Klaviyo Application

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

What is Klaviyo?

Klaviyo - Advertiser
Klaviyo is an email marketing platform created for online businesses. IT features email and SMS marketing automation.

Klaviyo Domains

Primary Domains

Platform Domains

Platform	Sample Domain	Details
Cloudflare	{hidden}.cloudflare.net	and 1 more
Fastly	{hidden}.fastly.net	and 2 more
Netlify Hosting	{hidden}.netlify.app
Statuspage	{hidden}.saas.atlassian.com
Zendesk	{hidden}.zendesk.com	and 1 more

SaaS - Software-as-a-Service

SaaS	Sample IP	# of IPs
HubSpot	199.60.103.28	4
Q4 Investor Relations	162.159.129.11	4
ReadMe	104.16.241.118	4
SendGrid	50.31.61.198	70
SparkPost	147.253.212.61	3
Zendesk	216.198.53.11	2

Klaviyo 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
Netlify Hosting	63.176.8.218	20
Amazon AWS	205.251.198.128	2
Namecheap	162.255.119.49	1
Microsoft Azure	172.185.17.246	1

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

Content Delivery Networks - CDNs

Summary

CDN	Sample IP	# of IPs
Amazon CloudFront	216.137.53.22	9565
Cloudflare	104.18.40.137	16
Fastly	199.232.190.133	90

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

Anycast

CDN	Sample IP	# of IPs
Cloudflare	104.18.40.137	16
Fastly	140.248.130.133	22
Amazon CloudFront	3.174.59.10	329

Network Map

PoP Locations

CDN	Location	PoP	Network	# of IPs
Fastly	Sofia	Bulgaria	Fastly	1
Fastly	Fortaleza	Brazil	Fastly	1
Fastly	Manila	Philippines	Fastly	1
Fastly	Kuala Lumpur	Malaysia	Fastly	1
Fastly	Ashburn	United States	Fastly	3
Fastly	Seattle	United States	Fastly	2
Fastly	Singapore	Singapore	Fastly	2
Fastly	Seoul	South Korea	Fastly	1
Fastly	Milan	Italy	Fastly	2
Fastly	Dubai	United Arab Emirates	Fastly	1
Fastly	London	United Kingdom	Fastly	2
Fastly	Chicago	United States	Fastly	2
Fastly	Lisbon	Portugal	Fastly	1
Fastly	Los Angeles	United States	Fastly	3
Fastly	Dallas	United States	Fastly	3
Fastly	Tokyo	Japan	Fastly	3
Fastly	Frankfurt	Germany	Fastly	2
Fastly	Miami	United States	Fastly	1
Fastly	Brussels	Belgium	Fastly	1
Fastly	Sydney	Australia	Fastly	1
Fastly	Amsterdam	Netherlands	Fastly	1
Fastly	San Jose	United States	Fastly	2
Fastly	New York	United States	Fastly	2
Fastly	Atlanta	United States	Fastly	1
Fastly	Hong Kong	Hong Kong	Fastly	1
Fastly	Melbourne	Australia	Fastly	1
Fastly	Sao Paulo	Brazil	Fastly	2
Fastly	Paris	France	Fastly	1
Fastly	Toronto	Canada	Fastly	1
Fastly	Madrid	Spain	Fastly	1
Fastly	Montreal	Canada	Fastly	4
Fastly	Fujairah	United Arab Emirates	Fastly	1
Fastly	Columbus	United States	Fastly	1
Fastly	Auckland	New Zealand	Fastly	1
Fastly	Johannesburg	South Africa	Fastly	1
Fastly	Rio de Janeiro	Brazil	Fastly	1
Fastly	Vancouver	Canada	Fastly	1
Fastly	Buenos Aires	Argentina	Fastly	1
Fastly	Santiago	Chile	Fastly	1
Fastly	Cape Town	South Africa	Fastly	1
Fastly	Oslo	Norway	Fastly	1
Fastly	Helsinki	Finland	Fastly	1
Fastly	Vienna	Austria	Fastly	1
Fastly	Dublin	Ireland	Fastly	1
Fastly	Copenhagen	Denmark	Fastly	1
Fastly	Manchester	United Kingdom	Fastly	1
Fastly	Marseille	France	Fastly	1
Fastly	Munich	Germany	Fastly	1
Amazon CloudFront	Berlin	Germany	Amazon CloudFront	16
Amazon CloudFront	Dubai	United Arab Emirates	Amazon CloudFront	138
Amazon CloudFront	Buenos Aires	Argentina	Amazon CloudFront	132
Amazon CloudFront	Lisbon	Portugal	Amazon CloudFront	133
Amazon CloudFront	Johannesburg	South Africa	Amazon CloudFront	290
Amazon CloudFront	Marseille	France	Amazon CloudFront	189
Amazon CloudFront	Milan	Italy	Amazon CloudFront	142
Amazon CloudFront	Bucharest	Romania	Amazon CloudFront	23
Amazon CloudFront	Santiago de Queretaro	Mexico	Amazon CloudFront	69
Amazon CloudFront	Muscat	Oman	Amazon CloudFront	92
Amazon CloudFront	Montreal	Canada	Amazon CloudFront	236
Amazon CloudFront	Dallas	United States	Amazon CloudFront	52
Amazon CloudFront	Ho Chi Minh City	Vietnam	Amazon CloudFront	122
Amazon CloudFront	Ashburn	United States	Amazon CloudFront	155
Amazon CloudFront	Chicago	United States	Amazon CloudFront	197
Amazon CloudFront	Santiago	Chile	Amazon CloudFront	90
Amazon CloudFront	Perth	Australia	Amazon CloudFront	1
Amazon CloudFront	Bogota	Colombia	Amazon CloudFront	43
Amazon CloudFront	Sao Paulo	Brazil	Amazon CloudFront	209
Amazon CloudFront	Cape Town	South Africa	Amazon CloudFront	81
Amazon CloudFront	Helsinki	Finland	Amazon CloudFront	204
Amazon CloudFront	Toronto	Canada	Amazon CloudFront	156
Amazon CloudFront	Tokyo	Japan	Amazon CloudFront	60
Amazon CloudFront	Nairobi	Kenya	Amazon CloudFront	245
Amazon CloudFront	Stockholm	Sweden	Amazon CloudFront	128
Amazon CloudFront	Paris	France	Amazon CloudFront	320
Amazon CloudFront	Zurich	Switzerland	Amazon CloudFront	93
Amazon CloudFront	Dublin	Ireland	Amazon CloudFront	12
Amazon CloudFront	London	United Kingdom	Amazon CloudFront	185
Amazon CloudFront	Kansas City	United States	Amazon CloudFront	79
Amazon CloudFront	Miami	United States	Amazon CloudFront	342
Amazon CloudFront	Philadelphia	United States	Amazon CloudFront	43
Amazon CloudFront	Los Angeles	United States	Amazon CloudFront	71
Amazon CloudFront	San Francisco	United States	Amazon CloudFront	48
Amazon CloudFront	Istanbul	Turkey	Amazon CloudFront	16
Amazon CloudFront	Taipei	Taiwan	Amazon CloudFront	61
Amazon CloudFront	Tel Aviv	Israel	Amazon CloudFront	110
Amazon CloudFront	Columbus	United States	Amazon CloudFront	4
Amazon CloudFront	Seoul	South Korea	Amazon CloudFront	79
Amazon CloudFront	Singapore	Singapore	Amazon CloudFront	58
Amazon CloudFront	Manila	Philippines	Amazon CloudFront	44
Amazon CloudFront	Manchester	United Kingdom	Amazon CloudFront	78
Amazon CloudFront	Copenhagen	Denmark	Amazon CloudFront	32
Amazon CloudFront	Fortaleza	Brazil	Amazon CloudFront	126
Amazon CloudFront	Madrid	Spain	Amazon CloudFront	186
Amazon CloudFront	Warsaw	Poland	Amazon CloudFront	208
Amazon CloudFront	Lima	Peru	Amazon CloudFront	80
Amazon CloudFront	Vancouver	Canada	Amazon CloudFront	50
Amazon CloudFront	Sydney	Australia	Amazon CloudFront	5
Amazon CloudFront	Jeddah	Saudi Arabia	Amazon CloudFront	4
Amazon CloudFront	Cairo	Egypt	Amazon CloudFront	69
Amazon CloudFront	Hong Kong	Hong Kong	Amazon CloudFront	276
Amazon CloudFront	Vienna	Austria	Amazon CloudFront	246
Amazon CloudFront	Frankfurt	Germany	Amazon CloudFront	440
Amazon CloudFront	New York	United States	Amazon CloudFront	131
Amazon CloudFront	Hyderabad	India	Amazon CloudFront	16
Amazon CloudFront	Atlanta	United States	Amazon CloudFront	62
Amazon CloudFront	Boston	United States	Amazon CloudFront	60
Amazon CloudFront	Rio de Janeiro	Brazil	Amazon CloudFront	43
Amazon CloudFront	Manama	Bahrain	Amazon CloudFront	51
Amazon CloudFront	Melbourne	Australia	Amazon CloudFront	168
Amazon CloudFront	Athens	Greece	Amazon CloudFront	111
Amazon CloudFront	New Delhi	India	Amazon CloudFront	40
Amazon CloudFront	Brussels	Belgium	Amazon CloudFront	92
Amazon CloudFront	Dusseldorf	Germany	Amazon CloudFront	40
Amazon CloudFront	Denver	United States	Amazon CloudFront	8
Amazon CloudFront	Osaka	Japan	Amazon CloudFront	32
Amazon CloudFront	Hanoi	Vietnam	Amazon CloudFront	70
Amazon CloudFront	Prague	Czechia	Amazon CloudFront	85
Amazon CloudFront	Mumbai	India	Amazon CloudFront	139
Amazon CloudFront	Kuala Lumpur	Malaysia	Amazon CloudFront	96
Amazon CloudFront	Lagos	Nigeria	Amazon CloudFront	101
Amazon CloudFront	Munich	Germany	Amazon CloudFront	48
Amazon CloudFront	Chennai	India	Amazon CloudFront	153
Amazon CloudFront	Bengaluru	India	Amazon CloudFront	46
Amazon CloudFront	Hamburg	Germany	Amazon CloudFront	32
Amazon CloudFront	Brisbane	Australia	Amazon CloudFront	54
Amazon CloudFront	Pittsburgh	United States	Amazon CloudFront	36
Amazon CloudFront	Tampa	United States	Amazon CloudFront	12
Amazon CloudFront	Sofia	Bulgaria	Amazon CloudFront	208
Amazon CloudFront	Bangkok	Thailand	Amazon CloudFront	166
Amazon CloudFront	Barcelona	Spain	Amazon CloudFront	84
Amazon CloudFront	Budapest	Hungary	Amazon CloudFront	171
Amazon CloudFront	Amsterdam	Netherlands	Amazon CloudFront	134
Amazon CloudFront	Oslo	Norway	Amazon CloudFront	20
Amazon CloudFront	Zagreb	Croatia	Amazon CloudFront	96
Amazon CloudFront	Pune	India	Amazon CloudFront	8
Amazon CloudFront	Kolkata	India	Amazon CloudFront	24

Other Locations

CDN	Location	PoP	Network	# of IPs
Amazon CloudFront	Core Network	Brazil	Amazon CloudFront	16
Amazon CloudFront	Core Network	United States	Amazon CloudFront	8
Amazon CloudFront	Core Network	United Kingdom	Amazon CloudFront	7