EY Application

The following page provides details on domains, networks, IPs, hosting services, and content delivery networks used by EY.

What is EY?

EY - Financial
EY (Ernst & Young) provides consulting, assurance, tax and transaction services. It primarily provides assurance (which includes financial audit), tax, consulting and advisory services to its clients

EY Domains

Primary Domains

Platform Domains

Platform	Sample Domain	Details
Adobe Ads	{hidden}.omtrdc.net	and 1 more
Adobe Marketo	{hidden}.mktoweb.com	and 1 more
Akamai	{hidden}.akamaiedge.net	and 1 more
Amazon AWS	{hidden}.eu-central-1.elb.amazonaws.com	and 1 more
Apigee	{hidden}.apigee.net
Azure Front Door	{hidden}.azurefd.net	and 1 more
F5 Networks	{hidden}.gslb.f5silverline.com	and 1 more
Microsoft Azure	{hidden}.trafficmanager.net	and 34 more

Network Ranges

103.27.254.0/24
103.75.203.0/24
145.62.0.0/16
198.134.32.0/19
199.49.0.0/16
and 4 more

EY uses dedicated network blocks. This application dataset includes only those network ranges exclusively assigned to this service.

EY Network

Some organizations deploy all or parts of an application solution through their own infrastructure instead of third party hosting providers like AWS or Google Cloud Platform. The following is a sample of active IP addresses on the EY Network.

Sample IP	ASN	ASN Description	Route	Location
103.27.254.144	AS134827	Ernst & Young Japan	103.27.254.0/24	Japan
145.62.65.11	AS211280	GFIS	145.62.64.0/20	Germany
145.62.65.112	AS211280	GFIS	145.62.64.0/20	Germany
145.62.65.113	AS211280	GFIS	145.62.64.0/20	Germany
145.62.65.114	AS211280	GFIS	145.62.64.0/20	Germany
... and 95 more

Core Networks

Applications are sometimes deployed on partner networks, parent company networks, or regional hosting providers. The following is a sample of EY IP addresses deployed on this type of network.

Network	IP	PoP	Category	Location
Microsoft	40.99.154.134	Cheyenne	Business	United States
Microsoft	40.99.154.135	Cheyenne	Business	United States
Microsoft	40.99.154.137	Cheyenne	Business	United States
Microsoft	40.99.155.6	Cheyenne	Business	United States
Microsoft	40.99.155.7	Cheyenne	Business	United States
... and 81 more

SaaS - Software-as-a-Service

SaaS	Sample IP	# of IPs
Adobe Ads	66.235.152.111	70
Adobe Marketo	104.17.70.206	5
Auth0	104.18.34.171	4
GitHub	185.199.111.153	1
SAP	130.214.193.81	1
ServiceNow	148.139.82.199	1
Splunk	34.193.95.48	1

EY use the third-party SaaS platforms shown here. These services typically manage authentication, advertising, cybersecurity, e-mail services and more.

SaaS solutions are often deployed on multiple IPs across different geographical points-of-presence. In addition, it is common for these IP addresses to be shared by multiple applications.

Hosting

SaaS	Sample IP	# of IPs
Lumen	4.28.60.103	2
Microsoft Azure	191.234.216.180	63
Amazon AWS	185.28.196.193	10
Apigee	35.246.204.190	2
Equinix	145.40.106.236	9
DigitalOcean	139.59.165.19	1
Safenames	217.19.248.132	1

To scale its compute capacity and optimize resources, EY leverages a multi-cloud architecture.

Content Delivery Networks - CDNs

Summary

CDN	Sample IP	# of IPs
Akamai	200.40.28.36	737
Amazon CloudFront	108.159.102.80	4519
Azure Front Door	13.107.137.10	359
Cloudflare	162.159.135.91	4

To get information to end users more quickly, many apps - including EY - use Content Delivery Networks (CDNs).

Anycast

CDN	Sample IP	# of IPs
Cloudflare	162.159.135.91	4
Azure Front Door	13.107.137.10	359

Network Map

PoP Locations

CDN	Location	PoP	Network	# of IPs
Amazon CloudFront	Dubai	United Arab Emirates	Amazon CloudFront	64
Amazon CloudFront	Lisbon	Portugal	Amazon CloudFront	8
Amazon CloudFront	Santiago de Queretaro	Mexico	Amazon CloudFront	51
Amazon CloudFront	Muscat	Oman	Amazon CloudFront	62
Amazon CloudFront	Ho Chi Minh City	Vietnam	Amazon CloudFront	53
Amazon CloudFront	Berlin	Germany	Amazon CloudFront	4
Amazon CloudFront	Buenos Aires	Argentina	Amazon CloudFront	94
Amazon CloudFront	Cape Town	South Africa	Amazon CloudFront	39
Amazon CloudFront	Toronto	Canada	Amazon CloudFront	43
Amazon CloudFront	Nairobi	Kenya	Amazon CloudFront	96
Amazon CloudFront	Singapore	Singapore	Amazon CloudFront	96
Amazon CloudFront	Zurich	Switzerland	Amazon CloudFront	67
Amazon CloudFront	Vienna	Austria	Amazon CloudFront	116
Amazon CloudFront	Zagreb	Croatia	Amazon CloudFront	36
Amazon CloudFront	Ashburn	United States	Amazon CloudFront	65
Amazon CloudFront	Chicago	United States	Amazon CloudFront	63
Amazon CloudFront	Taipei	Taiwan	Amazon CloudFront	55
Amazon CloudFront	Manila	Philippines	Amazon CloudFront	38
Amazon CloudFront	Manchester	United Kingdom	Amazon CloudFront	55
Amazon CloudFront	Tokyo	Japan	Amazon CloudFront	81
Amazon CloudFront	Fortaleza	Brazil	Amazon CloudFront	56
Amazon CloudFront	Sao Paulo	Brazil	Amazon CloudFront	85
Amazon CloudFront	Helsinki	Finland	Amazon CloudFront	103
Amazon CloudFront	Johannesburg	South Africa	Amazon CloudFront	162
Amazon CloudFront	Vancouver	Canada	Amazon CloudFront	36
Amazon CloudFront	Hong Kong	Hong Kong	Amazon CloudFront	116
Amazon CloudFront	Boston	United States	Amazon CloudFront	24
Amazon CloudFront	Rio de Janeiro	Brazil	Amazon CloudFront	46
Amazon CloudFront	Miami	United States	Amazon CloudFront	137
Amazon CloudFront	New Delhi	India	Amazon CloudFront	27
Amazon CloudFront	Athens	Greece	Amazon CloudFront	55
Amazon CloudFront	Tel Aviv	Israel	Amazon CloudFront	30
Amazon CloudFront	Seoul	South Korea	Amazon CloudFront	72
Amazon CloudFront	Montreal	Canada	Amazon CloudFront	115
Amazon CloudFront	Brussels	Belgium	Amazon CloudFront	65
Amazon CloudFront	Warsaw	Poland	Amazon CloudFront	116
Amazon CloudFront	Prague	Czechia	Amazon CloudFront	12
Amazon CloudFront	Mumbai	India	Amazon CloudFront	64
Amazon CloudFront	Paris	France	Amazon CloudFront	203
Amazon CloudFront	Melbourne	Australia	Amazon CloudFront	76
Amazon CloudFront	Lagos	Nigeria	Amazon CloudFront	75
Amazon CloudFront	Osaka	Japan	Amazon CloudFront	23
Amazon CloudFront	Frankfurt	Germany	Amazon CloudFront	129
Amazon CloudFront	Hanoi	Vietnam	Amazon CloudFront	50
Amazon CloudFront	Phoenix	United States	Amazon CloudFront	20
Amazon CloudFront	Marseille	France	Amazon CloudFront	101
Amazon CloudFront	Kuala Lumpur	Malaysia	Amazon CloudFront	46
Amazon CloudFront	Santiago	Chile	Amazon CloudFront	54
Amazon CloudFront	Sofia	Bulgaria	Amazon CloudFront	49
Amazon CloudFront	Barcelona	Spain	Amazon CloudFront	51
Amazon CloudFront	Budapest	Hungary	Amazon CloudFront	115
Amazon CloudFront	Amsterdam	Netherlands	Amazon CloudFront	104
Amazon CloudFront	Bangkok	Thailand	Amazon CloudFront	67
Amazon CloudFront	New York	United States	Amazon CloudFront	108
Amazon CloudFront	London	United Kingdom	Amazon CloudFront	8
Amazon CloudFront	Kansas City	United States	Amazon CloudFront	35
Amazon CloudFront	Lima	Peru	Amazon CloudFront	44
Amazon CloudFront	Dusseldorf	Germany	Amazon CloudFront	43
Amazon CloudFront	San Francisco	United States	Amazon CloudFront	4
Amazon CloudFront	Madrid	Spain	Amazon CloudFront	84
Amazon CloudFront	Stockholm	Sweden	Amazon CloudFront	79
Amazon CloudFront	Brisbane	Australia	Amazon CloudFront	32
Amazon CloudFront	Los Angeles	United States	Amazon CloudFront	20
Amazon CloudFront	Hyderabad	India	Amazon CloudFront	20
Amazon CloudFront	Hamburg	Germany	Amazon CloudFront	12
Amazon CloudFront	Milan	Italy	Amazon CloudFront	71
Amazon CloudFront	Bogota	Colombia	Amazon CloudFront	45
Amazon CloudFront	Istanbul	Turkey	Amazon CloudFront	27
Amazon CloudFront	Chennai	India	Amazon CloudFront	89
Amazon CloudFront	Cairo	Egypt	Amazon CloudFront	39
Amazon CloudFront	Seattle	United States	Amazon CloudFront	8
Amazon CloudFront	Copenhagen	Denmark	Amazon CloudFront	61
Amazon CloudFront	Nashville	United States	Amazon CloudFront	8
Amazon CloudFront	Pune	India	Amazon CloudFront	8
Akamai	Amsterdam	Netherlands	Akamai	5
Akamai	London	United Kingdom	Akamai	21
Akamai	Fujairah	United Arab Emirates	Akamai	5
Akamai	Paris	France	Akamai	18
Akamai	Sao Paulo	Brazil	Akamai	12
Akamai	Toronto	Canada	Akamai	12
Akamai	Curitiba	Brazil	Akamai	5
Akamai	Cape Town	South Africa	Akamai	7
Akamai	Hamburg	Germany	Akamai	3
Akamai	Dusseldorf	Germany	Akamai	9
Akamai	Madrid	Spain	Akamai	10
Akamai	Frankfurt	Germany	Akamai	30
Akamai	Mombasa	Kenya	Akamai	8
Akamai	Johannesburg	South Africa	Akamai	11
Akamai	Brussels	Belgium	Akamai	6
Akamai	Santiago	Chile	Akamai	8
Akamai	Tokyo	Japan	Akamai	22
Akamai	Athens	Greece	Akamai	10
Akamai	Bogota	Colombia	Akamai	9
Akamai	Dublin	Ireland	Akamai	8
Akamai	Istanbul	Turkey	Akamai	7
Akamai	Porto Alegre	Brazil	Akamai	7
Akamai	Barcelona	Spain	Akamai	4
Akamai	Glattbrugg	Switzerland	Akamai	7
Akamai	Fortaleza	Brazil	Akamai	10
Akamai	Prague	Czechia	Akamai	6
Akamai	Vienna	Austria	Akamai	22
Akamai	Stockholm	Sweden	Akamai	15
Akamai	Kolkata	India	Akamai	2
Akamai	Ashburn	United States	Akamai	15
Akamai	Minneapolis	United States	Akamai	1
Akamai	Taipei	Taiwan	Akamai	9
Akamai	Melbourne	Australia	Akamai	9
Akamai	Bangkok	Thailand	Akamai	6
Akamai	Bengaluru	India	Akamai	8
Akamai	Hyderabad	India	Akamai	1
Akamai	Durban	South Africa	Akamai	2
Akamai	Singapore	Singapore	Akamai	20
Akamai	Seoul	South Korea	Akamai	18
Akamai	New York	United States	Akamai	5
Akamai	Osaka	Japan	Akamai	3
Akamai	Copenhagen	Denmark	Akamai	6
Akamai	Auckland	New Zealand	Akamai	4
Akamai	Hong Kong	Hong Kong	Akamai	17
Akamai	Oslo	Norway	Akamai	9
Akamai	Miami	United States	Akamai	28
Akamai	Mumbai	India	Akamai	17
Akamai	Warsaw	Poland	Akamai	12
Akamai	Munich	Germany	Akamai	6
Akamai	Seattle	United States	Akamai	8
Akamai	Los Angeles	United States	Akamai	10
Akamai	Chicago	United States	Akamai	10
Akamai	Houston	United States	Akamai	6
Akamai	Brisbane	Australia	Akamai	5
Akamai	Kuala Lumpur	Malaysia	Akamai	7
Akamai	Rio de Janeiro	Brazil	Akamai	2
Akamai	Makati	Philippines	Akamai	1
Akamai	Lisbon	Portugal	Akamai	4
Akamai	Secaucus	United States	Akamai	8
Akamai	New Delhi	India	Akamai	6
Akamai	Vancouver	Canada	Akamai	7
Akamai	Cyberjaya	Malaysia	Akamai	3
Akamai	Milan	Italy	Akamai	9
Akamai	Chennai	India	Akamai	6
Akamai	Santa Clara	United States	Akamai	3
Akamai	Atlanta	United States	Akamai	4
Akamai	Montreal	Canada	Akamai	2
Akamai	Mexico City	Mexico	Akamai	1
Akamai	Berlin	Germany	Akamai	2
Akamai	Mount Prospect	United States	Akamai	1
Akamai	Irving	United States	Akamai	1
Akamai	Santiago de Queretaro	Mexico	Akamai	10
Akamai	Haarlem	Netherlands	Akamai	7
Akamai	Buenos Aires	Argentina	Akamai	10
Akamai	Sydney	Australia	Akamai	1
Akamai	San Jose	United States	Akamai	3
Akamai	Schiphol	Netherlands	Akamai	1
Akamai	Philadelphia	United States	Akamai	1
Akamai	Dubai	United Arab Emirates	Akamai	6
Akamai	Rome	Italy	Akamai	6
Akamai	Sofia	Bulgaria	Akamai	2
Akamai	Marseille	France	Akamai	3
Akamai	Bucharest	Romania	Akamai	6
Akamai	Palermo	Italy	Akamai	2
Akamai	Recife	Brazil	Akamai	6
Akamai	Marietta	United States	Akamai	1
Akamai	Jakarta	Indonesia	Akamai	1
Akamai	Las Vegas	United States	Akamai	1
Akamai	Manchester	United Kingdom	Akamai	1
Akamai	Dallas	United States	Akamai	4
Akamai	Lima	Peru	Akamai	5
Akamai	Tempe	United States	Akamai	1
Akamai	Helsinki	Finland	Akamai	1
Akamai	Mandaluyong	Philippines	Akamai	1
Akamai	Boston	United States	Akamai	2
Akamai	McAllen	United States	Akamai	2
Akamai	Brasilia	Brazil	Akamai	2
Akamai	Bangkok	Thailand	AIS	4
Akamai	Stockholm	Sweden	Arelion	2
Akamai	Muscat	Oman	Omantel	4
Akamai	Hanoi	Vietnam	VNPT	6
Akamai	Hanoi	Vietnam	FPT Group	6
Akamai	Makati	Philippines	Converge ICT	2
Akamai	Manila	Philippines	Converge ICT	4
Akamai	Zurich	Switzerland	Swisscom	2
Akamai	Lausanne	Switzerland	Swisscom	2
Akamai	Johannesburg	South Africa	Dimension Data	2
Akamai	Athens	Greece	Sparkle	2
Akamai	Taichung	Taiwan	Chunghwa Telecom	2
Akamai	Lima	Peru	Telefonica	2

Other Locations

CDN	Location	PoP	Network	# of IPs
Amazon CloudFront	Core Network	United Arab Emirates	Amazon CloudFront	4
Akamai	Core Network	Israel	ASN AS12400	6
Akamai	Core Network		ASN AS6057	4