NIH Application

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

What is NIH?

NIH - Government
The National Institutes of Health (NIH) is an agency of the U.S. Department of Health and Human Services. The NIH website offers health information for the public, scientists, researchers, medical professionals, patients, and more.

NIH Domains

Primary Domains

nih.gov

Platform Domains

Platform	Sample Domain	Details
Akamai	{hidden}.dscnus.akamaiedge.net	and 1 more
Amazon AWS	{hidden}.us-east-1.elb.amazonaws.com	and 25 more
Cloudflare	{hidden}.cloudflare.net
Microsoft Azure	{hidden}.eastus2.cloudapp.azure.com

Network Ranges

128.231.0.0/16
129.43.0.0/16
130.14.0.0/16
137.187.0.0/16
156.40.0.0/18
and 22 more

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

NIH 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 NIH Network.

Sample IP	ASN	ASN Description	Route	Location
128.231.2.150	AS3527	National Institutes of Health	128.231.2.0/24	United States
128.231.19.88	AS3527	National Institutes of Health	128.231.16.0/20	United States
128.231.19.104	AS3527	National Institutes of Health	128.231.16.0/20	United States
128.231.58.117	AS3527	National Institutes of Health	128.231.32.0/19	United States
128.231.64.1	AS3527	National Institutes of Health	128.231.64.0/18	United States
... and 240 more

Core Networks

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

Network	IP	PoP	Category	Location
Microsoft	52.247.175.244	Core Network	Business	United States

SaaS - Software-as-a-Service

SaaS	Sample IP	# of IPs
F5 Networks	159.60.142.233	1
ServiceNow	149.96.185.156	1

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

Hosting

SaaS	Sample IP	# of IPs
AWS Global Accelerator	75.2.123.215	15
Amazon AWS	52.36.232.238	171
Microsoft Azure	20.119.128.8	2
Google Cloud Platform	34.102.202.9	7
WordPress	192.0.78.145	4

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

Content Delivery Networks - CDNs

Summary

CDN	Sample IP	# of IPs
Akamai	207.194.199.73	1569
Amazon CloudFront	108.158.251.4	36657
Azure Front Door	13.107.213.48	290
Cloudflare	104.18.16.179	38

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

Anycast

CDN	Sample IP	# of IPs
Cloudflare	104.18.16.179	38
Amazon CloudFront		426
Azure Front Door	13.107.213.48	290

Network Map

PoP Locations

CDN	Location	PoP	Network	# of IPs
Amazon CloudFront	Dubai	United Arab Emirates	Amazon CloudFront	261
Amazon CloudFront	Buenos Aires	Argentina	Amazon CloudFront	282
Amazon CloudFront	Lisbon	Portugal	Amazon CloudFront	267
Amazon CloudFront	Frankfurt	Germany	Amazon CloudFront	2176
Amazon CloudFront	Johannesburg	South Africa	Amazon CloudFront	454
Amazon CloudFront	Bucharest	Romania	Amazon CloudFront	262
Amazon CloudFront	Santiago de Queretaro	Mexico	Amazon CloudFront	474
Amazon CloudFront	Muscat	Oman	Amazon CloudFront	192
Amazon CloudFront	Vienna	Austria	Amazon CloudFront	1113
Amazon CloudFront	Atlanta	United States	Amazon CloudFront	333
Amazon CloudFront	Montreal	Canada	Amazon CloudFront	1290
Amazon CloudFront	Manchester	United Kingdom	Amazon CloudFront	300
Amazon CloudFront	Paris	France	Amazon CloudFront	1049
Amazon CloudFront	Ho Chi Minh City	Vietnam	Amazon CloudFront	115
Amazon CloudFront	Ashburn	United States	Amazon CloudFront	1172
Amazon CloudFront	Dublin	Ireland	Amazon CloudFront	94
Amazon CloudFront	Chicago	United States	Amazon CloudFront	886
Amazon CloudFront	Santiago	Chile	Amazon CloudFront	89
Amazon CloudFront	Sao Paulo	Brazil	Amazon CloudFront	346
Amazon CloudFront	Los Angeles	United States	Amazon CloudFront	798
Amazon CloudFront	Seattle	United States	Amazon CloudFront	637
Amazon CloudFront	Cape Town	South Africa	Amazon CloudFront	166
Amazon CloudFront	Helsinki	Finland	Amazon CloudFront	881
Amazon CloudFront	Marseille	France	Amazon CloudFront	1477
Amazon CloudFront	Toronto	Canada	Amazon CloudFront	395
Amazon CloudFront	Tokyo	Japan	Amazon CloudFront	306
Amazon CloudFront	Nairobi	Kenya	Amazon CloudFront	326
Amazon CloudFront	Stockholm	Sweden	Amazon CloudFront	499
Amazon CloudFront	Manila	Philippines	Amazon CloudFront	151
Amazon CloudFront	Zurich	Switzerland	Amazon CloudFront	687
Amazon CloudFront	Milan	Italy	Amazon CloudFront	906
Amazon CloudFront	Bangkok	Thailand	Amazon CloudFront	155
Amazon CloudFront	Kansas City	United States	Amazon CloudFront	142
Amazon CloudFront	Miami	United States	Amazon CloudFront	1689
Amazon CloudFront	Zagreb	Croatia	Amazon CloudFront	576
Amazon CloudFront	New York	United States	Amazon CloudFront	1141
Amazon CloudFront	San Francisco	United States	Amazon CloudFront	422
Amazon CloudFront	Seoul	South Korea	Amazon CloudFront	195
Amazon CloudFront	Taipei	Taiwan	Amazon CloudFront	42
Amazon CloudFront	Tel Aviv	Israel	Amazon CloudFront	657
Amazon CloudFront	Portland	United States	Amazon CloudFront	203
Amazon CloudFront	Houston	United States	Amazon CloudFront	8
Amazon CloudFront	Singapore	Singapore	Amazon CloudFront	307
Amazon CloudFront	Amsterdam	Netherlands	Amazon CloudFront	874
Amazon CloudFront	Copenhagen	Denmark	Amazon CloudFront	354
Amazon CloudFront	Fortaleza	Brazil	Amazon CloudFront	129
Amazon CloudFront	Rio de Janeiro	Brazil	Amazon CloudFront	157
Amazon CloudFront	Hamburg	Germany	Amazon CloudFront	258
Amazon CloudFront	Madrid	Spain	Amazon CloudFront	463
Amazon CloudFront	Warsaw	Poland	Amazon CloudFront	1058
Amazon CloudFront	Bogota	Colombia	Amazon CloudFront	82
Amazon CloudFront	Lima	Peru	Amazon CloudFront	114
Amazon CloudFront	Vancouver	Canada	Amazon CloudFront	476
Amazon CloudFront	Sydney	Australia	Amazon CloudFront	3
Amazon CloudFront	Cairo	Egypt	Amazon CloudFront	122
Amazon CloudFront	Hong Kong	Hong Kong	Amazon CloudFront	387
Amazon CloudFront	Budapest	Hungary	Amazon CloudFront	1259
Amazon CloudFront	Boston	United States	Amazon CloudFront	167
Amazon CloudFront	London	United Kingdom	Amazon CloudFront	977
Amazon CloudFront	Philadelphia	United States	Amazon CloudFront	20
Amazon CloudFront	Tampa	United States	Amazon CloudFront	207
Amazon CloudFront	Rome	Italy	Amazon CloudFront	124
Amazon CloudFront	Melbourne	Australia	Amazon CloudFront	190
Amazon CloudFront	Athens	Greece	Amazon CloudFront	508
Amazon CloudFront	Mumbai	India	Amazon CloudFront	243
Amazon CloudFront	Brussels	Belgium	Amazon CloudFront	390
Amazon CloudFront	Berlin	Germany	Amazon CloudFront	91
Amazon CloudFront	Dusseldorf	Germany	Amazon CloudFront	90
Amazon CloudFront	Osaka	Japan	Amazon CloudFront	88
Amazon CloudFront	Hanoi	Vietnam	Amazon CloudFront	144
Amazon CloudFront	Prague	Czechia	Amazon CloudFront	116
Amazon CloudFront	Kuala Lumpur	Malaysia	Amazon CloudFront	197
Amazon CloudFront	Lagos	Nigeria	Amazon CloudFront	227
Amazon CloudFront	New Delhi	India	Amazon CloudFront	44
Amazon CloudFront	Munich	Germany	Amazon CloudFront	51
Amazon CloudFront	Kolkata	India	Amazon CloudFront	4
Amazon CloudFront	Bengaluru	India	Amazon CloudFront	8
Amazon CloudFront	Brisbane	Australia	Amazon CloudFront	64
Amazon CloudFront	Denver	United States	Amazon CloudFront	1
Amazon CloudFront	Pune	India	Amazon CloudFront	24
Amazon CloudFront	Pittsburgh	United States	Amazon CloudFront	232
Amazon CloudFront	Sofia	Bulgaria	Amazon CloudFront	604
Amazon CloudFront	Barcelona	Spain	Amazon CloudFront	453
Amazon CloudFront	Salt Lake City	United States	Amazon CloudFront	81
Amazon CloudFront	Phoenix	United States	Amazon CloudFront	328
Amazon CloudFront	Oslo	Norway	Amazon CloudFront	44
Amazon CloudFront	Istanbul	Turkey	Amazon CloudFront	48
Amazon CloudFront	Chennai	India	Amazon CloudFront	334
Amazon CloudFront	Columbus	United States	Amazon CloudFront	30
Amazon CloudFront	Doha	Qatar	Amazon CloudFront	80
Amazon CloudFront	Dallas	United States	Amazon CloudFront	32
Amazon CloudFront	Minneapolis	United States	Amazon CloudFront	24
Akamai	Amsterdam	Netherlands	Akamai	17
Akamai	Madrid	Spain	Akamai	23
Akamai	Vienna	Austria	Akamai	39
Akamai	Athens	Greece	Akamai	12
Akamai	London	United Kingdom	Akamai	48
Akamai	Sao Paulo	Brazil	Akamai	30
Akamai	Toronto	Canada	Akamai	24
Akamai	Curitiba	Brazil	Akamai	7
Akamai	Cape Town	South Africa	Akamai	9
Akamai	Hamburg	Germany	Akamai	7
Akamai	Paris	France	Akamai	24
Akamai	Dusseldorf	Germany	Akamai	13
Akamai	Frankfurt	Germany	Akamai	54
Akamai	Prague	Czechia	Akamai	19
Akamai	Mombasa	Kenya	Akamai	12
Akamai	Brussels	Belgium	Akamai	10
Akamai	Santiago	Chile	Akamai	11
Akamai	Lisbon	Portugal	Akamai	12
Akamai	Bogota	Colombia	Akamai	15
Akamai	Dublin	Ireland	Akamai	16
Akamai	Stockholm	Sweden	Akamai	31
Akamai	Istanbul	Turkey	Akamai	16
Akamai	Johannesburg	South Africa	Akamai	15
Akamai	Sofia	Bulgaria	Akamai	6
Akamai	Porto Alegre	Brazil	Akamai	10
Akamai	Barcelona	Spain	Akamai	14
Akamai	Palermo	Italy	Akamai	3
Akamai	Fortaleza	Brazil	Akamai	12
Akamai	Buenos Aires	Argentina	Akamai	27
Akamai	Copenhagen	Denmark	Akamai	6
Akamai	Warsaw	Poland	Akamai	16
Akamai	Milan	Italy	Akamai	17
Akamai	Rome	Italy	Akamai	11
Akamai	Glattbrugg	Switzerland	Akamai	9
Akamai	Marseille	France	Akamai	9
Akamai	Haarlem	Netherlands	Akamai	7
Akamai	Bucharest	Romania	Akamai	16
Akamai	Oslo	Norway	Akamai	11
Akamai	Schiphol	Netherlands	Akamai	4
Akamai	Munich	Germany	Akamai	8
Akamai	Ashburn	United States	Akamai	72
Akamai	Atlanta	United States	Akamai	12
Akamai	Seattle	United States	Akamai	28
Akamai	Minneapolis	United States	Akamai	4
Akamai	Tokyo	Japan	Akamai	51
Akamai	Melbourne	Australia	Akamai	13
Akamai	Bangkok	Thailand	Akamai	14
Akamai	Bengaluru	India	Akamai	16
Akamai	Chicago	United States	Akamai	34
Akamai	Hyderabad	India	Akamai	1
Akamai	Honolulu	United States	Akamai	10
Akamai	Singapore	Singapore	Akamai	56
Akamai	Durban	South Africa	Akamai	4
Akamai	Los Angeles	United States	Akamai	49
Akamai	San Diego	United States	Akamai	6
Akamai	Hong Kong	Hong Kong	Akamai	23
Akamai	Seoul	South Korea	Akamai	27
Akamai	Miami	United States	Akamai	77
Akamai	Rio de Janeiro	Brazil	Akamai	7
Akamai	Houston	United States	Akamai	12
Akamai	Brisbane	Australia	Akamai	11
Akamai	New Delhi	India	Akamai	14
Akamai	Mumbai	India	Akamai	36
Akamai	Vancouver	Canada	Akamai	9
Akamai	Boston	United States	Akamai	12
Akamai	Kolkata	India	Akamai	1
Akamai	Santa Clara	United States	Akamai	10
Akamai	Mount Prospect	United States	Akamai	5
Akamai	Kuala Lumpur	Malaysia	Akamai	11
Akamai	Dubai	United Arab Emirates	Akamai	8
Akamai	Irving	United States	Akamai	5
Akamai	Santiago de Queretaro	Mexico	Akamai	14
Akamai	Marietta	United States	Akamai	7
Akamai	Secaucus	United States	Akamai	30
Akamai	New York	United States	Akamai	19
Akamai	Philadelphia	United States	Akamai	1
Akamai	Auckland	New Zealand	Akamai	10
Akamai	Chennai	India	Akamai	15
Akamai	Dallas	United States	Akamai	16
Akamai	Recife	Brazil	Akamai	8
Akamai	Lima	Peru	Akamai	9
Akamai	Taipei	Taiwan	Akamai	10
Akamai	San Jose	United States	Akamai	18
Akamai	Las Vegas	United States	Akamai	1
Akamai	Manchester	United Kingdom	Akamai	1
Akamai	Cyberjaya	Malaysia	Akamai	1
Akamai	Sydney	Australia	Akamai	1
Akamai	Montreal	Canada	Akamai	1
Akamai	Helsinki	Finland	Akamai	1
Akamai	McAllen	United States	Akamai	6
Akamai	Omaha	United States	Akamai	2
Akamai	Englewood	United States	Akamai	6
Akamai	Brasilia	Brazil	Akamai	6
Akamai	Riga	Latvia	RETN	4
Akamai	Bangkok	Thailand	AIS	7
Akamai	Muscat	Oman	Omantel	8
Akamai	Hanoi	Vietnam	VNPT	8
Akamai	Ho Chi Minh City	Vietnam	VNPT	2
Akamai	Hanoi	Vietnam	FPT Group	4
Akamai	Ho Chi Minh City	Vietnam	FPT Group	4
Akamai	Makati	Philippines	Converge ICT	3
Akamai	Manila	Philippines	Converge ICT	7
Akamai	San Fernando	Philippines	Converge ICT	1
Akamai	Zurich	Switzerland	Swisscom	4
Akamai	Lausanne	Switzerland	Swisscom	4
Akamai	Vancouver	Canada	Telus	2
Akamai	Rome	Italy	Sparkle	4
Akamai	Athens	Greece	Sparkle	2
Akamai	Lima	Peru	Telefonica	6

Other Locations

CDN	Location	PoP	Network	# of IPs
Amazon CloudFront	Core Network	United States	Amazon CloudFront	293
Amazon CloudFront	Core Network	United Arab Emirates	Amazon CloudFront	12
Amazon CloudFront	Core Network	India	Amazon CloudFront	4
Akamai	Core Network	Philippines	Converge ICT	3
Akamai	Core Network	Israel	ASN AS12400	12
Akamai	Core Network	Thailand	ASN AS4651	4
Akamai	Core Network	United Kingdom	Akamai	2
Akamai	Core Network	South Africa	Dimension Data	3
Akamai	Core Network		ASN AS6057	4