gusto.fi, e-solgar.com, elmundodeldulce.com.ve, puritan.ch and nbtyeurope.com share IPs with bme.cornell.edu.

Name Servers

bme.cornell.edu is delegated to four name servers: ns-7.awsdns-00.com, ns-977.awsdns-58.net, ns-1500.awsdns-59.org and ns-1931.awsdns-49.co.uk.

Host names with two IP numbers:

ns-7.awsdns-00.com points to: 2600:9000:5300:700::1 and 205.251.192.7

ns-977.awsdns-58.net points to: 2600:9000:5303:d100::1 and 205.251.195.209

ns-1500.awsdns-59.org points to: 2600:9000:5305:dc00::1 and 205.251.197.220

ns-1931.awsdns-49.co.uk points to: 2600:9000:5307:8b00::1 and 205.251.199.139

Mail Servers

bme.cornell.edu is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

bme.cornell.edu shares at least partially some mail servers with other domains, for instance ns500758.ns500759.ns500758.ns500735.ns500736.ns500736.ns500736.ns500735.ns500735.ns500576.ns500708.ns500698.ns500619.ns500576.ns500576.trackreceptor.com, ns500821.ns500841.ns500821.ns500794.ns500794.ns500794.ns500794.ns500795.ns500794.ns500794.lustypartnersfinder.com, ns500734.ns500734.ns500699.ns500693.ns500734.ns500699.ns500699.ns500693.ns500588.ns500699.ns500683.ns500683.ns500699.ns500693.ns500699.ns500602.dtrkdll.com, hajraa.nl and ns500759.ns500758.ns500698.ns500758.ns500698.ns500736.ns500735.ns500698.ns500735.ns500698.ns500708.ns500576.ns500686.ns500619.ns500576.trackreceptor.com.

these mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers

Each host name points to two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4023:c03::1b and 142.250.141.27

alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1b and 108.177.123.27

alt2.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.26

alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.27

alt4.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26