Status
Online
Server IP address resolved: Yes
Http response code: 200
Response time: 1.36 sec.
Last Checked: 03/28/2024
Nrao.edu traffic estimate is about 1,202 unique visitors and 3,125 pageviews per day. The approximated value of nrao.edu is 59,130 USD. Every unique visitor makes about 2.6 pageviews on average.
Alexa Traffic Rank estimates that nrao.edu is ranked number 8,589 in the world, while most of its traffic comes from United States, where it occupies as high as 73,371 place.
It’s good for nrao.edu that their hosting company VIRGINIA-AS - University of Virginia, US is located in United States, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by VIRGINIA-AS - University of Virginia, US.
Nrao.edu is registered under .EDU top-level domain. Check other websites in .EDU zone.
During the last check (November 12, 2019) nrao.edu has an expired wildcard SSL certificate issued by Sectigo Limited (expired on May 25, 2021), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by Sectigo Limited.
In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust nrao.edu is pretty a safe domain.
Relying on Google Mobile-Friendly test nrao.edu is well optimized for mobile and tablet devices, however website page loading time may be improved.
Where are website visitors coming from?
Country | Visitors |
---|---|
United States US | 19% |
Other | 81% |
Country | Pageviews |
---|---|
United States US | 19% |
Other | 81% |
Country | Rank |
---|---|
United States US | 73371 |
Where do visitors go on nrao.edu?
Subdomain | Pageviews |
---|---|
public.nrao.edu | 3.95% |
aips.nrao.edu | 3.7% |
data.nrao.edu | 2.76% |
archive.nrao.edu | 2.35% |
my.nrao.edu | 1.42% |
other | 85.85% |
Subdomain | Views per User |
---|---|
archive.nrao.edu | 3 |
data.nrao.edu | 3 |
aips.nrao.edu | 3 |
my.nrao.edu | 1 |
public.nrao.edu | 1 |
Subdomain | Reach |
---|---|
public.nrao.edu | 13.13% |
my.nrao.edu | 4.72% |
aips.nrao.edu | 4.1% |
data.nrao.edu | 3.66% |
archive.nrao.edu | 2.96% |
How popular is nrao.edu?
Period | Global Rank | Global Rank Delta |
---|---|---|
past 3 months | 215257 | -154164 |
past month | 121394 | -141454 |
past week | 253847 | 162408 |
yesterday | 232073 | 7213 |
Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
---|---|---|---|---|---|---|
90 | 244094 | -280474 | 19 | 200% | 2.6 | 80% |
30 | 124867 | -237478 | 45 | 260% | 3 | 90% |
7 | 242432 | 167978 | 2 | -76.338% | 3.3 | -33.87% |
1 | 157923 | -17246 | 36 | 7% | 5 | 20% |
Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
---|---|---|---|---|
90 | 218952 | -105042 | 32 | 70% |
30 | 131645 | -108683 | 55 | 90% |
7 | 296103 | 184491 | 24 | -64.235% |
1 | 308871 | 17003 | 2 | -14.21% |
Press rescan to collect fresh statistics for this website...
(Rescan now...)Rankchart Summary
Safe
Updated: 03/28/2024
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
Safe
Updated: 03/24/2024
Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.
Google Safe Search
Safe
Updated: 10/28/2016
SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.
Google Safe Browsing
Safe
Malware not found
Phishing not detected
Unwanted software not found
Harmfull applications not found
Updated: 01/09/2019
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee® WebAdvisor
Safe
Updated: 02/24/2021
McAfee assesses nrao.edu 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 nrao.edu for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Child safety is very good
Updated: 01/10/2019
The WOT calculates reputation of the nrao.edu. This reputation system receives ratings from users and information from third-party sources, assesses the nrao.edu for safety features and confirms, whether nrao.edu is suitable for children.
Domain | *.nrao.edu |
Issuer Organization | Sectigo Limited |
Issuer | Sectigo RSA Domain Validation Secure Server CA |
Algorithm | RSA-SHA256 |
Valid form | 03/05/2019 |
Expiration | 05/25/2021 |
Signed | Certificate is not self signed |
Additional Domains | *.nrao.edu nrao.edu |
ASN ID: 225
ASN Title: VIRGINIA-AS - University of Virginia, US
Updated: 10/05/2023
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 225
ASName: VIRGINIA-AS
ASHandle: AS225
RegDate: 1988-08-30
Updated: 2013-04-22
Ref: https://rdap.arin.net/registry/autnum/225
OrgName: University of Virginia
OrgId: UVA
Address: University of Virginia, ITC
Address: P.O. Box 400324
City: Charlottesville
StateProv: VA
PostalCode: 22904-4324
Country: US
RegDate: 1987-12-14
Updated: 2015-03-16
Ref: https://rdap.arin.net/registry/entity/UVA
OrgTechHandle: ITS31-ARIN
OrgTechName: ITS
OrgTechPhone: +1-434-924-0632
OrgTechEmail: networks@virginia.edu
OrgTechRef: https://rdap.arin.net/registry/entity/ITS31-ARIN
OrgNOCHandle: ITS31-ARIN
OrgNOCName: ITS
OrgNOCPhone: +1-434-924-0632
OrgNOCEmail: networks@virginia.edu
OrgNOCRef: https://rdap.arin.net/registry/entity/ITS31-ARIN
OrgAbuseHandle: ABUSE124-ARIN
OrgAbuseName: Abuse Team
OrgAbusePhone: +1-434-243-8707
OrgAbuseEmail: abuse@virginia.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE124-ARIN
RAbuseHandle: ITS31-ARIN
RAbuseName: ITS
RAbusePhone: +1-434-924-0632
RAbuseEmail: networks@virginia.edu
RAbuseRef: https://rdap.arin.net/registry/entity/ITS31-ARIN
RNOCHandle: ITS31-ARIN
RNOCName: ITS
RNOCPhone: +1-434-924-0632
RNOCEmail: networks@virginia.edu
RNOCRef: https://rdap.arin.net/registry/entity/ITS31-ARIN
RTechHandle: ITS31-ARIN
RTechName: ITS
RTechPhone: +1-434-924-0632
RTechEmail: networks@virginia.edu
RTechRef: https://rdap.arin.net/registry/entity/ITS31-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
Host | A Record | TTL |
---|---|---|
nrao.edu | 192.33.115.11 | 86400 |
Host | MX Record | Priority | TTL |
---|---|---|---|
nrao.edu | io.gb.nrao.edu | 10 | 86400 |
nrao.edu | cv3.cv.nrao.edu | 10 | 86400 |
nrao.edu | revere.aoc.nrao.edu | 10 | 86400 |
Host | NS Record | TTL |
---|---|---|
nrao.edu | zia.aoc.nrao.edu | 86400 |
nrao.edu | cv3.cv.nrao.edu | 86400 |
nrao.edu | sadira.gb.nrao.edu | 86400 |
Host | TXT Record | TTL |
---|---|---|
nrao.edu | v=spf1 mx include:hgncloud.com ~all | 3600 |
nrao.edu | ugIPtt8T4Uy8aftOSmTufO3LJGLJci5M8dHoq6XgewpbFttQLlDOMzlFZXLLeO0RGjXuUGWh8Arwg8RhOurJVw== | 3600 |
cv3.cv.nrao.edu
TTL: 86400
Email address: tech.nrao.edu
Serial: 2019081600
Refresh: 28800
Retry: 14400
Expire: 3600000
Minimum: 14400
Information about registered users or assignees of an Internet resource
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: http://whois.educause.edu
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
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harvest information from this server is generally prohibited
except as reasonably necessary to register or modify .edu
domain names.
-------------------------------------------------------------
Domain Name: NRAO.EDU
Registrant:
National Radio Astronomy Observatory
520 Edgemont Road
Charlottesville, VA 22903-2475
USA
Administrative Contact:
David Halstead
National Radio Astronomy Observatory
520 Edgemont Road
Charlottesville, VA 22903-2475
USA
+1.4342960211
admin@nrao.edu
Technical Contact:
Tech Admin
National Radio Astronomy Observatory
520 Edgemont Road
Charlottesville, VA 22903-2475
USA
+1.4342960211
tech@nrao.edu
Name Servers:
CV3.CV.NRAO.EDU
ZIA.AOC.NRAO.EDU
SADIRA.GB.NRAO.EDU
Domain record activated: 17-Dec-1987
Domain record last updated: 25-Mar-2021
Domain expires: 31-Jul-2021
Website desktop performance and usability tips
Speed
47%
Number and type of the resources loaded from the website:
Total Resources | 131 |
Number of Hosts | 35 |
Static Resources | 63 |
JavaScript Resources | 34 |
CSS Resources | 11 |
CSS | 281.3 KBytes |
Images | 7.0 MBytes |
HTML | 84.9 KBytes |
JavaScript | 1.2 MBytes |
Other | 16.7 KBytes |
Updated: 05/31/2017
Tips on speeding up mobile site performance
Usability
96%
Speed
34%
Number and type of the resources loaded from the website:
Total Resources | 121 |
Number of Hosts | 35 |
Static Resources | 62 |
JavaScript Resources | 26 |
CSS Resources | 10 |
CSS | 273.3 KBytes |
Images | 9.9 MBytes |
HTML | 83.9 KBytes |
JavaScript | 1.1 MBytes |
Other | 16.8 KBytes |
Updated: 05/30/2017