The National Academies Press

The National Academies Press (NAP) publishes authoritative reports issued by The National Academies of Science, Engineering, and Medicine (NASEM).

Online Status

Server IP address resolved: Yes
Http response code: 200
Response time: 2.48 sec.
Last Checked: 06/11/2024

Over the time has been ranked as high as 1,439 in the world, while most of its traffic comes from United States, where it reached as high as 8,164 position. receives about 25,883 unique visitors and 43,483 pageviews per day. The estimated value of is 762,120 USD. Each unique visitor makes about 1.68 pageviews on average. is registered under .EDU top-level domain. Check other websites in .EDU zone.

At the time of the last check (November 28, 2019) has an expired wildcard SSL certificate issued by DigiCert Inc (expired on July 13, 2021). Check other websites using SSL certificates issued by DigiCert Inc.

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust is quite a safe domain.

Mobile-Friendly test indicates that is well optimized for mobile and tablet devices, however website page loading time could be improved.

Global Rank
Average Load Time
Links In Count
Website Value

Last Updated: 07/19/2024
Overall result - "" is SAFE.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton Connect Safe
Last Updated: 03/21/2024 is safe.

Norton ConnectSafe evaluates for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search
Last Updated: 02/08/2019 is safe.

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Google Safe Browsing
Last Updated: 01/09/2019
Malware not found at "".
"" is not a phishing page.
"" does not install unwanted software.
"" does not contain harmfull applications.
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Site Advisor
Last Updated: 02/22/2021 is safe.

McAfee assesses for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 01/09/2019 child safety isvery good.

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SSL Information
Domain *
Issuer OrganizationDigiCert Inc
Issuer DigiCert SHA2 Secure Server CA
Algorithm RSA-SHA256
Valid form 07/09/2019
Expiration 07/13/2021
SignedCertificate is not self signed
Additional Domains *
Server Location
District of Columbia
United States
ASN Information

Last Update: 07/16/2024

# ARIN WHOIS data and services are subject to the Terms of Use
# available at:
# If you see inaccuracies in the results, please report at
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.

ASNumber: 7301
ASHandle: AS7301
RegDate: 1996-11-05
Updated: 2009-08-03

OrgName: National Academy of Sciences
OrgId: NAS-13
Address: 500 5th Street, NW
Address: Suite Terrell 514
City: Washington
StateProv: DC
PostalCode: 20001
Country: US
RegDate: 1996-11-05
Updated: 2010-07-19

OrgTechHandle: CMI26-ARIN
OrgTechName: Miletti, Carlos
OrgTechPhone: +1-202-334-3749

OrgAbuseHandle: CMI26-ARIN
OrgAbuseName: Miletti, Carlos
OrgAbusePhone: +1-202-334-3749

OrgNOCHandle: CMI26-ARIN
OrgNOCName: Miletti, Carlos
OrgNOCPhone: +1-202-334-3749

# ARIN WHOIS data and services are subject to the Terms of Use
# available at:
# If you see inaccuracies in the results, please report at
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.


This Registry database contains ONLY .EDU domains.
The data in the EDUCAUSE Whois database is provided
by EDUCAUSE for information purposes in order to
assist in the process of obtaining information about
or related to .edu domain registration records.

The EDUCAUSE Whois database is authoritative for the
.EDU domain.

A Web interface for the .EDU EDUCAUSE Whois Server is
available at:

By submitting a Whois query, you agree that this information
will not be used to allow, enable, or otherwise support
the transmission of unsolicited commercial advertising or
solicitations via e-mail. The use of electronic processes to
harvest information from this server is generally prohibited
except as reasonably necessary to register or modify .edu
domain names.


Domain Name: NAP.EDU

National Academy Press
500 5th Street N.W.
Washington, DC 20001

Administrative Contact:
System Administration
National Academies
500 Fifth Street, N.W.
Washington, DC 20001

Technical Contact:
DNS-Technical- Contact
National Academies
500 Fifth Street, N.W.
Washington, DC 20001

Name Servers:

Domain record activated: 11-Dec-1995
Domain record last updated: 25-Mar-2021
Domain expires: 31-Jul-2021

DNS Records
HostA RecordTTL
HostMX RecordPriorityTTL
HostNS RecordTTL
HostTXT RecordTTL
nap.eduv=spf1 mx ip4: -all7200
TTL: 7200
Email address:
Serial: 1564635602
Refresh: 21600
Retry: 3600
Expire: 2592000
Minimum: 360


Last tested: 05/18/2017

Desktop Speed
Desktop Resource Breakdown
Total Resources72
Number of Hosts8
Static Resources62
JavaScript Resources11
CSS Resources4

Last tested: 05/18/2017

Mobile Usability
Mobile Speed
Mobile Resource Breakdown
Total Resources69
Number of Hosts8
Static Resources61
JavaScript Resources11
CSS Resources4