crp.cornell.edu - robtex.com

crp.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:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A192.178.155.27🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.27🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1a🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26🇺🇸 Google173.194.76.0/24
PTRws-in-f26.1e100.net
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 ⭐
TXTNmwZsJfvHf2DUPwvPqMaLkflPi89l0leQfEkMtPmpxQNqlkPy0anm5LZM/N+sxrW+oJfdGKCyoi/q...
TXTautodesk-domain-verification=9Y0MrpeHy7LiqjUs0Rpy
TXTgoogle-site-verification=V6u6xIMwPwKv6d55ZV4VqbkO1mjLlzyvQKkbz4usOM0
TXTY29ybmVsbA==
TXT7OT7JRZVY1IKZ8J8U84AK2JX4T0J2BM42TL8LSZLV
TXTfacebook-domain-verification=kiwj4xtbf69jsywfq4nlu7a0z81doz
TXTgoogle-site-verification=CauHX8dfnPle2exSgs6k3OuJ_rPzkV1d6n6E9OFJFO8
TXTapple-domain-verification=R62yGBLwZW9fUKsm
TXTgoogle-site-verification=Gh3jhxuBIdlsH1dgfvJhSGS30sk0OFFvel_I9xQkI5c
TXTsending_domain44232=26593424e3f9a029c8413a3f66844938dd909eec6d3c1421168e0fa97...
TXTv=spf1 ip4:128.253.150.144/30 ip4:128.253.150.158 ip4:128.253.150.176 ip4:128...
TXTadobe-idp-site-verification=f41c9778dd61e0b903e5daff9095300a03eb9ad4a2a7ce435...
SOAdns.cit.cornell.edunsmaster@cornell.edu serial=3605111002
WOT: SAFE (63/100)
rank #215 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: #590
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.

Subdomains

mat-pc2.crp.cornell.edu
mat-pc1.crp.cornell.edu

Same first word

crp.nl
crp.re
crp.pe
crp.com
crp.solutions
crp.co.th
crp.dyndns.org
crp.co.uk
crp.com.pe
crp.at
crp.com.br
crp.biz
crp.co.jp
crp.go.th
crp.it
crp.pl
crp.co.at
crp.wroclaw.pl
crp.de
crp.nu
crp.pt
crp.kz
crp.ch
crp.se
crp.cn
crp.net.cn
crp.be
crp.cz
crp.com.tr
crp.org.br
crp.photo
crp.no
crp.to
crp.mx
crp.center
crp.irish
crp.net
crp.ge
crp.jp
crp.rs
crp.com.au
crp.ru
crp.fr
crp.gg
crp.education
crp.co.in
crp.cc
crp.org
crp.fi
crp.us
crp.ab.ca
crp.spb.ru
crp.is
crp.eu
crp.group
crp.su
crp.adv.br
crp.online

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prc.nl

DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026A132.236.204.136CNAMEsitedetour.comidstatic.cit.cornell.edu
○A132.236.204.1362015-07-13 → 2016-06-18 · 4 obs
● 2015-07-13 01:38:00
● 2016-06-18 19:18:30
○ 2026-03-31 04:42:56
○ 2026-05-11 14:39:50
○CNAMEidstatic.cit.cornell.edu2015-07-13 → 2016-06-18 · 4 obs
● 2015-07-13 01:38:00
● 2016-06-18 19:18:30
○ 2026-03-31 04:42:56
○ 2026-05-11 14:39:50
●CNAMEsitedetour.com2026-03-31 → 2026-05-11 · 3 obs
○ 2016-06-18 19:18:30
● 2026-03-31 04:42:56
● 2026-05-11 14:39:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
edud.edu-servers.net, b.edu-servers.net, f.edu-servers.net, h.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:192.35.82.53

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: 336ms | 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

Hierarchy

crp.cornell.edu is a parent of mat-pc2.crp.cornell.edu and mat-pc1.crp.cornell.edu.

IP Addresses

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

Other host names such as shoppuritanvitamins.com, nutrigroup.cl, lentilky.cz, purecaps.ch and dolce-gusto.com.ph share IPs with crp.cornell.edu.

Name Servers

crp.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.

crp.cornell.edu at least partially shares name servers with other domains, for instance slappies.com, web-gift.jp, com.vet, uncommonheroes.com and theitalian.city.

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

Five mail servers handle crp.cornell.edu: 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.

crp.cornell.edu shares at least partially some mail servers with other domains, including syajh.tp.edu.tw, ns500841.ns500821.ns500794.ns500841.ns500794.ns500795.ns500821.ns500821.ns500795.ns500794.ns500794.ns500795.ns500790.ns500795.lustypartnersfinder.com, galleryt.com.sg, xcrm.nl and fietsunie.nl.

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

Host names with two IP numbers:

Hostname aspmx.l.google.com points to 2607:f8b0:4004:c1b::1a and 192.178.155.27.

Hostname alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.27.

Hostname alt2.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.27.

Hostname alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26.

Hostname alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.26.