Zillow Application

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

Description

Zillow is an online real estate marketplace for finding and sharing information about homes, real estate, and mortgages.

Category	Financial
Web Link	Zillow - Home Page

Application Domains

The application domains data shown here is available in our Netify Data Feeds solution. The data is accessible via our IP API as well as downloadable datasets.

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Domains

Primary Domains

Primary Domains are owned and managed by the application vendor.

Platform Domains are often provided by hosting providers, content delivery networks, SaaS platforms and other third parties. It is important to identify these domains for DNS filters and hostname blocklists.

Platform Domains

Okta	{hidden}.okta.com
SparkPost	{hidden}.sparkpost.com	and 1 more
Zendesk	{hidden}.zendesk.com	and 1 more

Network Ranges

8.20.111.0/24
64.42.184.0/21
192.211.12.0/22
209.133.71.0/24
2620:115::/40

Network Ranges
Some applications are deployed across network blocks. Only networks that are dedicated to an application are provided.

SaaS - Software-as-a-Service

Applications often use various third party platforms for providing authentication, advertising, cybersecurity, e-mail services and more. The Software-as-a-Service (SaaS) platforms used by Zillow are summarized below.

SaaS	# of IPs
Okta	2
SparkPost	5
Zendesk	2

Service	Category	Sample IP	IP Count
Okta	Cybersecurity	13.248.168.94	2 IPs
SparkPost	Mail	44.236.174.41	5 IPs
Zendesk	Business	216.198.53.1	2 IPs

Hosting

Cloud hosting vendors like AWS and Microsoft Azure provide cloud-based computing and network resources to deliver applications. The hosting platforms used by Zillow are summarized below by geographical points-of-presence (PoP). Each PoP can host many IPs to deliver an application.

Cloud Hosts	# of IPs
Amazon AWS	73

Host	PoP	Location	IPs
Amazon AWS	Boardman	United States	72 IPs
Amazon AWS	Ashburn	United States	1 IP

Content Delivery Networks - CDNs

In order to get information to end users more quickly, many applications are distributed from multiple geographical points-of-presence (PoPs) using Content Delivery Networks (CDNs). Each PoP can host many IPs to deliver an application. A sample IP is provided.

CDNs	# of IPs
Amazon CloudFront	4222

PoP Locations

CDN	Network	PoP	Location	IPs
Amazon CloudFront	Amazon CloudFront	Edge - Columbus	United States	29 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Berlin	Germany	40 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Dubai	United Arab Emirates	31 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Lisbon	Portugal	66 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Johannesburg	South Africa	36 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Marseille	France	86 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Bucharest	Romania	66 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Santiago de Queretaro	Mexico	76 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Muscat	Oman	33 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Atlanta	United States	39 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Montreal	Canada	79 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Ashburn	United States	86 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Chicago	United States	95 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Los Angeles	United States	124 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Seattle	United States	19 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Osaka	Japan	24 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Toronto	Canada	82 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Tokyo	Japan	52 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Helsinki	Finland	81 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Stockholm	Sweden	79 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Manila	Philippines	20 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Paris	France	87 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Milan	Italy	87 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Bangkok	Thailand	35 IPs
Amazon CloudFront	Amazon CloudFront	Edge - London	United Kingdom	88 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Kansas City	United States	81 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Philadelphia	United States	16 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Dallas	United States	92 IPs
Amazon CloudFront	Amazon CloudFront	Edge - New York	United States	93 IPs
Amazon CloudFront	Amazon CloudFront	Edge - San Francisco	United States	137 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Seoul	South Korea	36 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Jakarta	Indonesia	36 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Taipei	Taiwan	36 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Denver	United States	25 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Frankfurt	Germany	86 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Vienna	Austria	80 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Hyderabad	India	35 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Copenhagen	Denmark	81 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Chennai	India	32 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Miami	United States	110 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Singapore	Singapore	37 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Dublin	Ireland	79 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Zurich	Switzerland	75 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Madrid	Spain	73 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Hong Kong	Hong Kong	31 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Minneapolis	United States	30 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Warsaw	Poland	84 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Kuala Lumpur	Malaysia	35 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Melbourne	Australia	4 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Vancouver	Canada	45 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Amsterdam	Netherlands	86 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Dusseldorf	Germany	43 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Kolkata	India	31 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Portland	United States	52 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Manama	Bahrain	34 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Mumbai	India	36 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Manchester	United Kingdom	24 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Barcelona	Spain	73 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Budapest	Hungary	81 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Munich	Germany	82 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Brussels	Belgium	31 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Sofia	Bulgaria	79 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Nairobi	Kenya	32 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Cape Town	South Africa	31 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Buenos Aires	Argentina	4 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Tel Aviv	Israel	78 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Hamburg	Germany	40 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Newark	United States	10 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Athens	Greece	66 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Oslo	Norway	27 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Prague	Czechia	65 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Zagreb	Croatia	69 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Fortaleza	Brazil	4 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Sao Paulo	Brazil	4 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Lagos	Nigeria	24 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Istanbul	Turkey	36 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Santiago	Chile	4 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Rome	Italy	2 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Houston	United States	28 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Boston	United States	25 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Sydney	Australia	4 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Calgary	Canada	2 IPs
Amazon CloudFront	Amazon CloudFront	Edge - Phoenix	United States	6 IPs