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 18 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 222 more

SaaS - Software-as-a-Service

SaaS	Sample IP	# of IPs
F5 Networks	159.60.142.233	1
ServiceNow	149.96.189.156	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
Amazon AWS	52.36.232.238	209
AWS Global Accelerator	75.2.123.215	8
Microsoft Azure	20.119.128.8	2
Google Cloud Platform	34.102.202.9	4
WordPress	192.0.78.145	6

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	210.71.227.208	1765
Amazon CloudFront	108.159.28.12	42272
Cloudflare	104.18.26.148	38
Azure Front Door	13.107.213.31	287

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

Anycast

CDN	Sample IP	# of IPs
Azure Front Door	13.107.213.31	287
Amazon CloudFront		131
Cloudflare	104.18.26.148	38

Network Map

PoP Locations

CDN	Location	PoP	Network	# of IPs
Amazon CloudFront	Columbus	United States	Amazon CloudFront	56
Amazon CloudFront	Istanbul	Turkey	Amazon CloudFront	98
Amazon CloudFront	Dubai	United Arab Emirates	Amazon CloudFront	326
Amazon CloudFront	Buenos Aires	Argentina	Amazon CloudFront	218
Amazon CloudFront	Lisbon	Portugal	Amazon CloudFront	809
Amazon CloudFront	Johannesburg	South Africa	Amazon CloudFront	515
Amazon CloudFront	Marseille	France	Amazon CloudFront	1206
Amazon CloudFront	Madrid	Spain	Amazon CloudFront	976
Amazon CloudFront	Bucharest	Romania	Amazon CloudFront	120
Amazon CloudFront	Santiago de Queretaro	Mexico	Amazon CloudFront	448
Amazon CloudFront	Muscat	Oman	Amazon CloudFront	148
Amazon CloudFront	Vienna	Austria	Amazon CloudFront	946
Amazon CloudFront	Atlanta	United States	Amazon CloudFront	608
Amazon CloudFront	Montreal	Canada	Amazon CloudFront	1207
Amazon CloudFront	Manchester	United Kingdom	Amazon CloudFront	637
Amazon CloudFront	Paris	France	Amazon CloudFront	1605
Amazon CloudFront	Ho Chi Minh City	Vietnam	Amazon CloudFront	224
Amazon CloudFront	Ashburn	United States	Amazon CloudFront	860
Amazon CloudFront	Dublin	Ireland	Amazon CloudFront	67
Amazon CloudFront	Chicago	United States	Amazon CloudFront	912
Amazon CloudFront	Santiago	Chile	Amazon CloudFront	228
Amazon CloudFront	Sao Paulo	Brazil	Amazon CloudFront	373
Amazon CloudFront	Los Angeles	United States	Amazon CloudFront	940
Amazon CloudFront	Seattle	United States	Amazon CloudFront	530
Amazon CloudFront	Cape Town	South Africa	Amazon CloudFront	203
Amazon CloudFront	Helsinki	Finland	Amazon CloudFront	1059
Amazon CloudFront	Toronto	Canada	Amazon CloudFront	511
Amazon CloudFront	Tokyo	Japan	Amazon CloudFront	320
Amazon CloudFront	Nairobi	Kenya	Amazon CloudFront	458
Amazon CloudFront	Stockholm	Sweden	Amazon CloudFront	797
Amazon CloudFront	Calgary	Canada	Amazon CloudFront	24
Amazon CloudFront	Manila	Philippines	Amazon CloudFront	167
Amazon CloudFront	Zurich	Switzerland	Amazon CloudFront	666
Amazon CloudFront	Milan	Italy	Amazon CloudFront	816
Amazon CloudFront	Bangkok	Thailand	Amazon CloudFront	175
Amazon CloudFront	Rome	Italy	Amazon CloudFront	128
Amazon CloudFront	Kansas City	United States	Amazon CloudFront	340
Amazon CloudFront	Miami	United States	Amazon CloudFront	1733
Amazon CloudFront	Philadelphia	United States	Amazon CloudFront	192
Amazon CloudFront	Oslo	Norway	Amazon CloudFront	218
Amazon CloudFront	Frankfurt	Germany	Amazon CloudFront	1757
Amazon CloudFront	San Francisco	United States	Amazon CloudFront	619
Amazon CloudFront	New York	United States	Amazon CloudFront	774
Amazon CloudFront	Seoul	South Korea	Amazon CloudFront	205
Amazon CloudFront	Berlin	Germany	Amazon CloudFront	264
Amazon CloudFront	Taipei	Taiwan	Amazon CloudFront	86
Amazon CloudFront	Tel Aviv	Israel	Amazon CloudFront	681
Amazon CloudFront	Portland	United States	Amazon CloudFront	454
Amazon CloudFront	Dallas	United States	Amazon CloudFront	498
Amazon CloudFront	Singapore	Singapore	Amazon CloudFront	248
Amazon CloudFront	Copenhagen	Denmark	Amazon CloudFront	235
Amazon CloudFront	Fortaleza	Brazil	Amazon CloudFront	232
Amazon CloudFront	Rio de Janeiro	Brazil	Amazon CloudFront	70
Amazon CloudFront	Hamburg	Germany	Amazon CloudFront	178
Amazon CloudFront	Warsaw	Poland	Amazon CloudFront	888
Amazon CloudFront	Bogota	Colombia	Amazon CloudFront	131
Amazon CloudFront	Lima	Peru	Amazon CloudFront	166
Amazon CloudFront	Vancouver	Canada	Amazon CloudFront	466
Amazon CloudFront	Sydney	Australia	Amazon CloudFront	52
Amazon CloudFront	Cairo	Egypt	Amazon CloudFront	141
Amazon CloudFront	Hong Kong	Hong Kong	Amazon CloudFront	511
Amazon CloudFront	Houston	United States	Amazon CloudFront	36
Amazon CloudFront	Hyderabad	India	Amazon CloudFront	23
Amazon CloudFront	Boston	United States	Amazon CloudFront	216
Amazon CloudFront	London	United Kingdom	Amazon CloudFront	1136
Amazon CloudFront	Kolkata	India	Amazon CloudFront	91
Amazon CloudFront	Manama	Bahrain	Amazon CloudFront	164
Amazon CloudFront	Tampa	United States	Amazon CloudFront	223
Amazon CloudFront	New Delhi	India	Amazon CloudFront	86
Amazon CloudFront	Melbourne	Australia	Amazon CloudFront	288
Amazon CloudFront	Athens	Greece	Amazon CloudFront	516
Amazon CloudFront	Brussels	Belgium	Amazon CloudFront	430
Amazon CloudFront	Dusseldorf	Germany	Amazon CloudFront	335
Amazon CloudFront	Hanoi	Vietnam	Amazon CloudFront	164
Amazon CloudFront	Prague	Czechia	Amazon CloudFront	598
Amazon CloudFront	Kuala Lumpur	Malaysia	Amazon CloudFront	224
Amazon CloudFront	Amsterdam	Netherlands	Amazon CloudFront	980
Amazon CloudFront	Osaka	Japan	Amazon CloudFront	4
Amazon CloudFront	Mumbai	India	Amazon CloudFront	335
Amazon CloudFront	Munich	Germany	Amazon CloudFront	345
Amazon CloudFront	Chennai	India	Amazon CloudFront	356
Amazon CloudFront	Brisbane	Australia	Amazon CloudFront	99
Amazon CloudFront	Bengaluru	India	Amazon CloudFront	32
Amazon CloudFront	Pittsburgh	United States	Amazon CloudFront	32
Amazon CloudFront	Sofia	Bulgaria	Amazon CloudFront	1239
Amazon CloudFront	Barcelona	Spain	Amazon CloudFront	835
Amazon CloudFront	Budapest	Hungary	Amazon CloudFront	986
Amazon CloudFront	Phoenix	United States	Amazon CloudFront	394
Amazon CloudFront	Zagreb	Croatia	Amazon CloudFront	852
Amazon CloudFront	Minneapolis	United States	Amazon CloudFront	12
Amazon CloudFront	Lagos	Nigeria	Amazon CloudFront	156
Amazon CloudFront	Pune	India	Amazon CloudFront	24
Amazon CloudFront	Denver	United States	Amazon CloudFront	47
Akamai	Frankfurt	Germany	Akamai	89
Akamai	Amsterdam	Netherlands	Akamai	21
Akamai	Madrid	Spain	Akamai	27
Akamai	Vienna	Austria	Akamai	28
Akamai	Athens	Greece	Akamai	7
Akamai	Lisbon	Portugal	Akamai	18
Akamai	Fujairah	United Arab Emirates	Akamai	13
Akamai	Sao Paulo	Brazil	Akamai	28
Akamai	Toronto	Canada	Akamai	19
Akamai	Warsaw	Poland	Akamai	22
Akamai	Curitiba	Brazil	Akamai	5
Akamai	Cape Town	South Africa	Akamai	9
Akamai	Paris	France	Akamai	26
Akamai	London	United Kingdom	Akamai	28
Akamai	Prague	Czechia	Akamai	21
Akamai	Mombasa	Kenya	Akamai	11
Akamai	Rio de Janeiro	Brazil	Akamai	5
Akamai	Brussels	Belgium	Akamai	9
Akamai	Santiago	Chile	Akamai	14
Akamai	Schiphol	Netherlands	Akamai	2
Akamai	Milan	Italy	Akamai	36
Akamai	Dublin	Ireland	Akamai	8
Akamai	Istanbul	Turkey	Akamai	13
Akamai	Johannesburg	South Africa	Akamai	15
Akamai	Glattbrugg	Switzerland	Akamai	8
Akamai	Sofia	Bulgaria	Akamai	4
Akamai	Bogota	Colombia	Akamai	10
Akamai	Porto Alegre	Brazil	Akamai	6
Akamai	Barcelona	Spain	Akamai	13
Akamai	Palermo	Italy	Akamai	6
Akamai	Fortaleza	Brazil	Akamai	12
Akamai	Manchester	United Kingdom	Akamai	8
Akamai	Stockholm	Sweden	Akamai	29
Akamai	Oslo	Norway	Akamai	16
Akamai	Buenos Aires	Argentina	Akamai	22
Akamai	Copenhagen	Denmark	Akamai	11
Akamai	Dusseldorf	Germany	Akamai	9
Akamai	Rome	Italy	Akamai	8
Akamai	Berlin	Germany	Akamai	8
Akamai	Marseille	France	Akamai	9
Akamai	Haarlem	Netherlands	Akamai	7
Akamai	Tel Aviv	Israel	Akamai	7
Akamai	Bucharest	Romania	Akamai	10
Akamai	Munich	Germany	Akamai	10
Akamai	Ashburn	United States	Akamai	103
Akamai	Atlanta	United States	Akamai	19
Akamai	Sydney	Australia	Akamai	13
Akamai	New Delhi	India	Akamai	31
Akamai	Seattle	United States	Akamai	37
Akamai	Manila	Philippines	Akamai	1
Akamai	Chennai	India	Akamai	22
Akamai	Jakarta	Indonesia	Akamai	2
Akamai	Tokyo	Japan	Akamai	51
Akamai	Minneapolis	United States	Akamai	3
Akamai	Melbourne	Australia	Akamai	22
Akamai	Bengaluru	India	Akamai	12
Akamai	Hyderabad	India	Akamai	3
Akamai	Singapore	Singapore	Akamai	49
Akamai	Los Angeles	United States	Akamai	48
Akamai	New York	United States	Akamai	22
Akamai	Hong Kong	Hong Kong	Akamai	21
Akamai	Seoul	South Korea	Akamai	31
Akamai	Miami	United States	Akamai	95
Akamai	Chicago	United States	Akamai	38
Akamai	Houston	United States	Akamai	13
Akamai	Brisbane	Australia	Akamai	10
Akamai	Kuala Lumpur	Malaysia	Akamai	11
Akamai	Dallas	United States	Akamai	23
Akamai	Mumbai	India	Akamai	32
Akamai	Secaucus	United States	Akamai	33
Akamai	Vancouver	Canada	Akamai	8
Akamai	Boston	United States	Akamai	57
Akamai	Bangkok	Thailand	Akamai	10
Akamai	Kolkata	India	Akamai	7
Akamai	Santa Clara	United States	Akamai	8
Akamai	Mount Prospect	United States	Akamai	6
Akamai	McAllen	United States	Akamai	12
Akamai	Dubai	United Arab Emirates	Akamai	8
Akamai	Irving	United States	Akamai	7
Akamai	Lithia Springs	United States	Akamai	3
Akamai	Marietta	United States	Akamai	3
Akamai	Cyberjaya	Malaysia	Akamai	5
Akamai	Santiago de Queretaro	Mexico	Akamai	18
Akamai	Englewood	United States	Akamai	7
Akamai	Philadelphia	United States	Akamai	3
Akamai	San Jose	United States	Akamai	20
Akamai	Brasilia	Brazil	Akamai	6
Akamai	Recife	Brazil	Akamai	4
Akamai	Florianopolis	Brazil	Akamai	4
Akamai	Lima	Peru	Akamai	7
Akamai	Taipei	Taiwan	Akamai	10
Akamai	Las Vegas	United States	Akamai	1
Akamai	Hamburg	Germany	Akamai	1
Akamai	Montreal	Canada	Akamai	1
Akamai	Helsinki	Finland	Akamai	1
Akamai	Honolulu	United States	Akamai	2
Akamai	Auckland	New Zealand	Akamai	4
Akamai	Taichung	Taiwan	Akamai	2
Akamai	Amman	Jordan	Orange	2
Akamai	Riga	Latvia	RETN	6
Akamai	Bucharest	Romania	Digi	2
Akamai	Amman	Jordan	Omantel	2
Akamai	Muscat	Oman	Omantel	4
Akamai	Riyadh	Saudi Arabia	Omantel	2
Akamai	Bangkok	Thailand	AIS	4
Akamai	Hanoi	Vietnam	VNPT	4
Akamai	Ho Chi Minh City	Vietnam	VNPT	2
Akamai	Manila	Philippines	Converge ICT	4
Akamai	Calgary	Canada	Bell Canada	2
Akamai	Taichung	Taiwan	Chunghwa Telecom	4
Akamai	Taipei	Taiwan	Chunghwa Telecom	6
Akamai	Vancouver	Canada	Telus	2
Akamai	San Jose	United States	Arelion	6
Akamai	Melbourne	Australia	Telstra	2
Akamai	Manila	Philippines	Sky	2

Other Locations

CDN	Location	PoP	Network	# of IPs
Amazon CloudFront	Core Network	United States	Amazon CloudFront	363
Akamai	Core Network	Taiwan	Chunghwa Telecom	2
Akamai	Core Network	Sweden	Arelion	3
Akamai	Core Network	Israel	ASN AS12400	8
Akamai	Core Network	India	ASN AS9829	2
Akamai	Core Network	Vietnam	FPT Group	2
Akamai	Core Network	Thailand	ASN AS4651	5
Akamai	Core Network	Philippines	Converge ICT	2
Akamai	Core Network	Qatar	ASN AS200612	2
Akamai	Core Network	Peru	Telefonica	4
Akamai	Core Network	Switzerland	Swisscom	6
Akamai	Core Network	South Africa	Dimension Data	2
Akamai	Core Network	Taiwan	ASN AS9416	2
Akamai	Core Network	Hong Kong	ASN AS4760	1
Akamai	Core Network	South Korea	Akamai	1
Akamai	Core Network	Italy	Sparkle	6
Akamai	Core Network	Greece	Sparkle	2
Akamai	Core Network	Thailand	AIS	2